./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--usb--cx231xx--cx231xx.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_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 44f009135e57cbcfc534fed33e81de591fabd1cc ............................................................................................................................... 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_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 44f009135e57cbcfc534fed33e81de591fabd1cc ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:57:29,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:57:29,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:57:29,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:57:29,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:57:29,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:57:29,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:57:29,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:57:29,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:57:29,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:57:29,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:57:29,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:57:29,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:57:29,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:57:29,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:57:29,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:57:29,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:57:29,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:57:29,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:57:29,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:57:29,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:57:29,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:57:29,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:57:29,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:57:29,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:57:29,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:57:29,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:57:29,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:57:29,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:57:29,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:57:29,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:57:29,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:57:29,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:57:29,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:57:29,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:57:29,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:57:29,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:57:29,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:57:29,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:57:29,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:57:29,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:57:29,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-29 19:57:29,963 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:57:29,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:57:29,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:57:29,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:57:29,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:57:29,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:57:29,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:57:29,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:57:29,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:57:29,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:57:29,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:57:29,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:57:29,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:57:29,968 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:57:29,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:57:29,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:57:29,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:57:29,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:57:29,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:57:29,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:57:29,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:57:29,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:57:29,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:57:29,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:57:29,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:57:29,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:57:29,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:57:29,971 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_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-11-29 19:57:30,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:57:30,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:57:30,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:57:30,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:57:30,299 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:57:30,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-29 19:57:30,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/b2f0bd074/7e0b830f005540a6910a56cb1f93bf5a/FLAG5178bb5d8 [2020-11-29 19:57:31,756 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:57:31,756 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-29 19:57:31,846 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/b2f0bd074/7e0b830f005540a6910a56cb1f93bf5a/FLAG5178bb5d8 [2020-11-29 19:57:32,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/b2f0bd074/7e0b830f005540a6910a56cb1f93bf5a [2020-11-29 19:57:32,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:57:32,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:57:32,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:32,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:57:32,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:57:32,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:32" (1/1) ... [2020-11-29 19:57:32,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5543645a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:32, skipping insertion in model container [2020-11-29 19:57:32,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:32" (1/1) ... [2020-11-29 19:57:32,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:57:32,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:57:33,337 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-11-29 19:57:36,744 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:57:36,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@da86e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:36, skipping insertion in model container [2020-11-29 19:57:36,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:36,746 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:57:36,749 INFO L168 Benchmark]: Toolchain (without parser) took 4519.32 ms. Allocated memory was 92.3 MB in the beginning and 192.9 MB in the end (delta: 100.7 MB). Free memory was 43.5 MB in the beginning and 86.4 MB in the end (delta: -43.0 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:57:36,750 INFO L168 Benchmark]: CDTParser took 1.72 ms. Allocated memory is still 92.3 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 42.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:57:36,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4516.42 ms. Allocated memory was 92.3 MB in the beginning and 192.9 MB in the end (delta: 100.7 MB). Free memory was 43.3 MB in the beginning and 86.4 MB in the end (delta: -43.1 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:57:36,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 ms. Allocated memory is still 92.3 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 42.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4516.42 ms. Allocated memory was 92.3 MB in the beginning and 192.9 MB in the end (delta: 100.7 MB). Free memory was 43.3 MB in the beginning and 86.4 MB in the end (delta: -43.1 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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 [2020-11-29 19:57:39,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:57:39,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:57:39,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:57:39,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:57:39,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:57:39,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:57:39,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:57:39,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:57:39,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:57:39,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:57:39,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:57:39,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:57:39,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:57:39,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:57:39,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:57:39,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:57:39,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:57:39,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:57:39,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:57:39,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:57:39,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:57:39,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:57:39,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:57:39,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:57:39,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:57:39,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:57:39,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:57:39,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:57:39,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:57:39,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:57:39,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:57:39,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:57:39,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:57:39,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:57:39,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:57:39,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:57:39,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:57:39,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:57:39,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:57:39,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:57:39,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-29 19:57:39,727 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:57:39,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:57:39,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:57:39,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:57:39,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:57:39,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:57:39,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:57:39,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:57:39,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:57:39,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:57:39,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:57:39,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:57:39,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:57:39,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:57:39,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:57:39,735 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:57:39,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:57:39,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:57:39,736 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:57:39,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:57:39,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:57:39,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:57:39,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:57:39,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:57:39,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:57:39,737 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:57:39,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:57:39,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:57:39,738 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:57:39,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:57:39,739 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 19:57:39,739 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_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-11-29 19:57:40,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:57:40,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:57:40,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:57:40,261 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:57:40,262 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:57:40,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-29 19:57:40,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/387b820a6/dd650e1a4d8945d7a4e18739b954b599/FLAG0428bd351 [2020-11-29 19:57:42,132 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:57:42,133 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-29 19:57:42,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/387b820a6/dd650e1a4d8945d7a4e18739b954b599/FLAG0428bd351 [2020-11-29 19:57:42,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5767f544-2b01-40b6-8b42-fd43db0cf9a2/bin/ukojak/data/387b820a6/dd650e1a4d8945d7a4e18739b954b599 [2020-11-29 19:57:42,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:57:42,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:57:42,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:42,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:57:42,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:57:42,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:42" (1/1) ... [2020-11-29 19:57:42,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6757e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:42, skipping insertion in model container [2020-11-29 19:57:42,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:42" (1/1) ... [2020-11-29 19:57:42,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:57:42,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:57:43,467 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-11-29 19:57:46,569 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:57:46,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73bb06c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:46, skipping insertion in model container [2020-11-29 19:57:46,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:46,571 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:57:46,576 INFO L168 Benchmark]: Toolchain (without parser) took 4135.74 ms. Allocated memory was 60.8 MB in the beginning and 134.2 MB in the end (delta: 73.4 MB). Free memory was 20.0 MB in the beginning and 74.5 MB in the end (delta: -54.6 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:57:46,583 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 33.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:57:46,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4133.09 ms. Allocated memory was 60.8 MB in the beginning and 134.2 MB in the end (delta: 73.4 MB). Free memory was 19.7 MB in the beginning and 74.5 MB in the end (delta: -54.8 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:57:46,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 33.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4133.09 ms. Allocated memory was 60.8 MB in the beginning and 134.2 MB in the end (delta: 73.4 MB). Free memory was 19.7 MB in the beginning and 74.5 MB in the end (delta: -54.8 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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...