./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-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a56437cfc8def3f49013f6df9095895d9a74e46 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a56437cfc8def3f49013f6df9095895d9a74e46 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:01:10,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:01:10,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:01:10,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:01:10,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:01:10,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:01:11,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:01:11,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:01:11,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:01:11,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:01:11,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:01:11,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:01:11,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:01:11,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:01:11,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:01:11,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:01:11,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:01:11,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:01:11,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:01:11,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:01:11,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:01:11,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:01:11,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:01:11,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:01:11,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:01:11,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:01:11,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:01:11,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:01:11,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:01:11,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:01:11,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:01:11,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:01:11,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:01:11,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:01:11,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:01:11,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:01:11,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:01:11,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:01:11,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:01:11,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:01:11,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:01:11,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 00:01:11,159 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:01:11,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:01:11,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:01:11,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:01:11,163 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:01:11,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:01:11,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:01:11,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:01:11,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:01:11,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:01:11,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:01:11,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:01:11,166 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:01:11,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:01:11,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:01:11,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:01:11,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:01:11,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:01:11,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:01:11,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:01:11,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:01:11,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:01:11,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:01:11,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:01:11,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:01:11,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:01:11,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:01:11,171 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a56437cfc8def3f49013f6df9095895d9a74e46 [2020-11-30 00:01:11,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:01:11,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:01:11,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:01:11,613 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:01:11,614 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:01:11,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2020-11-30 00:01:11,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/b869518c1/79c7c41abe2d424bb21e446a09c69b3d/FLAGc0c85a906 [2020-11-30 00:01:16,703 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:01:16,705 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2020-11-30 00:01:17,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/b869518c1/79c7c41abe2d424bb21e446a09c69b3d/FLAGc0c85a906 [2020-11-30 00:01:17,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/b869518c1/79c7c41abe2d424bb21e446a09c69b3d [2020-11-30 00:01:17,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:01:17,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:01:17,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:01:17,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:01:17,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:01:17,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:01:17" (1/1) ... [2020-11-30 00:01:17,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53657de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:01:17, skipping insertion in model container [2020-11-30 00:01:17,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:01:17" (1/1) ... [2020-11-30 00:01:17,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:01:19,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:02:40,572 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:02:40,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@103b50d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:02:40, skipping insertion in model container [2020-11-30 00:02:40,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:02:40,574 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:02:40,577 INFO L168 Benchmark]: Toolchain (without parser) took 83343.61 ms. Allocated memory was 249.6 MB in the beginning and 1.2 GB in the end (delta: 920.6 MB). Free memory was 81.6 MB in the beginning and 699.1 MB in the end (delta: -617.5 MB). Peak memory consumption was 361.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:02:40,578 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 86.0 MB. Free memory was 58.4 MB in the beginning and 58.4 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:02:40,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 83337.44 ms. Allocated memory was 249.6 MB in the beginning and 1.2 GB in the end (delta: 920.6 MB). Free memory was 81.6 MB in the beginning and 699.1 MB in the end (delta: -617.5 MB). Peak memory consumption was 361.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:02:40,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 86.0 MB. Free memory was 58.4 MB in the beginning and 58.4 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 83337.44 ms. Allocated memory was 249.6 MB in the beginning and 1.2 GB in the end (delta: 920.6 MB). Free memory was 81.6 MB in the beginning and 699.1 MB in the end (delta: -617.5 MB). Peak memory consumption was 361.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23722]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:02:43,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:02:43,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:02:43,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:02:43,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:02:43,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:02:43,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:02:43,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:02:43,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:02:43,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:02:43,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:02:43,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:02:43,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:02:43,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:02:43,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:02:43,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:02:43,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:02:43,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:02:43,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:02:43,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:02:43,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:02:43,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:02:43,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:02:43,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:02:43,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:02:43,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:02:43,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:02:43,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:02:43,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:02:43,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:02:43,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:02:43,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:02:43,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:02:43,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:02:43,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:02:43,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:02:43,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:02:43,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:02:43,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:02:43,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:02:43,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:02:43,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 00:02:43,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:02:43,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:02:43,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:02:43,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:02:43,617 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:02:43,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:02:43,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:02:43,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:02:43,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:02:43,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:02:43,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:02:43,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:02:43,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:02:43,621 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:02:43,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:02:43,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:02:43,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:02:43,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:02:43,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:02:43,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:02:43,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:02:43,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:02:43,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:02:43,624 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:02:43,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:02:43,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:02:43,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:02:43,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:02:43,625 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 00:02:43,625 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a56437cfc8def3f49013f6df9095895d9a74e46 [2020-11-30 00:02:44,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:02:44,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:02:44,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:02:44,155 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:02:44,157 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:02:44,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2020-11-30 00:02:44,230 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/dabf49bc6/ae4a5d6480b34309aa572021d94c2e01/FLAGef458ab09 [2020-11-30 00:02:50,643 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:02:50,645 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2020-11-30 00:02:51,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/dabf49bc6/ae4a5d6480b34309aa572021d94c2e01/FLAGef458ab09 [2020-11-30 00:02:51,685 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1865dae1-64cb-4c8c-b70e-912e47295fb8/bin/uautomizer/data/dabf49bc6/ae4a5d6480b34309aa572021d94c2e01 [2020-11-30 00:02:51,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:02:51,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:02:51,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:02:51,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:02:51,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:02:51,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:02:51" (1/1) ... [2020-11-30 00:02:51,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27721430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:02:51, skipping insertion in model container [2020-11-30 00:02:51,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:02:51" (1/1) ... [2020-11-30 00:02:51,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:02:53,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:04:17,576 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:04:17,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@718fd5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:04:17, skipping insertion in model container [2020-11-30 00:04:17,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:04:17,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:04:17,581 INFO L168 Benchmark]: Toolchain (without parser) took 85889.97 ms. Allocated memory was 767.6 MB in the beginning and 1.5 GB in the end (delta: 767.6 MB). Free memory was 578.9 MB in the beginning and 1.2 GB in the end (delta: -657.1 MB). Peak memory consumption was 268.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:04:17,582 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:04:17,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 85886.87 ms. Allocated memory was 767.6 MB in the beginning and 1.5 GB in the end (delta: 767.6 MB). Free memory was 577.8 MB in the beginning and 1.2 GB in the end (delta: -658.2 MB). Peak memory consumption was 268.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:04:17,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 85886.87 ms. Allocated memory was 767.6 MB in the beginning and 1.5 GB in the end (delta: 767.6 MB). Free memory was 577.8 MB in the beginning and 1.2 GB in the end (delta: -658.2 MB). Peak memory consumption was 268.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23722]: 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...