./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/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 a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/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 a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:16:38,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:16:38,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:16:38,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:16:38,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:16:38,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:16:38,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:16:38,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:16:38,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:16:38,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:16:38,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:16:38,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:16:38,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:16:38,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:16:38,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:16:38,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:16:38,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:16:38,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:16:38,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:16:38,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:16:38,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:16:38,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:16:38,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:16:38,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:16:38,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:16:38,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:16:38,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:16:38,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:16:38,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:16:38,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:16:38,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:16:38,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:16:38,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:16:38,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:16:38,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:16:38,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:16:38,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:16:38,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:16:38,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:16:38,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:16:38,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:16:38,186 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:16:38,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:16:38,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:16:38,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:16:38,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:16:38,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:16:38,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:16:38,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:16:38,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:16:38,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:16:38,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:16:38,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:16:38,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:16:38,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:16:38,247 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:16:38,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:16:38,247 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:16:38,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:16:38,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:16:38,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:16:38,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:38,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:16:38,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:16:38,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:16:38,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:16:38,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:16:38,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:16:38,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:16:38,251 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_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae [2020-12-01 18:16:38,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:16:38,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:16:38,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:16:38,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:16:38,686 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:16:38,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-12-01 18:16:38,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/4a06f631b/4228ed9c0ae84e4e98602d1ca9c84a1e/FLAG8215cb85e [2020-12-01 18:16:40,080 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:16:40,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-12-01 18:16:40,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/4a06f631b/4228ed9c0ae84e4e98602d1ca9c84a1e/FLAG8215cb85e [2020-12-01 18:16:40,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/4a06f631b/4228ed9c0ae84e4e98602d1ca9c84a1e [2020-12-01 18:16:40,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:16:40,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:16:40,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:40,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:16:40,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:16:40,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:40" (1/1) ... [2020-12-01 18:16:40,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7a69fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:40, skipping insertion in model container [2020-12-01 18:16:40,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:40" (1/1) ... [2020-12-01 18:16:40,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:16:40,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:16:41,283 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2020-12-01 18:16:42,680 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:16:42,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@769756d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:42, skipping insertion in model container [2020-12-01 18:16:42,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:42,682 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:16:42,685 INFO L168 Benchmark]: Toolchain (without parser) took 2355.45 ms. Allocated memory was 81.8 MB in the beginning and 109.1 MB in the end (delta: 27.3 MB). Free memory was 56.1 MB in the beginning and 65.1 MB in the end (delta: -9.1 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:42,686 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 81.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:42,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2349.55 ms. Allocated memory was 81.8 MB in the beginning and 109.1 MB in the end (delta: 27.3 MB). Free memory was 55.8 MB in the beginning and 65.1 MB in the end (delta: -9.4 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:42,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 ms. Allocated memory is still 81.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2349.55 ms. Allocated memory was 81.8 MB in the beginning and 109.1 MB in the end (delta: 27.3 MB). Free memory was 55.8 MB in the beginning and 65.1 MB in the end (delta: -9.4 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6246]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:16:45,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:16:45,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:16:45,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:16:45,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:16:45,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:16:45,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:16:45,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:16:45,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:16:45,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:16:45,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:16:45,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:16:45,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:16:45,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:16:45,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:16:45,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:16:45,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:16:45,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:16:45,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:16:45,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:16:45,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:16:45,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:16:45,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:16:45,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:16:45,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:16:45,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:16:45,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:16:45,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:16:45,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:16:45,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:16:45,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:16:45,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:16:45,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:16:45,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:16:45,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:16:45,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:16:45,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:16:45,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:16:45,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:16:45,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:16:45,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:16:45,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:16:46,018 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:16:46,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:16:46,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:16:46,021 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:16:46,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:16:46,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:16:46,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:16:46,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:16:46,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:16:46,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:16:46,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:16:46,027 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:16:46,028 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:16:46,028 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:16:46,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:16:46,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:16:46,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:16:46,029 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:16:46,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:16:46,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:16:46,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:16:46,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:46,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:16:46,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:16:46,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:16:46,032 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:16:46,032 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:16:46,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:16:46,033 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:16:46,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:16:46,033 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:16:46,033 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_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ac29acc06c852580b8c2b8ca3bffe2b30ad7ae [2020-12-01 18:16:46,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:16:46,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:16:46,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:16:46,592 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:16:46,593 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:16:46,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-12-01 18:16:46,688 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/f9c341d14/b82cc648df4a46ec83bf75771366fe24/FLAG26bb5a30b [2020-12-01 18:16:47,993 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:16:47,994 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-12-01 18:16:48,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/f9c341d14/b82cc648df4a46ec83bf75771366fe24/FLAG26bb5a30b [2020-12-01 18:16:48,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ff87ea5f-280d-4201-b1b8-ef9937ef66cd/bin/ukojak/data/f9c341d14/b82cc648df4a46ec83bf75771366fe24 [2020-12-01 18:16:48,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:16:48,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:16:48,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:48,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:16:48,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:16:48,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:48" (1/1) ... [2020-12-01 18:16:48,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97b76ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:48, skipping insertion in model container [2020-12-01 18:16:48,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:48" (1/1) ... [2020-12-01 18:16:48,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:16:48,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:16:49,422 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2020-12-01 18:16:51,004 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:16:51,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41365c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:51, skipping insertion in model container [2020-12-01 18:16:51,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:51,008 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:16:51,011 INFO L168 Benchmark]: Toolchain (without parser) took 2758.28 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 31.1 MB in the beginning and 43.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:51,013 INFO L168 Benchmark]: CDTParser took 2.58 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:51,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2752.18 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 30.9 MB in the beginning and 43.6 MB in the end (delta: -12.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:51,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2752.18 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 30.9 MB in the beginning and 43.6 MB in the end (delta: -12.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6246]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...