./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-43_2a-drivers--media--usb--s2255--s2255drv.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_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/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 a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae ............................................................................................................................... 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_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/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 a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:30,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:30,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:30,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:30,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:30,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:30,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:30,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:30,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:30,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:30,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:30,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:30,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:30,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:30,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:30,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:30,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:30,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:30,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:30,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:30,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:30,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:30,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:30,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:30,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:30,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:30,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:30,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:30,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:30,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:30,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:30,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:30,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:30,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:30,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:30,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:30,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:30,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:30,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:30,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:30,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:30,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:10:30,440 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:30,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:30,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:30,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:30,443 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:30,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:30,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:30,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:30,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:30,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:30,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:30,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:30,447 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:30,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:30,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:30,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:30,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:30,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:30,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:30,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:30,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:30,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:30,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:30,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:30,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:30,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:30,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:30,451 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_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae [2020-11-28 03:10:30,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:30,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:30,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:30,797 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:30,798 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:30,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:10:30,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/b00d39e41/c34a32a536484ee188c8cb2480a8daa3/FLAG693053fc4 [2020-11-28 03:10:31,937 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:31,938 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:10:31,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/b00d39e41/c34a32a536484ee188c8cb2480a8daa3/FLAG693053fc4 [2020-11-28 03:10:32,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/b00d39e41/c34a32a536484ee188c8cb2480a8daa3 [2020-11-28 03:10:32,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:32,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:32,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:32,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:32,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:32,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:32" (1/1) ... [2020-11-28 03:10:32,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@778631a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:32, skipping insertion in model container [2020-11-28 03:10:32,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:32" (1/1) ... [2020-11-28 03:10:32,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:32,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:33,112 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2020-11-28 03:10:34,514 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:10:34,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@405adbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:34, skipping insertion in model container [2020-11-28 03:10:34,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:34,516 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:10:34,519 INFO L168 Benchmark]: Toolchain (without parser) took 2209.28 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 61.2 MB in the beginning and 58.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:34,520 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 88.1 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:34,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2206.38 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 58.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:34,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 88.1 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2206.38 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 58.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6246]: 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 [2020-11-28 03:10:37,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:37,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:37,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:37,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:37,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:37,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:37,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:37,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:37,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:37,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:37,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:37,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:37,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:37,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:37,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:37,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:37,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:37,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:37,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:37,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:37,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:37,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:37,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:37,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:37,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:37,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:37,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:37,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:37,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:37,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:37,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:37,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:37,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:37,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:37,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:37,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:37,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:37,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:37,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:37,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:37,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:10:37,342 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:37,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:37,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:37,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:37,344 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:37,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:37,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:37,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:37,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:37,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:37,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:10:37,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:10:37,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:37,346 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:37,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:37,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:37,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:37,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:37,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:37,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:37,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:37,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:37,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:37,349 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:10:37,349 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_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae [2020-11-28 03:10:37,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:37,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:37,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:37,889 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:37,890 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:37,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:10:37,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/311f60d28/5a083147960745aaa276a093b8d3da07/FLAG08a3473a1 [2020-11-28 03:10:39,192 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:39,193 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:10:39,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/311f60d28/5a083147960745aaa276a093b8d3da07/FLAG08a3473a1 [2020-11-28 03:10:39,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2d0da11-ecde-4c8e-bc0c-fe4b99d39970/bin/uautomizer/data/311f60d28/5a083147960745aaa276a093b8d3da07 [2020-11-28 03:10:39,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:39,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:39,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:39,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:39,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:39,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:39" (1/1) ... [2020-11-28 03:10:39,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@382daccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:39, skipping insertion in model container [2020-11-28 03:10:39,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:39" (1/1) ... [2020-11-28 03:10:39,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:39,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:40,454 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2020-11-28 03:10:41,582 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:10:41,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@209685fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:41, skipping insertion in model container [2020-11-28 03:10:41,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:41,585 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:10:41,588 INFO L168 Benchmark]: Toolchain (without parser) took 2066.65 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.3 MB in the beginning and 35.1 MB in the end (delta: 239.8 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:41,589 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 58.7 MB. Free memory was 40.3 MB in the beginning and 40.3 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:41,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2062.78 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 86.9 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:41,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 58.7 MB. Free memory was 40.3 MB in the beginning and 40.3 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2062.78 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 86.9 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6246]: 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...