./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6b421dda0cef4702353b6f62d100004357fa83ab ........................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6b421dda0cef4702353b6f62d100004357fa83ab ....................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:06:02,218 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:06:02,219 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:06:02,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:06:02,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:06:02,231 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:06:02,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:06:02,236 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:06:02,237 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:06:02,239 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:06:02,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:06:02,241 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:06:02,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:06:02,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:06:02,250 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:06:02,250 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:06:02,251 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:06:02,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:06:02,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:06:02,254 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:06:02,254 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:06:02,255 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:06:02,257 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:06:02,257 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:06:02,258 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:06:02,258 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:06:02,259 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:06:02,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:06:02,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:06:02,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:06:02,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:06:02,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:06:02,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:06:02,262 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:06:02,262 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:06:02,263 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:06:02,263 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-26 20:06:02,273 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:06:02,274 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:06:02,274 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:06:02,274 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:06:02,274 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:06:02,275 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:06:02,275 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 20:06:02,275 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:06:02,275 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-26 20:06:02,275 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 20:06:02,276 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 20:06:02,276 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:06:02,277 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:06:02,277 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:06:02,277 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:06:02,277 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:06:02,277 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:06:02,277 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:06:02,278 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:06:02,278 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:06:02,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:06:02,279 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:06:02,279 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:06:02,279 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 20:06:02,279 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:06:02,279 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:06:02,281 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:06:02,281 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 20:06:02,281 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 6b421dda0cef4702353b6f62d100004357fa83ab [2018-10-26 20:06:02,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:06:02,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:06:02,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:06:02,322 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:06:02,322 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:06:02,323 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:06:02,370 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/9e14278e8/18b65fa17fbd414ab452fc167dc61f4d/FLAGca856d1cb [2018-10-26 20:06:03,075 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:06:03,079 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:06:03,118 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/9e14278e8/18b65fa17fbd414ab452fc167dc61f4d/FLAGca856d1cb [2018-10-26 20:06:03,133 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/9e14278e8/18b65fa17fbd414ab452fc167dc61f4d [2018-10-26 20:06:03,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:06:03,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:06:03,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:06:03,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:06:03,146 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:06:03,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:06:03" (1/1) ... [2018-10-26 20:06:03,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b85182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:06:03, skipping insertion in model container [2018-10-26 20:06:03,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:06:03" (1/1) ... [2018-10-26 20:06:03,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:06:03,299 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:06:07,511 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:06:07,514 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructInitializerInfo(InitializationHandler.java:1003) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.createUltimateInitProcedure(PostProcessor.java:692) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.postProcess(PostProcessor.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:564) 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:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 20:06:07,517 INFO L168 Benchmark]: Toolchain (without parser) took 4379.58 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 602.4 MB). Free memory was 943.8 MB in the beginning and 1.3 GB in the end (delta: -378.9 MB). Peak memory consumption was 481.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:06:07,519 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:06:07,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4377.05 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 602.4 MB). Free memory was 943.8 MB in the beginning and 1.3 GB in the end (delta: -378.9 MB). Peak memory consumption was 481.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:06:07,525 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4377.05 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 602.4 MB). Free memory was 943.8 MB in the beginning and 1.3 GB in the end (delta: -378.9 MB). Peak memory consumption was 481.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructInitializerInfo(InitializationHandler.java:1003) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:06:09,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:06:09,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:06:09,150 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:06:09,150 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:06:09,151 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:06:09,152 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:06:09,153 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:06:09,154 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:06:09,155 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:06:09,156 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:06:09,156 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:06:09,157 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:06:09,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:06:09,158 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:06:09,159 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:06:09,160 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:06:09,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:06:09,162 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:06:09,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:06:09,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:06:09,165 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:06:09,167 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:06:09,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:06:09,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:06:09,168 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:06:09,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:06:09,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:06:09,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:06:09,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:06:09,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:06:09,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:06:09,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:06:09,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:06:09,173 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:06:09,174 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:06:09,174 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-10-26 20:06:09,185 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:06:09,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:06:09,186 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:06:09,186 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:06:09,186 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:06:09,187 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:06:09,187 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:06:09,187 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:06:09,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:06:09,188 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:06:09,189 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:06:09,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:06:09,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:06:09,190 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:06:09,190 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:06:09,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:06:09,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:06:09,190 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:06:09,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:06:09,191 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:06:09,191 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:06:09,191 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:06:09,191 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:06:09,193 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 6b421dda0cef4702353b6f62d100004357fa83ab [2018-10-26 20:06:09,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:06:09,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:06:09,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:06:09,240 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:06:09,241 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:06:09,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:06:09,288 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/799a5731d/21fdd5bb470d458b98ef8c63b1da2028/FLAG11d6ae5c0 [2018-10-26 20:06:09,967 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:06:09,968 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:06:10,025 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/799a5731d/21fdd5bb470d458b98ef8c63b1da2028/FLAG11d6ae5c0 [2018-10-26 20:06:10,036 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_922d7dc3-883a-4bdd-bc91-d66333c47c3b/bin-2019/utaipan/data/799a5731d/21fdd5bb470d458b98ef8c63b1da2028 [2018-10-26 20:06:10,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:06:10,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:06:10,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:06:10,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:06:10,045 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:06:10,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:06:10" (1/1) ... [2018-10-26 20:06:10,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385e4cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:06:10, skipping insertion in model container [2018-10-26 20:06:10,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:06:10" (1/1) ... [2018-10-26 20:06:10,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:06:10,221 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:06:14,459 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:06:14,461 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructInitializerInfo(InitializationHandler.java:1003) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.createUltimateInitProcedure(PostProcessor.java:692) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.PostProcessor.postProcess(PostProcessor.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:564) 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:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 20:06:14,468 INFO L168 Benchmark]: Toolchain (without parser) took 4428.58 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 935.5 MB in the beginning and 936.4 MB in the end (delta: -825.5 kB). Peak memory consumption was 457.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:06:14,471 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:06:14,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4426.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 935.5 MB in the beginning and 936.4 MB in the end (delta: -825.5 kB). Peak memory consumption was 457.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:06:14,473 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4426.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 935.5 MB in the beginning and 936.4 MB in the end (delta: -825.5 kB). Peak memory consumption was 457.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.StringLiteralResult: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.constructInitializerInfo(InitializationHandler.java:1003) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...