./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.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_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/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 08ebc0428809d4cabca150b6768822b31fc9c01b ............................................................................................................................. 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_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/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 08ebc0428809d4cabca150b6768822b31fc9c01b ................................................................................................................................ 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 03:10:04,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:04,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:04,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:04,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:04,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:04,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:04,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:04,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:04,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:04,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:04,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:04,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:04,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:04,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:04,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:04,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:04,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:04,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:04,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:04,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:04,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:04,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:04,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:04,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:04,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:04,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:04,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:04,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:04,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:04,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:04,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:04,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:04,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:04,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:04,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:04,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:04,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:04,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:04,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:04,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:04,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:10:04,548 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:04,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:04,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:04,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:04,554 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:04,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:04,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:04,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:04,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:04,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:04,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:04,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:04,557 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:04,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:04,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:04,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:04,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:04,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:04,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:04,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:04,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:04,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:04,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:04,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:04,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:04,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:04,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:04,561 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_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-11-28 03:10:04,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:05,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:05,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:05,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:05,050 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:05,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:10:05,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/2d633e3e1/76aff0551c5e4bd7b6e96832e0afee1e/FLAGb7420632c [2020-11-28 03:10:06,597 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:06,598 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:10:06,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/2d633e3e1/76aff0551c5e4bd7b6e96832e0afee1e/FLAGb7420632c [2020-11-28 03:10:07,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/2d633e3e1/76aff0551c5e4bd7b6e96832e0afee1e [2020-11-28 03:10:07,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:07,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:07,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:07,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:07,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:07,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:07" (1/1) ... [2020-11-28 03:10:07,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544f111c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:07, skipping insertion in model container [2020-11-28 03:10:07,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:07" (1/1) ... [2020-11-28 03:10:07,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:07,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:12,278 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:10:12,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61d99280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:12, skipping insertion in model container [2020-11-28 03:10:12,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:12,280 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:10:12,285 INFO L168 Benchmark]: Toolchain (without parser) took 5096.80 ms. Allocated memory is still 159.4 MB. Free memory was 114.0 MB in the beginning and 96.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 76.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:12,286 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:12,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5093.16 ms. Allocated memory is still 159.4 MB. Free memory was 113.7 MB in the beginning and 96.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:12,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5093.16 ms. Allocated memory is still 159.4 MB. Free memory was 113.7 MB in the beginning and 96.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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 03:10:15,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:15,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:15,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:15,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:15,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:15,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:15,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:15,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:15,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:15,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:15,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:15,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:15,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:15,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:15,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:15,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:15,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:15,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:15,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:15,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:15,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:15,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:15,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:15,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:15,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:15,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:15,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:15,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:15,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:15,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:15,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:15,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:15,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:15,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:15,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:15,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:15,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:15,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:15,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:15,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:15,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:10:15,589 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:15,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:15,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:15,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:15,591 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:15,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:15,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:15,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:15,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:15,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:15,603 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:10:15,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:10:15,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:15,604 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:15,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:15,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:15,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:15,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:15,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:15,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:15,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:15,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:15,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:15,608 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:10:15,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:10:15,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:15,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:15,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:10:15,609 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:10:15,609 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_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-11-28 03:10:16,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:16,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:16,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:16,253 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:16,254 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:16,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:10:16,364 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/1532bfd96/7e4ef753882a4e13a58738882e5ef1df/FLAG244230e22 [2020-11-28 03:10:18,079 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:18,081 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-11-28 03:10:18,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/1532bfd96/7e4ef753882a4e13a58738882e5ef1df/FLAG244230e22 [2020-11-28 03:10:18,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1eb9b4b9-5369-4ec9-b78a-61b4cd466b38/bin/uautomizer/data/1532bfd96/7e4ef753882a4e13a58738882e5ef1df [2020-11-28 03:10:18,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:18,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:18,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:18,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:18,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:18,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:18" (1/1) ... [2020-11-28 03:10:18,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150cc317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:18, skipping insertion in model container [2020-11-28 03:10:18,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:18" (1/1) ... [2020-11-28 03:10:18,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:18,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:24,434 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:10:24,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21edc8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:24, skipping insertion in model container [2020-11-28 03:10:24,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:24,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:10:24,443 INFO L168 Benchmark]: Toolchain (without parser) took 5992.67 ms. Allocated memory was 58.7 MB in the beginning and 148.9 MB in the end (delta: 90.2 MB). Free memory was 28.2 MB in the beginning and 72.9 MB in the end (delta: -44.7 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:24,445 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 48.2 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:24,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5988.16 ms. Allocated memory was 58.7 MB in the beginning and 148.9 MB in the end (delta: 90.2 MB). Free memory was 28.0 MB in the beginning and 72.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:24,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 48.2 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 25.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5988.16 ms. Allocated memory was 58.7 MB in the beginning and 148.9 MB in the end (delta: 90.2 MB). Free memory was 28.0 MB in the beginning and 72.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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...