./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.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_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/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 e671c4a4043213b2ced1869dfe3167fef57c51cb .............................................................................................................................. 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_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/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 e671c4a4043213b2ced1869dfe3167fef57c51cb .................................................................................................................................. 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 18:25:31,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:31,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:31,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:31,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:31,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:31,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:31,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:31,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:31,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:31,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:31,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:31,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:31,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:31,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:31,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:31,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:31,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:31,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:31,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:31,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:31,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:31,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:31,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:31,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:31,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:31,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:31,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:31,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:31,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:31,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:31,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:31,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:31,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:31,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:31,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:31,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:31,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:31,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:31,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:31,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:31,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:25:31,355 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:31,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:31,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:25:31,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:25:31,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:31,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:31,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:31,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:25:31,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:31,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:25:31,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:31,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:25:31,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:25:31,363 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:31,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:25:31,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:31,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:31,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:31,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:31,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:31,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:31,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:31,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:25:31,367 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:25:31,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:25:31,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:25:31,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:25:31,368 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_d6d0f859-abaa-453f-9c27-533a196b6d19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-12-01 18:25:31,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:31,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:31,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:31,800 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:31,801 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:31,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-12-01 18:25:31,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/df827ebe5/9904e459120c4f2f8d4d2af4c91c4db3/FLAG06bb1bc00 [2020-12-01 18:25:33,691 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:33,692 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-12-01 18:25:33,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/df827ebe5/9904e459120c4f2f8d4d2af4c91c4db3/FLAG06bb1bc00 [2020-12-01 18:25:34,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/df827ebe5/9904e459120c4f2f8d4d2af4c91c4db3 [2020-12-01 18:25:34,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:34,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:34,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:34,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:34,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:34,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:34" (1/1) ... [2020-12-01 18:25:34,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db6664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:34, skipping insertion in model container [2020-12-01 18:25:34,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:34" (1/1) ... [2020-12-01 18:25:34,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:34,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:38,602 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:25:38,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b7f5519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:38, skipping insertion in model container [2020-12-01 18:25:38,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:38,604 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:25:38,607 INFO L168 Benchmark]: Toolchain (without parser) took 4541.61 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 62.5 MB in the beginning and 78.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:38,609 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 77.6 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:25:38,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4535.94 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 62.5 MB in the beginning and 78.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:38,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 77.6 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4535.94 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 62.5 MB in the beginning and 78.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: 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 18:25:41,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:41,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:41,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:41,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:41,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:41,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:41,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:41,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:41,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:41,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:41,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:41,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:41,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:41,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:41,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:41,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:41,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:41,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:41,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:41,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:41,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:41,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:41,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:41,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:41,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:41,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:41,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:41,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:41,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:41,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:41,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:41,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:41,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:41,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:41,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:41,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:41,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:41,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:41,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:41,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:41,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:25:41,847 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:41,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:41,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:25:41,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:25:41,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:41,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:41,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:41,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:41,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:25:41,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:41,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:25:41,859 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:25:41,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:25:41,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:25:41,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:25:41,861 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:41,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:25:41,861 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:41,862 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:41,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:41,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:41,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:41,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:41,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:41,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:25:41,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:25:41,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:25:41,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:25:41,865 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:25:41,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:25:41,865 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:25:41,865 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_d6d0f859-abaa-453f-9c27-533a196b6d19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-12-01 18:25:42,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:42,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:42,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:42,378 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:42,379 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:42,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-12-01 18:25:42,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/2154af6ab/68238504be394b1ab17abf4f9644de9a/FLAG5890350c8 [2020-12-01 18:25:44,194 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:44,196 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-12-01 18:25:44,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/2154af6ab/68238504be394b1ab17abf4f9644de9a/FLAG5890350c8 [2020-12-01 18:25:44,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d6d0f859-abaa-453f-9c27-533a196b6d19/bin/ukojak/data/2154af6ab/68238504be394b1ab17abf4f9644de9a [2020-12-01 18:25:44,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:44,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:44,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:44,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:44,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:44,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e329cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44, skipping insertion in model container [2020-12-01 18:25:44,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:44,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:49,618 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:25:49,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6329b943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:49, skipping insertion in model container [2020-12-01 18:25:49,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:49,622 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:25:49,626 INFO L168 Benchmark]: Toolchain (without parser) took 5060.26 ms. Allocated memory was 75.5 MB in the beginning and 161.5 MB in the end (delta: 86.0 MB). Free memory was 43.6 MB in the beginning and 91.6 MB in the end (delta: -48.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:49,628 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 54.5 MB. Free memory was 37.3 MB in the beginning and 37.3 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:25:49,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5056.68 ms. Allocated memory was 75.5 MB in the beginning and 161.5 MB in the end (delta: 86.0 MB). Free memory was 43.4 MB in the beginning and 91.6 MB in the end (delta: -48.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:49,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 54.5 MB. Free memory was 37.3 MB in the beginning and 37.3 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5056.68 ms. Allocated memory was 75.5 MB in the beginning and 161.5 MB in the end (delta: 86.0 MB). Free memory was 43.4 MB in the beginning and 91.6 MB in the end (delta: -48.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: 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...