./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38308b6fed1232d0f0655c6a7fdca66f01202aa3ce6504bdf059603fcddde92f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:50:54,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:50:54,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:50:54,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:50:54,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:50:54,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:50:54,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:50:54,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:50:54,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:50:54,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:50:54,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:50:54,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:50:54,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:50:54,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:50:55,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:50:55,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:50:55,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:50:55,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:50:55,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:50:55,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:50:55,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:50:55,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:50:55,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:50:55,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:50:55,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:50:55,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:50:55,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:50:55,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:50:55,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:50:55,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:50:55,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:50:55,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:50:55,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:50:55,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:50:55,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:50:55,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:50:55,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:50:55,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:50:55,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:50:55,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:50:55,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:50:55,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-13 22:50:55,098 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:50:55,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:50:55,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:50:55,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:50:55,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:50:55,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:50:55,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:50:55,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:50:55,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:50:55,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:50:55,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:50:55,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:50:55,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:50:55,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:50:55,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:50:55,104 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:50:55,104 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:50:55,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:50:55,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:50:55,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:50:55,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:50:55,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:50:55,106 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:50:55,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:50:55,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:50:55,106 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38308b6fed1232d0f0655c6a7fdca66f01202aa3ce6504bdf059603fcddde92f [2021-11-13 22:50:55,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:50:55,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:50:55,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:50:55,443 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:50:55,444 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:50:55,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i [2021-11-13 22:50:55,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/8652d9b7a/c55a55843c434c419194a65cc75fd2c6/FLAG7d299b822 [2021-11-13 22:50:56,901 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:50:56,902 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i [2021-11-13 22:50:57,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/8652d9b7a/c55a55843c434c419194a65cc75fd2c6/FLAG7d299b822 [2021-11-13 22:50:57,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/8652d9b7a/c55a55843c434c419194a65cc75fd2c6 [2021-11-13 22:50:57,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:50:57,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:50:57,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:50:57,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:50:57,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:50:57,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:57" (1/1) ... [2021-11-13 22:50:57,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c36e5b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:57, skipping insertion in model container [2021-11-13 22:50:57,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:57" (1/1) ... [2021-11-13 22:50:57,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:50:57,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:50:59,668 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3141e25a) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1381) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2021-11-13 22:50:59,679 INFO L158 Benchmark]: Toolchain (without parser) took 2259.38ms. Allocated memory was 104.9MB in the beginning and 148.9MB in the end (delta: 44.0MB). Free memory was 47.6MB in the beginning and 78.6MB in the end (delta: -31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-13 22:50:59,681 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:50:59,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2254.38ms. Allocated memory was 104.9MB in the beginning and 148.9MB in the end (delta: 44.0MB). Free memory was 47.6MB in the beginning and 78.6MB in the end (delta: -31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-13 22:50:59,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2254.38ms. Allocated memory was 104.9MB in the beginning and 148.9MB in the end (delta: 44.0MB). Free memory was 47.6MB in the beginning and 78.6MB in the end (delta: -31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3141e25a) de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3141e25a): de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729) 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38308b6fed1232d0f0655c6a7fdca66f01202aa3ce6504bdf059603fcddde92f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:51:02,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:51:02,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:51:02,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:51:02,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:51:02,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:51:02,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:51:02,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:51:02,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:51:02,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:51:02,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:51:02,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:51:02,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:51:02,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:51:02,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:51:02,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:51:02,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:51:02,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:51:02,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:51:02,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:51:02,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:51:02,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:51:02,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:51:02,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:51:02,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:51:02,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:51:02,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:51:02,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:51:02,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:51:02,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:51:02,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:51:02,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:51:02,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:51:02,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:51:02,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:51:02,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:51:02,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:51:02,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:51:02,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:51:02,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:51:02,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:51:02,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-13 22:51:02,198 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:51:02,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:51:02,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:51:02,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:51:02,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:51:02,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:51:02,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:51:02,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:51:02,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:51:02,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:51:02,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:51:02,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 22:51:02,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 22:51:02,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 22:51:02,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:51:02,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:51:02,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:51:02,206 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:51:02,206 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:51:02,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:51:02,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:51:02,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:51:02,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:51:02,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:51:02,208 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 22:51:02,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 22:51:02,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:51:02,209 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 22:51:02,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 22:51:02,209 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38308b6fed1232d0f0655c6a7fdca66f01202aa3ce6504bdf059603fcddde92f [2021-11-13 22:51:02,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:51:02,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:51:02,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:51:02,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:51:02,617 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:51:02,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i [2021-11-13 22:51:02,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/38dc1eb8e/a7d388c3307245c18d33fdf51261aa50/FLAGb6890573a [2021-11-13 22:51:04,301 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:51:04,302 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko.cil.i [2021-11-13 22:51:04,472 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/38dc1eb8e/a7d388c3307245c18d33fdf51261aa50/FLAGb6890573a [2021-11-13 22:51:04,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b75a58cc-cb81-4a6a-9898-bbf6313b4d7f/bin/ukojak-2xVlg8857e/data/38dc1eb8e/a7d388c3307245c18d33fdf51261aa50 [2021-11-13 22:51:04,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:51:04,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:51:04,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:51:04,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:51:04,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:51:04,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:04" (1/1) ... [2021-11-13 22:51:04,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d70702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:04, skipping insertion in model container [2021-11-13 22:51:04,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:04" (1/1) ... [2021-11-13 22:51:04,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:51:05,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:51:06,929 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1381) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2021-11-13 22:51:06,935 INFO L158 Benchmark]: Toolchain (without parser) took 2266.52ms. Allocated memory was 79.7MB in the beginning and 127.9MB in the end (delta: 48.2MB). Free memory was 41.6MB in the beginning and 75.2MB in the end (delta: -33.6MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-11-13 22:51:06,937 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:51:06,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2260.89ms. Allocated memory was 79.7MB in the beginning and 127.9MB in the end (delta: 48.2MB). Free memory was 41.5MB in the beginning and 75.2MB in the end (delta: -33.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-11-13 22:51:06,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2260.89ms. Allocated memory was 79.7MB in the beginning and 127.9MB in the end (delta: 48.2MB). Free memory was 41.5MB in the beginning and 75.2MB in the end (delta: -33.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303) de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303): de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303)