./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-08_1a-drivers--net--wireless--ath--ath9k--ath9k.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_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/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 c7b92039df6c6c1b5212d3782f97b18b0125c305 .............................................................................................................................. 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_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/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 c7b92039df6c6c1b5212d3782f97b18b0125c305 .................................................................................................................................. 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 18:01:00,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:01:00,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:01:00,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:01:00,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:01:00,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:01:00,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:01:00,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:01:00,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:01:00,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:01:00,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:01:00,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:01:00,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:01:00,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:01:00,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:01:00,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:01:00,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:01:00,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:01:00,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:01:00,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:01:00,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:01:00,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:01:00,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:01:00,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:01:00,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:01:00,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:01:00,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:01:00,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:01:00,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:01:00,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:01:00,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:01:00,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:01:00,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:01:00,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:01:00,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:01:00,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:01:00,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:01:00,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:01:00,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:01:00,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:01:00,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:01:00,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:01:00,791 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:01:00,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:01:00,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:01:00,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:01:00,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:01:00,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:01:00,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:01:00,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:01:00,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:01:00,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:01:00,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:01:00,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:01:00,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:01:00,798 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:01:00,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:01:00,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:01:00,799 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:01:00,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:01:00,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:01:00,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:01:00,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:01:00,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:01:00,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:01:00,800 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:01:00,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:01:00,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:01:00,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:01:00,801 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_087065a0-2eae-4067-b971-eafd25d4a87d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b92039df6c6c1b5212d3782f97b18b0125c305 [2020-12-01 18:01:01,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:01:01,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:01:01,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:01:01,145 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:01:01,148 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:01:01,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-12-01 18:01:01,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/947ab753e/02276c3088a146528132a9b049f95dc0/FLAG70ef2a9b8 [2020-12-01 18:01:02,995 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:01:02,997 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-12-01 18:01:03,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/947ab753e/02276c3088a146528132a9b049f95dc0/FLAG70ef2a9b8 [2020-12-01 18:01:03,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/947ab753e/02276c3088a146528132a9b049f95dc0 [2020-12-01 18:01:03,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:01:03,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:01:03,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:03,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:01:03,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:01:03,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:03" (1/1) ... [2020-12-01 18:01:03,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1596a98f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:03, skipping insertion in model container [2020-12-01 18:01:03,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:03" (1/1) ... [2020-12-01 18:01:03,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:01:04,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:01:18,791 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:01:18,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eb7226e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:18, skipping insertion in model container [2020-12-01 18:01:18,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:18,793 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:01:18,796 INFO L168 Benchmark]: Toolchain (without parser) took 15217.08 ms. Allocated memory was 94.4 MB in the beginning and 310.4 MB in the end (delta: 216.0 MB). Free memory was 42.3 MB in the beginning and 175.3 MB in the end (delta: -133.0 MB). Peak memory consumption was 86.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:18,799 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 48.6 MB in the beginning and 48.6 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:01:18,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15214.55 ms. Allocated memory was 94.4 MB in the beginning and 310.4 MB in the end (delta: 216.0 MB). Free memory was 42.2 MB in the beginning and 175.3 MB in the end (delta: -133.1 MB). Peak memory consumption was 86.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:18,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 48.6 MB in the beginning and 48.6 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 15214.55 ms. Allocated memory was 94.4 MB in the beginning and 310.4 MB in the end (delta: 216.0 MB). Free memory was 42.2 MB in the beginning and 175.3 MB in the end (delta: -133.1 MB). Peak memory consumption was 86.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22428]: 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 18:01:21,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:01:21,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:01:21,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:01:21,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:01:21,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:01:21,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:01:21,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:01:21,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:01:21,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:01:21,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:01:21,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:01:21,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:01:21,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:01:21,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:01:21,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:01:21,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:01:21,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:01:21,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:01:21,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:01:21,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:01:21,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:01:21,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:01:21,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:01:21,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:01:21,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:01:21,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:01:21,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:01:21,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:01:21,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:01:21,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:01:21,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:01:21,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:01:21,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:01:21,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:01:21,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:01:21,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:01:21,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:01:21,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:01:21,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:01:21,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:01:21,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:01:21,396 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:01:21,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:01:21,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:01:21,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:01:21,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:01:21,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:01:21,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:01:21,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:01:21,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:01:21,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:01:21,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:01:21,404 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:01:21,404 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:01:21,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:01:21,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:01:21,405 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:01:21,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:01:21,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:01:21,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:01:21,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:01:21,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:01:21,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:01:21,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:01:21,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:01:21,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:01:21,408 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:01:21,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:01:21,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:01:21,409 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:01:21,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:01:21,409 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:01:21,409 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_087065a0-2eae-4067-b971-eafd25d4a87d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b92039df6c6c1b5212d3782f97b18b0125c305 [2020-12-01 18:01:21,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:01:21,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:01:21,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:01:21,893 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:01:21,894 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:01:21,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-12-01 18:01:21,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/2229c3397/1310b314477a4dcfa72890321b68bb9e/FLAG9a41a67c9 [2020-12-01 18:01:23,568 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:01:23,569 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-12-01 18:01:23,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/2229c3397/1310b314477a4dcfa72890321b68bb9e/FLAG9a41a67c9 [2020-12-01 18:01:23,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_087065a0-2eae-4067-b971-eafd25d4a87d/bin/ukojak/data/2229c3397/1310b314477a4dcfa72890321b68bb9e [2020-12-01 18:01:23,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:01:23,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:01:23,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:23,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:01:23,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:01:23,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:23" (1/1) ... [2020-12-01 18:01:23,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268515e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:23, skipping insertion in model container [2020-12-01 18:01:23,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:23" (1/1) ... [2020-12-01 18:01:23,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:01:24,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:01:38,284 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:01:38,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a910647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:38, skipping insertion in model container [2020-12-01 18:01:38,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:38,286 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:01:38,291 INFO L168 Benchmark]: Toolchain (without parser) took 14401.38 ms. Allocated memory was 67.1 MB in the beginning and 199.2 MB in the end (delta: 132.1 MB). Free memory was 23.3 MB in the beginning and 88.4 MB in the end (delta: -65.1 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:38,292 INFO L168 Benchmark]: CDTParser took 2.26 ms. Allocated memory is still 67.1 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:01:38,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14367.45 ms. Allocated memory was 104.9 MB in the beginning and 199.2 MB in the end (delta: 94.4 MB). Free memory was 66.3 MB in the beginning and 88.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 100.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:38,297 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26 ms. Allocated memory is still 67.1 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 14367.45 ms. Allocated memory was 104.9 MB in the beginning and 199.2 MB in the end (delta: 94.4 MB). Free memory was 66.3 MB in the beginning and 88.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 100.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22428]: 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...