./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.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_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 535f08b711e6a48796fa860f8df56b80deb17933 ..................................................................................................................................................................... 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_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 535f08b711e6a48796fa860f8df56b80deb17933 ..................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: ASTType is null - cannot resolve type. --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:35:50,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:35:50,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:35:50,942 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:35:50,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:35:50,943 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:35:50,944 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:35:50,945 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:35:50,946 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:35:50,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:35:50,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:35:50,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:35:50,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:35:50,948 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:35:50,949 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:35:50,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:35:50,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:35:50,952 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:35:50,953 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:35:50,954 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:35:50,955 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:35:50,956 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:35:50,957 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:35:50,957 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:35:50,958 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:35:50,959 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:35:50,959 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:35:50,960 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:35:50,960 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:35:50,961 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:35:50,961 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:35:50,962 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:35:50,962 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:35:50,962 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:35:50,963 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:35:50,964 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:35:50,964 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-10 12:35:50,973 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:35:50,973 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:35:50,974 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:35:50,974 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:35:50,974 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:35:50,974 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:35:50,975 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:35:50,975 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:35:50,975 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:35:50,975 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:35:50,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:35:50,975 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:35:50,976 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:35:50,976 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:35:50,976 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:35:50,976 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:35:50,976 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:35:50,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:35:50,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:35:50,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:35:50,977 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:35:50,977 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:35:50,977 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:35:50,977 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:35:50,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:35:50,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:35:50,978 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:35:50,978 INFO L133 SettingsManager]: * To the following directory=dump/ 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_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer 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 -> 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 -> 535f08b711e6a48796fa860f8df56b80deb17933 [2018-11-10 12:35:51,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:35:51,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:35:51,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:35:51,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:35:51,017 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:35:51,018 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c [2018-11-10 12:35:51,063 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/68adeb97b/1b4174d4f957444fb149a392d5c23edc/FLAG3369db7fb [2018-11-10 12:35:51,659 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:35:51,660 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c [2018-11-10 12:35:51,693 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/68adeb97b/1b4174d4f957444fb149a392d5c23edc/FLAG3369db7fb [2018-11-10 12:35:51,704 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/68adeb97b/1b4174d4f957444fb149a392d5c23edc [2018-11-10 12:35:51,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:35:51,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 12:35:51,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:35:51,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:35:51,711 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:35:51,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:35:51" (1/1) ... [2018-11-10 12:35:51,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d3cdc6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:35:51, skipping insertion in model container [2018-11-10 12:35:51,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:35:51" (1/1) ... [2018-11-10 12:35:51,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:35:51,839 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:35:55,310 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:35:55,329 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:35:55,795 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:35:56,313 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:35:56,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:35:56 WrapperNode [2018-11-10 12:35:56,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:35:56,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:35:56,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:35:56,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:35:56,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:35:56" (1/1) ... [2018-11-10 12:35:56,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:35:56" (1/1) ... [2018-11-10 12:35:56,355 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.IllegalArgumentException: ASTType is null - cannot resolve type. at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:176) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:197) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processBody(TypeChecker.java:921) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processImplementation(TypeChecker.java:1025) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.process(TypeChecker.java:1112) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:35:56,358 INFO L168 Benchmark]: Toolchain (without parser) took 4650.87 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 315.6 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). Peak memory consumption was 201.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:35:56,361 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:35:56,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4605.90 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 315.6 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -122.5 MB). Peak memory consumption was 408.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:35:56,362 INFO L168 Benchmark]: Boogie Preprocessor took 42.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:35:56,365 INFO L336 ainManager$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 4605.90 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 315.6 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -122.5 MB). Peak memory consumption was 408.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: IllegalArgumentException: ASTType is null - cannot resolve type. de.uni_freiburg.informatik.ultimate.boogie.preprocessor: IllegalArgumentException: ASTType is null - cannot resolve type.: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:176) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:35:57,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:35:57,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:35:57,608 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:35:57,608 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:35:57,608 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:35:57,609 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:35:57,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:35:57,611 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:35:57,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:35:57,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:35:57,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:35:57,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:35:57,614 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:35:57,615 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:35:57,615 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:35:57,616 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:35:57,617 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:35:57,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:35:57,619 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:35:57,620 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:35:57,620 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:35:57,622 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:35:57,622 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:35:57,622 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:35:57,623 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:35:57,624 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:35:57,624 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:35:57,625 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:35:57,625 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:35:57,626 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:35:57,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:35:57,626 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:35:57,626 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:35:57,627 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:35:57,627 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:35:57,628 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-11-10 12:35:57,637 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:35:57,637 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:35:57,638 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:35:57,638 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:35:57,639 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:35:57,639 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:35:57,639 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:35:57,639 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:35:57,639 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:35:57,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:35:57,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:35:57,640 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:35:57,640 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:35:57,641 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:35:57,641 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:35:57,642 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:35:57,642 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:35:57,642 INFO L133 SettingsManager]: * To the following directory=dump/ 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_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer 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 -> 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 -> 535f08b711e6a48796fa860f8df56b80deb17933 [2018-11-10 12:35:57,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:35:57,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:35:57,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:35:57,684 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:35:57,684 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:35:57,684 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c [2018-11-10 12:35:57,727 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/7266e8607/d496efebe00348699535b2dac764767b/FLAGc4625c147 [2018-11-10 12:35:58,255 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:35:58,256 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--xen-blkfront.ko_false-unreach-call.cil.c [2018-11-10 12:35:58,289 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/7266e8607/d496efebe00348699535b2dac764767b/FLAGc4625c147 [2018-11-10 12:35:58,300 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42c79b48-e674-422d-92f5-ff3e318a183f/bin-2019/uautomizer/data/7266e8607/d496efebe00348699535b2dac764767b [2018-11-10 12:35:58,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:35:58,304 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 12:35:58,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:35:58,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:35:58,308 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:35:58,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:35:58" (1/1) ... [2018-11-10 12:35:58,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3731abb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:35:58, skipping insertion in model container [2018-11-10 12:35:58,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:35:58" (1/1) ... [2018-11-10 12:35:58,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:35:58,433 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:36:03,301 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:36:03,324 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:36:04,747 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:36:05,379 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:36:05,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:05 WrapperNode [2018-11-10 12:36:05,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:36:05,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:36:05,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:36:05,380 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:36:05,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:05" (1/1) ... [2018-11-10 12:36:05,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:05" (1/1) ... [2018-11-10 12:36:05,413 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.IllegalArgumentException: ASTType is null - cannot resolve type. at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:176) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:197) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processBody(TypeChecker.java:921) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processImplementation(TypeChecker.java:1025) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.process(TypeChecker.java:1112) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:36:05,416 INFO L168 Benchmark]: Toolchain (without parser) took 7112.35 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 934.2 MB in the beginning and 832.4 MB in the end (delta: 101.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-10 12:36:05,417 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:36:05,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7075.09 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 934.2 MB in the beginning and 832.4 MB in the end (delta: 101.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-10 12:36:05,419 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 ms. Allocated memory is still 2.3 GB. Free memory is still 832.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:36:05,420 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 7075.09 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 934.2 MB in the beginning and 832.4 MB in the end (delta: 101.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.04 ms. Allocated memory is still 2.3 GB. Free memory is still 832.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: IllegalArgumentException: ASTType is null - cannot resolve type. de.uni_freiburg.informatik.ultimate.boogie.preprocessor: IllegalArgumentException: ASTType is null - cannot resolve type.: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeManager.resolveType(TypeManager.java:176) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...