./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.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 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 10:16:52,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:16:52,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:16:52,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:16:52,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:16:52,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:16:52,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:16:52,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:16:52,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:16:52,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:16:52,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:16:52,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:16:52,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:16:52,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:16:52,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:16:52,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:16:52,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:16:52,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:16:52,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:16:52,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:16:52,228 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:16:52,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:16:52,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:16:52,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:16:52,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:16:52,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:16:52,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:16:52,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:16:52,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:16:52,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:16:52,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:16:52,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:16:52,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:16:52,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:16:52,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:16:52,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:16:52,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:16:52,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:16:52,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:16:52,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:16:52,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:16:52,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:16:52,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 10:16:52,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:16:52,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:16:52,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:16:52,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:16:52,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:16:52,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:16:52,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:16:52,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:16:52,288 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:16:52,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:16:52,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 10:16:52,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:16:52,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:16:52,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:16:52,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:16:52,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:16:52,291 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:16:52,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:16:52,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:16:52,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:16:52,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:16:52,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:16:52,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:16:52,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:16:52,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:16:52,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 10:16:52,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 10:16:52,293 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:16:52,293 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:16:52,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:16:52,294 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 [2022-07-21 10:16:52,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:16:52,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:16:52,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:16:52,623 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:16:52,623 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:16:52,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2022-07-21 10:16:52,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd84e911/ddaa7df29903432b94f9c07f2e52db1c/FLAG75be128b1 [2022-07-21 10:16:53,383 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:16:53,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2022-07-21 10:16:53,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd84e911/ddaa7df29903432b94f9c07f2e52db1c/FLAG75be128b1 [2022-07-21 10:16:53,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd84e911/ddaa7df29903432b94f9c07f2e52db1c [2022-07-21 10:16:53,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:16:53,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:16:53,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:16:53,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:16:53,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:16:53,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:53" (1/1) ... [2022-07-21 10:16:53,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a90e830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:53, skipping insertion in model container [2022-07-21 10:16:53,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:53" (1/1) ... [2022-07-21 10:16:53,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:16:53,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:54,641 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2022-07-21 10:16:54,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:54,694 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:16:54,889 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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: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 10:16:54,894 INFO L158 Benchmark]: Toolchain (without parser) took 1356.06ms. Allocated memory was 58.7MB in the beginning and 125.8MB in the end (delta: 67.1MB). Free memory was 29.4MB in the beginning and 84.7MB in the end (delta: -55.3MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-07-21 10:16:54,894 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 10:16:54,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1353.41ms. Allocated memory was 58.7MB in the beginning and 125.8MB in the end (delta: 67.1MB). Free memory was 29.2MB in the beginning and 84.7MB in the end (delta: -55.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-07-21 10:16:54,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1353.41ms. Allocated memory was 58.7MB in the beginning and 125.8MB in the end (delta: 67.1MB). Free memory was 29.2MB in the beginning and 84.7MB in the end (delta: -55.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.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 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 10:16:56,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:16:56,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:16:56,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:16:56,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:16:56,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:16:56,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:16:56,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:16:56,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:16:56,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:16:56,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:16:56,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:16:56,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:16:56,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:16:56,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:16:56,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:16:56,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:16:56,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:16:56,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:16:56,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:16:56,762 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:16:56,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:16:56,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:16:56,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:16:56,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:16:56,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:16:56,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:16:56,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:16:56,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:16:56,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:16:56,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:16:56,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:16:56,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:16:56,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:16:56,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:16:56,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:16:56,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:16:56,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:16:56,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:16:56,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:16:56,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:16:56,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:16:56,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 10:16:56,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:16:56,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:16:56,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:16:56,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:16:56,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:16:56,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:16:56,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:16:56,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:16:56,829 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:16:56,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:16:56,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:16:56,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:16:56,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:16:56,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:16:56,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 10:16:56,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 10:16:56,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 10:16:56,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:16:56,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:16:56,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:16:56,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:16:56,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:16:56,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:16:56,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:16:56,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:16:56,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:16:56,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:16:56,833 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 10:16:56,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 10:16:56,833 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:16:56,834 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:16:56,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:16:56,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 10:16:56,834 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 [2022-07-21 10:16:57,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:16:57,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:16:57,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:16:57,227 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:16:57,228 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:16:57,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2022-07-21 10:16:57,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2478cbb/917e472030644324b19342c6f2fc7b1a/FLAG5f4b6d920 [2022-07-21 10:16:58,065 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:16:58,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2022-07-21 10:16:58,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2478cbb/917e472030644324b19342c6f2fc7b1a/FLAG5f4b6d920 [2022-07-21 10:16:58,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2478cbb/917e472030644324b19342c6f2fc7b1a [2022-07-21 10:16:58,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:16:58,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:16:58,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:16:58,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:16:58,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:16:58,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:58" (1/1) ... [2022-07-21 10:16:58,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38692e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:58, skipping insertion in model container [2022-07-21 10:16:58,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:58" (1/1) ... [2022-07-21 10:16:58,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:16:58,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:59,510 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2022-07-21 10:16:59,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:59,570 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 10:16:59,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:59,789 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2022-07-21 10:16:59,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:59,801 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:17:00,002 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2022-07-21 10:17:00,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:17:00,100 INFO L208 MainTranslator]: Completed translation [2022-07-21 10:17:00,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00 WrapperNode [2022-07-21 10:17:00,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 10:17:00,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 10:17:00,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 10:17:00,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 10:17:00,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,330 INFO L137 Inliner]: procedures = 160, calls = 1210, calls flagged for inlining = 64, calls inlined = 64, statements flattened = 2672 [2022-07-21 10:17:00,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 10:17:00,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 10:17:00,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 10:17:00,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 10:17:00,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 10:17:00,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 10:17:00,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 10:17:00,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 10:17:00,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (1/1) ... [2022-07-21 10:17:00,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:17:00,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:17:00,561 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 10:17:00,589 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 10:17:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2022-07-21 10:17:00,607 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2022-07-21 10:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 10:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 10:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 10:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 10:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 10:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 10:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2022-07-21 10:17:00,608 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2022-07-21 10:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2022-07-21 10:17:00,608 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2022-07-21 10:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2022-07-21 10:17:00,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2022-07-21 10:17:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2022-07-21 10:17:00,609 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2022-07-21 10:17:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 10:17:00,609 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 10:17:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-21 10:17:00,609 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-21 10:17:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 10:17:00,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 10:17:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2022-07-21 10:17:00,610 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2022-07-21 10:17:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2022-07-21 10:17:00,610 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2022-07-21 10:17:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2022-07-21 10:17:00,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2022-07-21 10:17:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 10:17:00,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 10:17:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-21 10:17:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-21 10:17:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2022-07-21 10:17:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2022-07-21 10:17:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 10:17:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 10:17:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-21 10:17:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-21 10:17:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 10:17:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2022-07-21 10:17:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2022-07-21 10:17:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 10:17:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 10:17:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 10:17:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-21 10:17:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-21 10:17:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 10:17:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 10:17:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2022-07-21 10:17:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2022-07-21 10:17:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-07-21 10:17:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-07-21 10:17:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2022-07-21 10:17:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2022-07-21 10:17:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 10:17:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2022-07-21 10:17:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2022-07-21 10:17:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2022-07-21 10:17:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2022-07-21 10:17:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2022-07-21 10:17:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2022-07-21 10:17:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2022-07-21 10:17:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2022-07-21 10:17:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 10:17:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 10:17:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2022-07-21 10:17:00,619 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2022-07-21 10:17:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 10:17:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 10:17:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2022-07-21 10:17:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2022-07-21 10:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 10:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2022-07-21 10:17:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2022-07-21 10:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2022-07-21 10:17:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2022-07-21 10:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 10:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-07-21 10:17:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-07-21 10:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2022-07-21 10:17:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2022-07-21 10:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 10:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 10:17:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 10:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 10:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 10:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 10:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 10:17:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 10:17:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2022-07-21 10:17:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2022-07-21 10:17:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-21 10:17:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-21 10:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2022-07-21 10:17:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2022-07-21 10:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 10:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2022-07-21 10:17:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2022-07-21 10:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 10:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 10:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 10:17:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 10:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-21 10:17:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-21 10:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 10:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-21 10:17:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-21 10:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2022-07-21 10:17:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2022-07-21 10:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2022-07-21 10:17:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2022-07-21 10:17:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2022-07-21 10:17:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2022-07-21 10:17:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2022-07-21 10:17:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2022-07-21 10:17:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2022-07-21 10:17:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2022-07-21 10:17:00,633 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2022-07-21 10:17:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2022-07-21 10:17:00,633 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-21 10:17:00,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 10:17:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 10:17:01,175 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 10:17:01,177 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 10:17:40,983 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 10:17:41,007 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 10:17:41,007 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 10:17:41,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:17:41 BoogieIcfgContainer [2022-07-21 10:17:41,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 10:17:41,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 10:17:41,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 10:17:41,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 10:17:41,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:16:58" (1/3) ... [2022-07-21 10:17:41,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e547ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:17:41, skipping insertion in model container [2022-07-21 10:17:41,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:17:00" (2/3) ... [2022-07-21 10:17:41,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e547ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:17:41, skipping insertion in model container [2022-07-21 10:17:41,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:17:41" (3/3) ... [2022-07-21 10:17:41,025 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2022-07-21 10:17:41,044 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 10:17:41,044 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 10:17:41,129 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 10:17:41,137 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@39327768, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4cc3edcd [2022-07-21 10:17:41,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 10:17:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 968 states, 708 states have (on average 1.3785310734463276) internal successors, (976), 716 states have internal predecessors, (976), 212 states have call successors, (212), 46 states have call predecessors, (212), 46 states have return successors, (212), 212 states have call predecessors, (212), 212 states have call successors, (212) [2022-07-21 10:17:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-21 10:17:41,173 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:17:41,174 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:17:41,175 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:17:41,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:17:41,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1364499313, now seen corresponding path program 1 times [2022-07-21 10:17:41,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:17:41,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615141186] [2022-07-21 10:17:41,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:17:41,218 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:17:41,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:17:41,221 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 10:17:41,222 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 10:17:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:17:42,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-21 10:17:42,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:17:42,842 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-07-21 10:17:42,843 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:17:42,843 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:17:42,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615141186] [2022-07-21 10:17:42,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615141186] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:17:42,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:17:42,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 10:17:42,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2377545] [2022-07-21 10:17:42,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:17:42,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 10:17:42,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:17:42,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 10:17:42,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:17:42,883 INFO L87 Difference]: Start difference. First operand has 968 states, 708 states have (on average 1.3785310734463276) internal successors, (976), 716 states have internal predecessors, (976), 212 states have call successors, (212), 46 states have call predecessors, (212), 46 states have return successors, (212), 212 states have call predecessors, (212), 212 states have call successors, (212) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-21 10:17:43,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:17:43,265 INFO L93 Difference]: Finished difference Result 1939 states and 2828 transitions. [2022-07-21 10:17:43,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:17:43,269 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 87 [2022-07-21 10:17:43,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:17:43,294 INFO L225 Difference]: With dead ends: 1939 [2022-07-21 10:17:43,295 INFO L226 Difference]: Without dead ends: 959 [2022-07-21 10:17:43,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:17:43,311 INFO L413 NwaCegarLoop]: 1395 mSDtfsCounter, 3 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5566 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-21 10:17:43,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5566 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-21 10:17:43,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2022-07-21 10:17:43,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2022-07-21 10:17:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 700 states have (on average 1.37) internal successors, (959), 708 states have internal predecessors, (959), 211 states have call successors, (211), 46 states have call predecessors, (211), 47 states have return successors, (218), 211 states have call predecessors, (218), 211 states have call successors, (218) [2022-07-21 10:17:43,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1388 transitions. [2022-07-21 10:17:43,448 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1388 transitions. Word has length 87 [2022-07-21 10:17:43,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:17:43,449 INFO L495 AbstractCegarLoop]: Abstraction has 959 states and 1388 transitions. [2022-07-21 10:17:43,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-21 10:17:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1388 transitions. [2022-07-21 10:17:43,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-07-21 10:17:43,457 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:17:43,458 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:17:43,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-21 10:17:43,679 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 10:17:43,680 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:17:43,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:17:43,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1592292097, now seen corresponding path program 1 times [2022-07-21 10:17:43,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:17:43,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39327781] [2022-07-21 10:17:43,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:17:43,683 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:17:43,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:17:43,685 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 10:17:43,687 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 10:17:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:17:44,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 1176 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-21 10:17:44,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:17:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-07-21 10:17:45,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:17:45,277 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:17:45,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39327781] [2022-07-21 10:17:45,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39327781] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:17:45,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:17:45,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 10:17:45,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271464577] [2022-07-21 10:17:45,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:17:45,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 10:17:45,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:17:45,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 10:17:45,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:17:45,281 INFO L87 Difference]: Start difference. First operand 959 states and 1388 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-21 10:17:45,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:17:45,512 INFO L93 Difference]: Finished difference Result 1910 states and 2763 transitions. [2022-07-21 10:17:45,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:17:45,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 90 [2022-07-21 10:17:45,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:17:45,519 INFO L225 Difference]: With dead ends: 1910 [2022-07-21 10:17:45,520 INFO L226 Difference]: Without dead ends: 959 [2022-07-21 10:17:45,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 10:17:45,525 INFO L413 NwaCegarLoop]: 1379 mSDtfsCounter, 0 mSDsluCounter, 4122 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5501 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-21 10:17:45,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5501 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-21 10:17:45,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2022-07-21 10:17:45,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2022-07-21 10:17:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 700 states have (on average 1.37) internal successors, (959), 708 states have internal predecessors, (959), 211 states have call successors, (211), 46 states have call predecessors, (211), 47 states have return successors, (217), 211 states have call predecessors, (217), 211 states have call successors, (217) [2022-07-21 10:17:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1387 transitions. [2022-07-21 10:17:45,565 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1387 transitions. Word has length 90 [2022-07-21 10:17:45,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:17:45,566 INFO L495 AbstractCegarLoop]: Abstraction has 959 states and 1387 transitions. [2022-07-21 10:17:45,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-21 10:17:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1387 transitions. [2022-07-21 10:17:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-21 10:17:45,569 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:17:45,570 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:17:45,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 10:17:45,791 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 10:17:45,791 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:17:45,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:17:45,792 INFO L85 PathProgramCache]: Analyzing trace with hash -893601957, now seen corresponding path program 2 times [2022-07-21 10:17:45,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:17:45,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [936885953] [2022-07-21 10:17:45,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-21 10:17:45,794 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:17:45,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:17:45,795 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 10:17:45,797 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 10:17:53,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-21 10:17:53,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-21 10:17:53,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 27 conjunts are in the unsatisfiable core [2022-07-21 10:17:53,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:17:54,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 499 treesize of output 379 [2022-07-21 10:17:54,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 379 treesize of output 259 [2022-07-21 10:17:54,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:54,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:54,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:54,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:54,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:54,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-21 10:17:56,687 INFO L356 Elim1Store]: treesize reduction 1113, result has 16.4 percent of original size [2022-07-21 10:17:56,688 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 259 treesize of output 289