./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.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_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/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 434f02b4db38add7869fca858f59b2486fa0dd27 .............................................................................................................................. 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_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/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 434f02b4db38add7869fca858f59b2486fa0dd27 .................................................................................................................................. 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 16:28:52,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:28:52,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:28:52,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:28:52,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:28:52,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:28:52,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:28:52,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:28:52,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:28:52,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:28:52,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:28:52,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:28:52,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:28:52,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:28:52,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:28:52,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:28:52,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:28:52,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:28:52,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:28:52,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:28:52,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:28:52,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:28:53,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:28:53,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:28:53,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:28:53,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:28:53,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:28:53,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:28:53,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:28:53,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:28:53,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:28:53,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:28:53,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:28:53,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:28:53,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:28:53,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:28:53,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:28:53,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:28:53,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:28:53,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:28:53,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:28:53,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:28:53,061 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:28:53,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:28:53,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:28:53,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:28:53,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:28:53,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:28:53,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:28:53,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:28:53,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:28:53,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:28:53,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:28:53,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:28:53,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:28:53,066 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:28:53,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:28:53,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:28:53,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:28:53,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:28:53,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:28:53,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:28:53,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:28:53,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:28:53,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:28:53,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:28:53,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:28:53,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:28:53,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:28:53,081 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_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-12-01 16:28:53,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:28:53,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:28:53,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:28:53,426 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:28:53,441 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:28:53,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-12-01 16:28:53,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/2185dc725/8b75f10a6a23413ab7fa690fbb1837a0/FLAG23e27b6c8 [2020-12-01 16:28:54,609 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:28:54,611 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-12-01 16:28:54,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/2185dc725/8b75f10a6a23413ab7fa690fbb1837a0/FLAG23e27b6c8 [2020-12-01 16:28:54,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/2185dc725/8b75f10a6a23413ab7fa690fbb1837a0 [2020-12-01 16:28:54,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:28:54,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:28:54,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:54,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:28:54,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:28:54,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:54" (1/1) ... [2020-12-01 16:28:54,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3abcd612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:54, skipping insertion in model container [2020-12-01 16:28:54,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:28:54" (1/1) ... [2020-12-01 16:28:54,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:28:55,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:28:57,103 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:28:57,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c1bd982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:28:57, skipping insertion in model container [2020-12-01 16:28:57,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:28:57,105 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:28:57,109 INFO L168 Benchmark]: Toolchain (without parser) took 2259.58 ms. Allocated memory is still 111.1 MB. Free memory was 71.0 MB in the beginning and 56.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:57,110 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 88.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:28:57,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2256.87 ms. Allocated memory is still 111.1 MB. Free memory was 71.0 MB in the beginning and 56.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:28:57,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 88.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2256.87 ms. Allocated memory is still 111.1 MB. Free memory was 71.0 MB in the beginning and 56.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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 16:28:59,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:28:59,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:28:59,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:28:59,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:28:59,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:28:59,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:28:59,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:28:59,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:28:59,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:28:59,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:28:59,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:28:59,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:28:59,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:28:59,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:28:59,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:28:59,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:28:59,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:28:59,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:28:59,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:28:59,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:28:59,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:28:59,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:28:59,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:28:59,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:28:59,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:28:59,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:28:59,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:28:59,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:28:59,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:28:59,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:28:59,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:28:59,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:28:59,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:28:59,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:28:59,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:28:59,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:28:59,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:28:59,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:28:59,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:28:59,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:28:59,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:28:59,805 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:28:59,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:28:59,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:28:59,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:28:59,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:28:59,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:28:59,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:28:59,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:28:59,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:28:59,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:28:59,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:28:59,813 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:28:59,813 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:28:59,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:28:59,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:28:59,814 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:28:59,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:28:59,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:28:59,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:28:59,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:28:59,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:28:59,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:28:59,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:28:59,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:28:59,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:28:59,816 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:28:59,817 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:28:59,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:28:59,817 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:28:59,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:28:59,818 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:28:59,818 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_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-12-01 16:29:00,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:29:00,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:29:00,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:29:00,305 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:29:00,306 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:29:00,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-12-01 16:29:00,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/baca667e9/0997e85517d447448601d0600c5e96bb/FLAGa56233b2e [2020-12-01 16:29:01,774 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:29:01,775 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-12-01 16:29:01,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/baca667e9/0997e85517d447448601d0600c5e96bb/FLAGa56233b2e [2020-12-01 16:29:01,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0c1aac24-12d9-4be6-b7d3-710865f6ce5a/bin/ukojak/data/baca667e9/0997e85517d447448601d0600c5e96bb [2020-12-01 16:29:01,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:29:01,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:29:01,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:01,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:29:01,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:29:01,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:01" (1/1) ... [2020-12-01 16:29:01,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646bdf7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:01, skipping insertion in model container [2020-12-01 16:29:01,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:01" (1/1) ... [2020-12-01 16:29:01,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:29:02,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:29:04,178 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:29:04,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c040563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:04, skipping insertion in model container [2020-12-01 16:29:04,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:04,180 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:29:04,183 INFO L168 Benchmark]: Toolchain (without parser) took 2268.70 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 40.9 MB in the beginning and 57.6 MB in the end (delta: -16.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:04,185 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:29:04,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2263.31 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 40.7 MB in the beginning and 57.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:29:04,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2263.31 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 40.7 MB in the beginning and 57.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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...