./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.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_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/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 d6a7a317b7770b4d537b61ed68c143f3bbf455f1 ................................................................................................................................................. 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_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/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 d6a7a317b7770b4d537b61ed68c143f3bbf455f1 ...................................................................................................................................................................... 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 [2018-10-26 23:19:45,911 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:19:45,912 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:19:45,920 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:19:45,921 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:19:45,921 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:19:45,922 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:19:45,924 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:19:45,925 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:19:45,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:19:45,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:19:45,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:19:45,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:19:45,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:19:45,930 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:19:45,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:19:45,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:19:45,933 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:19:45,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:19:45,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:19:45,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:19:45,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:19:45,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:19:45,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:19:45,943 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:19:45,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:19:45,945 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:19:45,946 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:19:45,946 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:19:45,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:19:45,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:19:45,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:19:45,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:19:45,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:19:45,952 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:19:45,953 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:19:45,953 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 23:19:45,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:19:45,967 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:19:45,968 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:19:45,968 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:19:45,969 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:19:45,969 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:19:45,969 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:19:45,969 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:19:45,969 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:19:45,970 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:19:45,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:19:45,971 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:19:45,971 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:19:45,971 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:19:45,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:19:45,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:19:45,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:19:45,974 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:19:45,974 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 23:19:45,974 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:19:45,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:19:45,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 23:19:45,975 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_d68acc8f-c975-4bbd-b2cb-62af24380042/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 -> d6a7a317b7770b4d537b61ed68c143f3bbf455f1 [2018-10-26 23:19:46,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:19:46,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:19:46,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:19:46,028 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:19:46,028 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:19:46,028 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c [2018-10-26 23:19:46,080 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/a60c1e8b5/94d351945eab49d3bd6249ccd56984ca/FLAG1f0dbaf99 [2018-10-26 23:19:46,903 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:19:46,904 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c [2018-10-26 23:19:46,961 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/a60c1e8b5/94d351945eab49d3bd6249ccd56984ca/FLAG1f0dbaf99 [2018-10-26 23:19:46,996 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/a60c1e8b5/94d351945eab49d3bd6249ccd56984ca [2018-10-26 23:19:47,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:19:47,002 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:19:47,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:19:47,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:19:47,009 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:19:47,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:46" (1/1) ... [2018-10-26 23:19:47,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf5602d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:47, skipping insertion in model container [2018-10-26 23:19:47,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:46" (1/1) ... [2018-10-26 23:19:47,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:19:47,160 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:19:51,062 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:19:51,089 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:19:52,173 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:19:52,605 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:19:52,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:52 WrapperNode [2018-10-26 23:19:52,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:19:52,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:19:52,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:19:52,607 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:19:52,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:52" (1/1) ... [2018-10-26 23:19:52,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:52" (1/1) ... [2018-10-26 23:19:52,656 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 23:19:52,662 INFO L168 Benchmark]: Toolchain (without parser) took 5660.92 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 357.0 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 193.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:52,668 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:19:52,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5603.67 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 357.0 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 606.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:52,670 INFO L168 Benchmark]: Boogie Preprocessor took 51.86 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:19:52,671 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5603.67 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 357.0 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 606.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.86 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:19:54,396 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:19:54,397 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:19:54,408 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:19:54,408 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:19:54,409 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:19:54,410 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:19:54,411 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:19:54,412 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:19:54,413 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:19:54,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:19:54,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:19:54,415 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:19:54,416 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:19:54,417 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:19:54,418 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:19:54,418 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:19:54,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:19:54,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:19:54,423 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:19:54,424 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:19:54,425 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:19:54,427 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:19:54,427 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:19:54,427 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:19:54,428 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:19:54,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:19:54,430 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:19:54,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:19:54,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:19:54,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:19:54,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:19:54,433 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:19:54,433 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:19:54,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:19:54,434 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:19:54,435 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-10-26 23:19:54,446 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:19:54,447 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:19:54,447 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:19:54,448 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:19:54,448 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:19:54,448 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:19:54,448 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:19:54,449 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:19:54,449 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:19:54,450 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:19:54,450 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:19:54,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:19:54,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:19:54,453 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:19:54,453 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-26 23:19:54,453 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:19:54,453 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:19:54,454 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:19:54,454 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 23:19:54,454 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_d68acc8f-c975-4bbd-b2cb-62af24380042/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 -> d6a7a317b7770b4d537b61ed68c143f3bbf455f1 [2018-10-26 23:19:54,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:19:54,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:19:54,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:19:54,512 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:19:54,513 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:19:54,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c [2018-10-26 23:19:54,562 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/87cfb813e/595ae78d80544ff2ad115fb61a6f882a/FLAG4095a5bf8 [2018-10-26 23:19:55,279 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:19:55,282 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/sv-benchmarks/c/ldv-linux-3.7.3/main1_false-unreach-call_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.c [2018-10-26 23:19:55,326 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/87cfb813e/595ae78d80544ff2ad115fb61a6f882a/FLAG4095a5bf8 [2018-10-26 23:19:55,345 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d68acc8f-c975-4bbd-b2cb-62af24380042/bin-2019/uautomizer/data/87cfb813e/595ae78d80544ff2ad115fb61a6f882a [2018-10-26 23:19:55,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:19:55,350 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:19:55,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:19:55,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:19:55,354 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:19:55,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:55" (1/1) ... [2018-10-26 23:19:55,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459e04b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:55, skipping insertion in model container [2018-10-26 23:19:55,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:55" (1/1) ... [2018-10-26 23:19:55,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:19:55,578 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:19:59,163 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:19:59,423 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:20:00,525 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:20:00,987 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:20:00,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:00 WrapperNode [2018-10-26 23:20:00,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:20:00,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:20:00,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:20:00,988 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:20:01,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:00" (1/1) ... [2018-10-26 23:20:01,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:20:00" (1/1) ... [2018-10-26 23:20:01,044 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 23:20:01,047 INFO L168 Benchmark]: Toolchain (without parser) took 5697.97 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 495.5 MB). Free memory was 935.8 MB in the beginning and 705.3 MB in the end (delta: 230.5 MB). Peak memory consumption was 725.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:01,049 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:01,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5637.11 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 495.5 MB). Free memory was 935.8 MB in the beginning and 720.6 MB in the end (delta: 215.2 MB). Peak memory consumption was 723.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:01,050 INFO L168 Benchmark]: Boogie Preprocessor took 58.36 ms. Allocated memory is still 1.5 GB. Free memory was 720.6 MB in the beginning and 705.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:01,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 5637.11 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 495.5 MB). Free memory was 935.8 MB in the beginning and 720.6 MB in the end (delta: 215.2 MB). Peak memory consumption was 723.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.36 ms. Allocated memory is still 1.5 GB. Free memory was 720.6 MB in the beginning and 705.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 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...