./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/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 7c2b84eaee56507b6e8ed8cc5556e5d97429346d .................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:29:41,775 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:29:41,776 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:29:41,782 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:29:41,782 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:29:41,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:29:41,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:29:41,784 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:29:41,785 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:29:41,785 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:29:41,786 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:29:41,786 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:29:41,786 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:29:41,787 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:29:41,787 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:29:41,788 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:29:41,788 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:29:41,789 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:29:41,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:29:41,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:29:41,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:29:41,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:29:41,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:29:41,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:29:41,793 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:29:41,793 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:29:41,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:29:41,794 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:29:41,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:29:41,795 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:29:41,795 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:29:41,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:29:41,796 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:29:41,796 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:29:41,796 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:29:41,797 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:29:41,797 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-12-09 00:29:41,804 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:29:41,804 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:29:41,804 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:29:41,805 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:29:41,805 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:29:41,805 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:29:41,805 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:29:41,805 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:29:41,805 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:29:41,805 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:29:41,806 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:29:41,806 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:29:41,807 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:29:41,807 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 00:29:41,807 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_4806e4d3-622d-4a57-8af4-43ab475b29f1/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 -> 7c2b84eaee56507b6e8ed8cc5556e5d97429346d [2018-12-09 00:29:41,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:29:41,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:29:41,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:29:41,834 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:29:41,834 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:29:41,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point_true-unreach-call.cil.out.i [2018-12-09 00:29:41,868 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/data/181657d69/30f39b647f1340439b8e8bdbc05c47eb/FLAG60dd1afac [2018-12-09 00:29:43,224 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:29:43,225 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--i915--i915.ko-entry_point_true-unreach-call.cil.out.i [2018-12-09 00:29:43,394 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/data/181657d69/30f39b647f1340439b8e8bdbc05c47eb/FLAG60dd1afac [2018-12-09 00:29:43,901 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4806e4d3-622d-4a57-8af4-43ab475b29f1/bin-2019/uautomizer/data/181657d69/30f39b647f1340439b8e8bdbc05c47eb [2018-12-09 00:29:43,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:29:43,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:29:43,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:29:43,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:29:43,906 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:29:43,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:29:43" (1/1) ... [2018-12-09 00:29:43,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5741c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:29:43, skipping insertion in model container [2018-12-09 00:29:43,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:29:43" (1/1) ... [2018-12-09 00:29:43,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:29:44,494 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:30:20,177 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2018-12-09 00:30:20,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cd432af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:20, skipping insertion in model container [2018-12-09 00:30:20,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:30:20,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-12-09 00:30:20,178 INFO L168 Benchmark]: Toolchain (without parser) took 36275.33 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 501.2 MB). Free memory was 857.7 MB in the beginning and 1.2 GB in the end (delta: -380.5 MB). Peak memory consumption was 602.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:20,179 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:30:20,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 36273.66 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 501.2 MB). Free memory was 857.7 MB in the beginning and 1.2 GB in the end (delta: -380.5 MB). Peak memory consumption was 602.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:20,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 36273.66 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 501.2 MB). Free memory was 857.7 MB in the beginning and 1.2 GB in the end (delta: -380.5 MB). Peak memory consumption was 602.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22778]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...