./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bdb56bddca0f458bc7846dd53a5d6361b7da4051 .............................................................................................................................. 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_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bdb56bddca0f458bc7846dd53a5d6361b7da4051 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:19:17,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:19:17,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:19:17,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:19:17,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:19:17,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:19:17,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:19:17,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:19:17,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:19:17,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:19:17,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:19:17,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:19:17,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:19:17,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:19:17,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:19:17,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:19:17,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:19:17,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:19:17,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:19:17,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:19:17,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:19:17,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:19:17,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:19:17,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:19:17,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:19:17,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:19:17,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:19:17,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:19:17,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:19:17,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:19:17,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:19:17,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:19:17,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:19:17,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:19:17,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:19:17,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:19:17,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:19:17,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:19:17,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:19:17,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:19:17,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:19:17,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:19:17,908 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:19:17,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:19:17,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:19:17,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:19:17,910 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:19:17,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:19:17,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:19:17,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:19:17,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:19:17,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:19:17,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:19:17,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:19:17,912 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:19:17,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:19:17,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:19:17,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:19:17,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:19:17,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:19:17,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:19:17,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:19:17,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:19:17,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:19:17,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:19:17,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:19:17,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:19:17,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:19:17,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:19:17,916 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_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb56bddca0f458bc7846dd53a5d6361b7da4051 [2020-11-28 03:19:18,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:19:18,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:19:18,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:19:18,257 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:19:18,257 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:19:18,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-11-28 03:19:18,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/cc09dfe93/488aa95d31e94efc90ac7c63c52b9ad4/FLAGef86bb430 [2020-11-28 03:19:19,602 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:19:19,603 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-11-28 03:19:19,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/cc09dfe93/488aa95d31e94efc90ac7c63c52b9ad4/FLAGef86bb430 [2020-11-28 03:19:19,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/cc09dfe93/488aa95d31e94efc90ac7c63c52b9ad4 [2020-11-28 03:19:19,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:19:19,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:19:19,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:19,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:19:19,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:19:19,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:19" (1/1) ... [2020-11-28 03:19:19,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e89135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:19, skipping insertion in model container [2020-11-28 03:19:19,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:19" (1/1) ... [2020-11-28 03:19:19,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:19:20,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:19:22,385 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:19:22,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28ba794d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:22, skipping insertion in model container [2020-11-28 03:19:22,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:22,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:19:22,388 INFO L168 Benchmark]: Toolchain (without parser) took 2609.75 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 58.6 MB in the beginning and 53.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:22,389 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 94.4 MB. Free memory was 50.7 MB in the beginning and 50.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:19:22,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2607.45 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 58.3 MB in the beginning and 53.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:22,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 ms. Allocated memory is still 94.4 MB. Free memory was 50.7 MB in the beginning and 50.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2607.45 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 58.3 MB in the beginning and 53.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9022]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:19:24,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:19:24,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:19:24,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:19:24,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:19:24,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:19:24,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:19:24,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:19:24,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:19:24,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:19:24,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:19:24,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:19:24,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:19:24,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:19:24,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:19:24,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:19:24,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:19:24,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:19:24,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:19:24,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:19:24,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:19:24,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:19:24,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:19:24,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:19:24,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:19:24,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:19:24,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:19:24,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:19:24,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:19:24,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:19:24,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:19:24,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:19:24,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:19:24,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:19:24,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:19:24,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:19:24,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:19:24,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:19:24,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:19:24,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:19:24,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:19:24,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:19:24,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:19:24,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:19:24,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:19:24,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:19:24,806 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:19:24,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:19:24,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:19:24,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:19:24,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:19:24,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:19:24,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:19:24,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:19:24,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:19:24,810 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:19:24,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:19:24,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:19:24,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:19:24,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:19:24,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:19:24,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:19:24,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:19:24,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:19:24,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:19:24,812 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:19:24,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:19:24,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:19:24,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:19:24,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:19:24,813 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:19:24,829 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_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb56bddca0f458bc7846dd53a5d6361b7da4051 [2020-11-28 03:19:25,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:19:25,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:19:25,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:19:25,227 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:19:25,228 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:19:25,229 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-11-28 03:19:25,300 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/8f599d5da/53d3e15a2f0f4c708ea5b01711ba274e/FLAG7ead58255 [2020-11-28 03:19:26,583 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:19:26,584 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-11-28 03:19:26,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/8f599d5da/53d3e15a2f0f4c708ea5b01711ba274e/FLAG7ead58255 [2020-11-28 03:19:26,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6612983e-3b61-4be6-b4c3-3b07cdeebe85/bin/uautomizer/data/8f599d5da/53d3e15a2f0f4c708ea5b01711ba274e [2020-11-28 03:19:26,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:19:26,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:19:26,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:26,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:19:26,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:19:26,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:26" (1/1) ... [2020-11-28 03:19:26,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21bc36f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:26, skipping insertion in model container [2020-11-28 03:19:26,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:26" (1/1) ... [2020-11-28 03:19:26,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:19:27,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:19:28,940 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:19:28,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66133a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:28, skipping insertion in model container [2020-11-28 03:19:28,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:28,941 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:19:28,944 INFO L168 Benchmark]: Toolchain (without parser) took 2227.52 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 38.5 MB in the beginning and 77.3 MB in the end (delta: -38.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:28,945 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:19:28,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2225.07 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 38.3 MB in the beginning and 77.3 MB in the end (delta: -39.1 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:28,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2225.07 ms. Allocated memory was 73.4 MB in the beginning and 130.0 MB in the end (delta: 56.6 MB). Free memory was 38.3 MB in the beginning and 77.3 MB in the end (delta: -39.1 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9022]: 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...