./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_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_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/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 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 ............................................................................................................................... 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_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/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 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 ................................................................................................................................. 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 03:00:06,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:06,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:06,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:06,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:06,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:06,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:06,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:06,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:06,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:06,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:06,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:06,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:06,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:06,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:06,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:06,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:06,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:06,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:06,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:06,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:06,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:06,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:06,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:06,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:06,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:06,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:06,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:06,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:06,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:06,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:06,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:06,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:06,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:06,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:06,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:06,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:06,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:06,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:06,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:06,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:06,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:00:06,352 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:06,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:06,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:06,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:06,355 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:06,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:06,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:00:06,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:06,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:00:06,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:06,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:00:06,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:00:06,358 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:06,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:00:06,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:06,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:06,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:06,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:06,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:06,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:06,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:06,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:00:06,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:00:06,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:00:06,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:00:06,361 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:06,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:06,379 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_bbe403db-9f33-4fb2-a150-088b47c32454/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-11-28 03:00:06,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:06,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:06,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:06,673 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:06,673 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:06,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:00:06,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/ce5989e60/da90723a6bfa49819a6e65c5db1a9f5c/FLAG946d02b3c [2020-11-28 03:00:07,625 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:07,625 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:00:07,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/ce5989e60/da90723a6bfa49819a6e65c5db1a9f5c/FLAG946d02b3c [2020-11-28 03:00:08,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/ce5989e60/da90723a6bfa49819a6e65c5db1a9f5c [2020-11-28 03:00:08,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:08,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:08,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:08,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:08,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:08,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:08" (1/1) ... [2020-11-28 03:00:08,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681426b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:08, skipping insertion in model container [2020-11-28 03:00:08,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:08" (1/1) ... [2020-11-28 03:00:08,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:08,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:08,865 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-11-28 03:00:09,902 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:00:09,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14f6b861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:09, skipping insertion in model container [2020-11-28 03:00:09,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:09,904 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:00:09,909 INFO L168 Benchmark]: Toolchain (without parser) took 1839.85 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 52.9 MB in the beginning and 75.4 MB in the end (delta: -22.5 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:09,910 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 56.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:09,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1837.32 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 52.7 MB in the beginning and 75.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:09,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 56.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1837.32 ms. Allocated memory was 86.0 MB in the beginning and 117.4 MB in the end (delta: 31.5 MB). Free memory was 52.7 MB in the beginning and 75.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: 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 03:00:12,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:00:12,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:00:12,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:00:12,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:00:12,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:00:12,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:00:12,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:00:12,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:00:12,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:00:12,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:00:12,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:00:12,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:00:12,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:00:12,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:00:12,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:00:12,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:00:12,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:00:12,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:00:12,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:00:12,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:00:12,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:00:12,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:00:12,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:00:12,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:00:12,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:00:12,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:00:12,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:00:12,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:00:12,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:00:12,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:00:12,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:00:12,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:00:12,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:00:12,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:00:12,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:00:12,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:00:12,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:00:12,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:00:12,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:00:12,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:00:12,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:00:12,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:00:12,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:00:12,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:00:12,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:00:12,533 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:00:12,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:00:12,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:00:12,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:00:12,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:00:12,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:00:12,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:00:12,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:00:12,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:00:12,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:00:12,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:00:12,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:00:12,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:00:12,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:00:12,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:00:12,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:00:12,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:00:12,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:00:12,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:00:12,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:00:12,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:00:12,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:00:12,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:00:12,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:00:12,540 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:00:12,541 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_bbe403db-9f33-4fb2-a150-088b47c32454/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-11-28 03:00:12,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:00:13,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:00:13,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:00:13,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:00:13,056 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:00:13,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:00:13,142 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/b49162df5/660a1a7ce9c34fcab9927ae547de59c5/FLAG257adb370 [2020-11-28 03:00:14,201 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:00:14,203 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-11-28 03:00:14,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/b49162df5/660a1a7ce9c34fcab9927ae547de59c5/FLAG257adb370 [2020-11-28 03:00:14,586 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bbe403db-9f33-4fb2-a150-088b47c32454/bin/uautomizer/data/b49162df5/660a1a7ce9c34fcab9927ae547de59c5 [2020-11-28 03:00:14,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:14,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:14,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:14,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:14,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:14,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:14" (1/1) ... [2020-11-28 03:00:14,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3959224d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:14, skipping insertion in model container [2020-11-28 03:00:14,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:14" (1/1) ... [2020-11-28 03:00:14,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:14,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:15,351 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-11-28 03:00:16,482 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:00:16,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d2b7ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:16, skipping insertion in model container [2020-11-28 03:00:16,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:16,488 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:00:16,491 INFO L168 Benchmark]: Toolchain (without parser) took 1898.24 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 49.5 MB in the beginning and 51.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:16,493 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:16,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1895.30 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 49.2 MB in the beginning and 51.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:16,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1895.30 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 49.2 MB in the beginning and 51.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: 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...