./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--media--v4l2-core--videodev.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_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ............................................................................................................................... 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_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ................................................................................................................................. 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 02:58:42,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:42,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:42,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:42,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:42,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:42,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:42,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:42,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:42,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:42,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:42,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:42,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:42,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:42,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:42,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:42,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:42,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:42,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:42,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:42,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:42,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:42,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:42,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:42,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:42,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:42,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:42,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:42,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:42,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:42,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:42,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:42,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:42,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:42,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:42,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:42,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:42,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:42,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:42,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:42,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:42,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 02:58:42,824 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:42,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:42,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:42,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:42,826 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:42,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:42,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:42,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:42,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:58:42,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:42,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:58:42,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:42,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:42,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:58:42,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:42,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:42,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:42,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:42,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:42,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:42,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:42,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:58:42,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:42,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:58:42,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:58:42,831 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:42,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:58:42,831 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_bb7195e4-dc30-4479-9a5d-d27b04926166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 02:58:43,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:43,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:43,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:43,080 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:43,081 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:43,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 02:58:43,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/ac94992fc/386c9be242e54f76916a4895e623b527/FLAG7a451e8c1 [2020-11-28 02:58:44,412 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:44,413 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 02:58:44,516 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/ac94992fc/386c9be242e54f76916a4895e623b527/FLAG7a451e8c1 [2020-11-28 02:58:44,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/ac94992fc/386c9be242e54f76916a4895e623b527 [2020-11-28 02:58:44,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:44,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:44,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:44,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:44,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:45,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:44" (1/1) ... [2020-11-28 02:58:45,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e213d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:45, skipping insertion in model container [2020-11-28 02:58:45,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:44" (1/1) ... [2020-11-28 02:58:45,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:45,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:46,012 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 02:58:48,923 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:58:48,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36704fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:48, skipping insertion in model container [2020-11-28 02:58:48,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:48,925 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:58:48,928 INFO L168 Benchmark]: Toolchain (without parser) took 3931.95 ms. Allocated memory was 90.2 MB in the beginning and 239.1 MB in the end (delta: 148.9 MB). Free memory was 42.3 MB in the beginning and 126.2 MB in the end (delta: -84.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:48,933 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory was 50.0 MB in the beginning and 50.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:48,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3929.56 ms. Allocated memory was 90.2 MB in the beginning and 239.1 MB in the end (delta: 148.9 MB). Free memory was 41.9 MB in the beginning and 126.2 MB in the end (delta: -84.3 MB). Peak memory consumption was 67.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:48,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory was 50.0 MB in the beginning and 50.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3929.56 ms. Allocated memory was 90.2 MB in the beginning and 239.1 MB in the end (delta: 148.9 MB). Free memory was 41.9 MB in the beginning and 126.2 MB in the end (delta: -84.3 MB). Peak memory consumption was 67.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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 02:58:51,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:51,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:51,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:51,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:51,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:51,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:51,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:51,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:51,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:51,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:51,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:51,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:51,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:51,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:51,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:51,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:51,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:51,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:51,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:51,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:51,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:51,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:51,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:51,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:51,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:51,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:51,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:51,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:51,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:51,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:51,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:51,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:51,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:51,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:51,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:51,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:51,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:51,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:51,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:51,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:51,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 02:58:51,454 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:51,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:51,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:51,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:51,458 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:51,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:51,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:51,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:58:51,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:51,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:58:51,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:58:51,460 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:58:51,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:51,461 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:51,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:58:51,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:51,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:51,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:51,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:51,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:51,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:51,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:51,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:58:51,463 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:58:51,463 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:58:51,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:58:51,463 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:51,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:58:51,464 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 02:58:51,464 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_bb7195e4-dc30-4479-9a5d-d27b04926166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 02:58:51,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:51,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:51,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:51,865 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:51,870 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:51,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 02:58:51,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/dfdc12784/23c900e0827d45c1bfef32cc573c8667/FLAG10b720e30 [2020-11-28 02:58:53,432 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:53,433 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 02:58:53,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/dfdc12784/23c900e0827d45c1bfef32cc573c8667/FLAG10b720e30 [2020-11-28 02:58:53,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb7195e4-dc30-4479-9a5d-d27b04926166/bin/uautomizer/data/dfdc12784/23c900e0827d45c1bfef32cc573c8667 [2020-11-28 02:58:53,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:53,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:53,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:53,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:53,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:53,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:53" (1/1) ... [2020-11-28 02:58:53,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df41469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:53, skipping insertion in model container [2020-11-28 02:58:53,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:53" (1/1) ... [2020-11-28 02:58:53,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:54,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:54,897 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 02:58:58,446 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:58:58,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48914a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:58, skipping insertion in model container [2020-11-28 02:58:58,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:58,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:58:58,451 INFO L168 Benchmark]: Toolchain (without parser) took 4577.77 ms. Allocated memory was 88.1 MB in the beginning and 148.9 MB in the end (delta: 60.8 MB). Free memory was 49.7 MB in the beginning and 74.1 MB in the end (delta: -24.4 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:58,452 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 48.2 MB. Free memory was 29.9 MB in the beginning and 29.8 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:58,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4575.13 ms. Allocated memory was 88.1 MB in the beginning and 148.9 MB in the end (delta: 60.8 MB). Free memory was 49.5 MB in the beginning and 74.1 MB in the end (delta: -24.6 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:58,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 48.2 MB. Free memory was 29.9 MB in the beginning and 29.8 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4575.13 ms. Allocated memory was 88.1 MB in the beginning and 148.9 MB in the end (delta: 60.8 MB). Free memory was 49.5 MB in the beginning and 74.1 MB in the end (delta: -24.6 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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...