./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 35987657 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-?-3598765 [2022-07-21 11:50:52,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:50:52,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:50:52,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:50:52,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:50:52,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:50:52,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:50:52,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:50:52,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:50:52,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:50:52,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:50:52,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:50:52,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:50:52,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:50:52,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:50:52,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:50:52,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:50:52,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:50:52,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:50:52,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:50:52,103 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:50:52,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:50:52,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:50:52,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:50:52,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:50:52,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:50:52,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:50:52,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:50:52,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:50:52,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:50:52,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:50:52,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:50:52,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:50:52,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:50:52,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:50:52,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:50:52,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:50:52,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:50:52,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:50:52,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:50:52,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:50:52,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:50:52,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:50:52,146 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:50:52,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:50:52,147 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:50:52,147 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:50:52,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:50:52,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:50:52,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:50:52,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:50:52,149 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:50:52,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:50:52,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:50:52,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:50:52,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:50:52,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:50:52,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:50:52,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:50:52,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:50:52,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:50:52,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:50:52,153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2022-07-21 11:50:52,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:50:52,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:50:52,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:50:52,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:50:52,404 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:50:52,405 INFO L432 ainManager$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 [2022-07-21 11:50:52,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf886eda/60ce95a354de482d84c4119043bbf2a3/FLAGc1f974d8a [2022-07-21 11:50:52,948 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:50:52,949 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 [2022-07-21 11:50:52,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf886eda/60ce95a354de482d84c4119043bbf2a3/FLAGc1f974d8a [2022-07-21 11:50:53,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf886eda/60ce95a354de482d84c4119043bbf2a3 [2022-07-21 11:50:53,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:50:53,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:50:53,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:50:53,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:50:53,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:50:53,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:50:53" (1/1) ... [2022-07-21 11:50:53,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e7ba15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:53, skipping insertion in model container [2022-07-21 11:50:53,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:50:53" (1/1) ... [2022-07-21 11:50:53,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:50:53,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:50:53,964 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] [2022-07-21 11:50:53,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:50:54,009 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:50:54,114 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) [2022-07-21 11:50:54,119 INFO L158 Benchmark]: Toolchain (without parser) took 615.96ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 34.9MB in the beginning and 52.1MB in the end (delta: -17.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-07-21 11:50:54,120 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:50:54,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.50ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 34.7MB in the beginning and 52.1MB in the end (delta: -17.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-07-21 11:50:54,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.50ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 34.7MB in the beginning and 52.1MB in the end (delta: -17.3MB). Peak memory consumption was 22.2MB. 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-?-3598765 [2022-07-21 11:50:55,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:50:55,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:50:55,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:50:55,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:50:55,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:50:55,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:50:55,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:50:55,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:50:55,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:50:55,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:50:55,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:50:55,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:50:55,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:50:55,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:50:55,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:50:55,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:50:55,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:50:55,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:50:55,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:50:55,639 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:50:55,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:50:55,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:50:55,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:50:55,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:50:55,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:50:55,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:50:55,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:50:55,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:50:55,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:50:55,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:50:55,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:50:55,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:50:55,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:50:55,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:50:55,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:50:55,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:50:55,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:50:55,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:50:55,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:50:55,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:50:55,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:50:55,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 11:50:55,682 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:50:55,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:50:55,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:50:55,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:50:55,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:50:55,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:50:55,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:50:55,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:50:55,685 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:50:55,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 11:50:55,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:50:55,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:50:55,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:50:55,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 11:50:55,688 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:50:55,689 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:50:55,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:50:55,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 11:50:55,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2022-07-21 11:50:55,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:50:55,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:50:55,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:50:55,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:50:55,953 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:50:55,954 INFO L432 ainManager$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 [2022-07-21 11:50:56,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9223354f6/58e61df1bcc74d71a47cd9000eeeeabb/FLAGf45b53e5a [2022-07-21 11:50:56,487 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:50:56,487 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 [2022-07-21 11:50:56,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9223354f6/58e61df1bcc74d71a47cd9000eeeeabb/FLAGf45b53e5a [2022-07-21 11:50:56,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9223354f6/58e61df1bcc74d71a47cd9000eeeeabb [2022-07-21 11:50:56,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:50:56,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:50:56,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:50:56,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:50:56,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:50:56,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:50:56" (1/1) ... [2022-07-21 11:50:56,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9d01f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:56, skipping insertion in model container [2022-07-21 11:50:56,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:50:56" (1/1) ... [2022-07-21 11:50:56,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:50:56,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:50:56,984 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] [2022-07-21 11:50:56,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:50:57,019 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:50:57,111 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] [2022-07-21 11:50:57,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:50:57,135 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:50:57,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57 WrapperNode [2022-07-21 11:50:57,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:50:57,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:50:57,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:50:57,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:50:57,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,201 INFO L137 Inliner]: procedures = 85, calls = 159, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 414 [2022-07-21 11:50:57,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:50:57,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:50:57,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:50:57,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:50:57,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:50:57,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:50:57,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:50:57,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:50:57,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (1/1) ... [2022-07-21 11:50:57,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:50:57,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:50:57,316 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) [2022-07-21 11:50:57,336 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 [2022-07-21 11:50:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:50:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:50:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:50:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2022-07-21 11:50:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2022-07-21 11:50:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 11:50:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2022-07-21 11:50:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:50:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-21 11:50:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:50:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:50:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-21 11:50:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-21 11:50:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:50:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:50:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-21 11:50:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-21 11:50:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:50:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-21 11:50:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-21 11:50:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:50:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:50:57,579 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:50:57,581 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:50:57,634 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:50:59,050 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:50:59,061 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:50:59,061 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 11:50:59,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:50:59 BoogieIcfgContainer [2022-07-21 11:50:59,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:50:59,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:50:59,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:50:59,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:50:59,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:50:56" (1/3) ... [2022-07-21 11:50:59,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4152baf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:50:59, skipping insertion in model container [2022-07-21 11:50:59,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:50:57" (2/3) ... [2022-07-21 11:50:59,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4152baf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:50:59, skipping insertion in model container [2022-07-21 11:50:59,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:50:59" (3/3) ... [2022-07-21 11:50:59,069 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-21 11:50:59,080 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:50:59,080 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:50:59,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:50:59,150 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@2e5976fd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4f921f9e [2022-07-21 11:50:59,150 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:50:59,154 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) [2022-07-21 11:50:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-21 11:50:59,161 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:50:59,161 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] [2022-07-21 11:50:59,162 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:50:59,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:50:59,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1680540981, now seen corresponding path program 1 times [2022-07-21 11:50:59,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:50:59,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26833224] [2022-07-21 11:50:59,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:50:59,179 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:50:59,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:50:59,181 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) [2022-07-21 11:50:59,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 11:50:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:50:59,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:50:59,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:50:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 11:50:59,392 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:50:59,393 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:50:59,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26833224] [2022-07-21 11:50:59,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26833224] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:50:59,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:50:59,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 11:50:59,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669457581] [2022-07-21 11:50:59,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:50:59,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:50:59,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:50:59,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:50:59,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:50:59,421 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) [2022-07-21 11:50:59,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:50:59,539 INFO L93 Difference]: Finished difference Result 273 states and 358 transitions. [2022-07-21 11:50:59,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:50:59,541 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 [2022-07-21 11:50:59,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:50:59,546 INFO L225 Difference]: With dead ends: 273 [2022-07-21 11:50:59,546 INFO L226 Difference]: Without dead ends: 136 [2022-07-21 11:50:59,549 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 [2022-07-21 11:50:59,551 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 134 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 11:50:59,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 194 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:50:59,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-07-21 11:50:59,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2022-07-21 11:50:59,591 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) [2022-07-21 11:50:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 169 transitions. [2022-07-21 11:50:59,595 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 169 transitions. Word has length 20 [2022-07-21 11:50:59,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:50:59,596 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 169 transitions. [2022-07-21 11:50:59,596 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) [2022-07-21 11:50:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 169 transitions. [2022-07-21 11:50:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-07-21 11:50:59,599 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:50:59,599 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] [2022-07-21 11:50:59,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-21 11:50:59,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:50:59,800 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:50:59,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:50:59,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1275376956, now seen corresponding path program 1 times [2022-07-21 11:50:59,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:50:59,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1783237982] [2022-07-21 11:50:59,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:50:59,802 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:50:59,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:50:59,803 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) [2022-07-21 11:50:59,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 11:50:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:50:59,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:50:59,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:50:59,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 11:50:59,978 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:50:59,978 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:50:59,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1783237982] [2022-07-21 11:50:59,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1783237982] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:50:59,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:50:59,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 11:50:59,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494888633] [2022-07-21 11:50:59,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:50:59,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 11:50:59,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:50:59,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 11:50:59,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 11:50:59,981 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) [2022-07-21 11:51:00,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:51:00,037 INFO L93 Difference]: Finished difference Result 277 states and 344 transitions. [2022-07-21 11:51:00,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 11:51:00,038 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 [2022-07-21 11:51:00,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:51:00,040 INFO L225 Difference]: With dead ends: 277 [2022-07-21 11:51:00,040 INFO L226 Difference]: Without dead ends: 144 [2022-07-21 11:51:00,041 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 [2022-07-21 11:51:00,041 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, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 11:51:00,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 437 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:51:00,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2022-07-21 11:51:00,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 139. [2022-07-21 11:51:00,052 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) [2022-07-21 11:51:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 172 transitions. [2022-07-21 11:51:00,054 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 172 transitions. Word has length 48 [2022-07-21 11:51:00,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:51:00,054 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 172 transitions. [2022-07-21 11:51:00,054 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) [2022-07-21 11:51:00,054 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 172 transitions. [2022-07-21 11:51:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-07-21 11:51:00,075 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:51:00,075 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] [2022-07-21 11:51:00,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-07-21 11:51:00,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:51:00,298 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:51:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:51:00,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1218118654, now seen corresponding path program 1 times [2022-07-21 11:51:00,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:51:00,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [730236162] [2022-07-21 11:51:00,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:51:00,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:51:00,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:51:00,301 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) [2022-07-21 11:51:00,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 11:51:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:51:00,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:51:00,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:51:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 11:51:00,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:51:00,544 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:51:00,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [730236162] [2022-07-21 11:51:00,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [730236162] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:51:00,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:51:00,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 11:51:00,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003882496] [2022-07-21 11:51:00,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:51:00,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:51:00,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:51:00,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:51:00,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:51:00,547 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) [2022-07-21 11:51:00,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:51:00,554 INFO L93 Difference]: Finished difference Result 139 states and 172 transitions. [2022-07-21 11:51:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:51:00,554 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 [2022-07-21 11:51:00,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:51:00,555 INFO L225 Difference]: With dead ends: 139 [2022-07-21 11:51:00,555 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 11:51:00,556 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 [2022-07-21 11:51:00,557 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 [2022-07-21 11:51:00,557 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] [2022-07-21 11:51:00,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 11:51:00,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 11:51:00,558 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) [2022-07-21 11:51:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 11:51:00,558 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2022-07-21 11:51:00,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:51:00,559 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 11:51:00,559 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) [2022-07-21 11:51:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 11:51:00,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 11:51:00,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 11:51:00,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 11:51:00,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:51:00,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 11:51:01,047 INFO L899 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2022-07-21 11:51:01,047 INFO L902 garLoopResultBuilder]: At program point iounmapENTRY(lines 3207 3209) the Hoare annotation is: true [2022-07-21 11:51:01,047 INFO L899 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2022-07-21 11:51:01,048 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2022-07-21 11:51:01,048 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3085 3091) the Hoare annotation is: true [2022-07-21 11:51:01,048 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2022-07-21 11:51:01,048 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2022-07-21 11:51:01,048 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2022-07-21 11:51:01,049 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2846 2852) the Hoare annotation is: true [2022-07-21 11:51:01,049 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L902 garLoopResultBuilder]: At program point do_map_probeENTRY(lines 3201 3203) the Hoare annotation is: true [2022-07-21 11:51:01,050 INFO L902 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L902 garLoopResultBuilder]: At program point inlENTRY(lines 2761 2768) the Hoare annotation is: true [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2774 2776) the Hoare annotation is: true [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2022-07-21 11:51:01,050 INFO L902 garLoopResultBuilder]: At program point outlENTRY(lines 2754 2760) the Hoare annotation is: true [2022-07-21 11:51:01,050 INFO L899 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2777 2793) the Hoare annotation is: true [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L902 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L902 garLoopResultBuilder]: At program point L3248(line 3248) the Hoare annotation is: true [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L902 garLoopResultBuilder]: At program point pci_get_deviceENTRY(lines 3247 3249) the Hoare annotation is: true [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L902 garLoopResultBuilder]: At program point pci_dev_putENTRY(lines 3244 3246) the Hoare annotation is: true [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2022-07-21 11:51:01,051 INFO L899 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L902 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 11:51:01,052 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))) [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2022-07-21 11:51:01,052 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))) [2022-07-21 11:51:01,052 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))) [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L895 garLoopResultBuilder]: At program point L3077(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,052 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))) [2022-07-21 11:51:01,052 INFO L895 garLoopResultBuilder]: At program point L3061(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2022-07-21 11:51:01,052 INFO L899 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2022-07-21 11:51:01,053 INFO L895 garLoopResultBuilder]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2022-07-21 11:51:01,053 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,053 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))) [2022-07-21 11:51:01,054 INFO L902 garLoopResultBuilder]: At program point L3081(lines 3029 3083) the Hoare annotation is: true [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 INFO L895 garLoopResultBuilder]: At program point L3214(lines 3213 3215) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,054 INFO L899 garLoopResultBuilder]: For program point L2983(line 2983) no Hoare annotation was computed. [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 INFO L899 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 INFO L899 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 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))) [2022-07-21 11:51:01,054 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:51:01,055 INFO L899 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2022-07-21 11:51:01,055 INFO L899 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2022-07-21 11:51:01,055 INFO L899 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2022-07-21 11:51:01,055 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))) [2022-07-21 11:51:01,055 INFO L899 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2022-07-21 11:51:01,059 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))) [2022-07-21 11:51:01,059 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))) [2022-07-21 11:51:01,060 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2022-07-21 11:51:01,060 INFO L902 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2022-07-21 11:51:01,060 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))) [2022-07-21 11:51:01,060 INFO L899 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2022-07-21 11:51:01,060 INFO L899 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2022-07-21 11:51:01,060 INFO L899 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2022-07-21 11:51:01,060 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))) [2022-07-21 11:51:01,061 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))) [2022-07-21 11:51:01,061 INFO L899 garLoopResultBuilder]: For program point L2970(lines 2970 2990) no Hoare annotation was computed. [2022-07-21 11:51:01,061 INFO L899 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2022-07-21 11:51:01,061 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))) [2022-07-21 11:51:01,061 INFO L899 garLoopResultBuilder]: For program point L2970-2(lines 2970 2990) no Hoare annotation was computed. [2022-07-21 11:51:01,061 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))) [2022-07-21 11:51:01,061 INFO L899 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2022-07-21 11:51:01,061 INFO L899 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2022-07-21 11:51:01,062 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:51:01,062 INFO L902 garLoopResultBuilder]: At program point L3187-1(lines 3184 3193) the Hoare annotation is: true [2022-07-21 11:51:01,062 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2022-07-21 11:51:01,062 INFO L895 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,062 INFO L899 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2022-07-21 11:51:01,062 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))) [2022-07-21 11:51:01,062 INFO L899 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2022-07-21 11:51:01,062 INFO L899 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2022-07-21 11:51:01,063 INFO L899 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2022-07-21 11:51:01,063 INFO L899 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2022-07-21 11:51:01,063 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))) [2022-07-21 11:51:01,063 INFO L899 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2022-07-21 11:51:01,063 INFO L895 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2022-07-21 11:51:01,063 INFO L895 garLoopResultBuilder]: At program point L3023(lines 3017 3025) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,063 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))) [2022-07-21 11:51:01,064 INFO L899 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2022-07-21 11:51:01,064 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))) [2022-07-21 11:51:01,064 INFO L899 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2022-07-21 11:51:01,064 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))) [2022-07-21 11:51:01,064 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))) [2022-07-21 11:51:01,064 INFO L899 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2022-07-21 11:51:01,064 INFO L895 garLoopResultBuilder]: At program point L3222(lines 3221 3223) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-21 11:51:01,065 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))) [2022-07-21 11:51:01,065 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))) [2022-07-21 11:51:01,065 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))) [2022-07-21 11:51:01,065 INFO L899 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2022-07-21 11:51:01,067 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-07-21 11:51:01,069 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 11:51:01,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:51:01 BoogieIcfgContainer [2022-07-21 11:51:01,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 11:51:01,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 11:51:01,079 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 11:51:01,079 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 11:51:01,080 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:50:59" (3/4) ... [2022-07-21 11:51:01,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 11:51:01,085 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2022-07-21 11:51:01,085 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 11:51:01,085 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2022-07-21 11:51:01,085 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 11:51:01,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2022-07-21 11:51:01,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2022-07-21 11:51:01,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-07-21 11:51:01,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-07-21 11:51:01,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:51:01,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:51:01,148 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 11:51:01,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 11:51:01,148 INFO L158 Benchmark]: Toolchain (without parser) took 4628.14ms. Allocated memory was 54.5MB in the beginning and 117.4MB in the end (delta: 62.9MB). Free memory was 32.6MB in the beginning and 83.5MB in the end (delta: -50.9MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,149 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 44.0MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:51:01,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.54ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 34.9MB in the end (delta: -2.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.10ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 31.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,149 INFO L158 Benchmark]: Boogie Preprocessor took 84.58ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 37.2MB in the end (delta: -6.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,150 INFO L158 Benchmark]: RCFGBuilder took 1775.85ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 37.2MB in the beginning and 57.1MB in the end (delta: -20.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,150 INFO L158 Benchmark]: TraceAbstraction took 2014.40ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 56.7MB in the beginning and 58.3MB in the end (delta: -1.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,150 INFO L158 Benchmark]: Witness Printer took 69.17ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 83.5MB in the end (delta: -25.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 11:51:01,151 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 44.0MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.54ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 34.9MB in the end (delta: -2.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.10ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 31.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.58ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 37.2MB in the end (delta: -6.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1775.85ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 37.2MB in the beginning and 57.1MB in the end (delta: -20.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2014.40ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 56.7MB in the beginning and 58.3MB in the end (delta: -1.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Witness Printer took 69.17ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 83.5MB in the end (delta: -25.2MB). Peak memory consumption was 8.4MB. 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: 1.9s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, 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: 0.0s 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: 0.0s SsaConstructionTime, 0.1s 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! [2022-07-21 11:51:01,199 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