./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.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_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/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 8cdea082a56c594ff07829694fd0596d08b7f363 .............................................................................................................................. 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_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/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 8cdea082a56c594ff07829694fd0596d08b7f363 ................................................................................................................................ 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 02:56:28,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:28,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:28,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:28,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:28,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:28,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:28,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:28,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:28,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:28,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:28,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:28,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:28,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:28,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:28,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:28,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:28,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:28,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:28,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:28,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:28,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:28,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:28,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:28,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:28,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:28,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:28,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:28,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:28,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:28,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:28,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:28,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:28,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:28,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:28,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:28,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:28,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:28,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:28,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:28,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:28,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 02:56:28,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:28,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:28,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:28,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:28,530 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:28,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:28,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:56:28,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:28,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:56:28,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:56:28,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:56:28,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:56:28,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:28,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:56:28,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:28,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:28,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:56:28,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:56:28,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:56:28,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:28,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:56:28,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:56:28,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:56:28,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:56:28,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:56:28,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:28,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:56:28,535 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_93f14286-4c41-4eb0-a035-bfba769fbf8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-11-28 02:56:28,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:28,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:28,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:28,810 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:28,811 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:28,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 02:56:28,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/7beb5e6a8/e3be71f65ced4e55a80f3e5335465ed3/FLAGadabcea0a [2020-11-28 02:56:30,246 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:30,246 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 02:56:30,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/7beb5e6a8/e3be71f65ced4e55a80f3e5335465ed3/FLAGadabcea0a [2020-11-28 02:56:30,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/7beb5e6a8/e3be71f65ced4e55a80f3e5335465ed3 [2020-11-28 02:56:30,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:30,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:56:30,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:30,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:30,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:30,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:30" (1/1) ... [2020-11-28 02:56:30,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643d40a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:30, skipping insertion in model container [2020-11-28 02:56:30,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:30" (1/1) ... [2020-11-28 02:56:30,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:31,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:35,438 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:56:35,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b606099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:35, skipping insertion in model container [2020-11-28 02:56:35,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:35,439 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:56:35,442 INFO L168 Benchmark]: Toolchain (without parser) took 4645.94 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 79.0 MB in the beginning and 100.0 MB in the end (delta: -20.9 MB). Peak memory consumption was 75.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:35,444 INFO L168 Benchmark]: CDTParser took 1.50 ms. Allocated memory is still 73.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 31.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:35,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4643.49 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 78.7 MB in the beginning and 100.0 MB in the end (delta: -21.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:35,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 ms. Allocated memory is still 73.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 31.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4643.49 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 78.7 MB in the beginning and 100.0 MB in the end (delta: -21.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 02:56:37,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:37,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:37,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:37,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:37,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:37,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:37,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:37,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:37,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:37,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:37,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:37,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:37,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:37,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:37,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:37,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:37,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:37,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:37,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:37,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:37,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:37,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:37,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:37,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:37,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:37,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:37,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:37,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:37,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:37,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:37,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:37,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:37,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:37,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:37,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:37,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:37,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:37,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:37,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:37,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:37,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 02:56:37,816 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:37,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:37,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:37,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:37,819 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:37,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:37,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:37,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:56:37,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:56:37,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:56:37,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:56:37,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:56:37,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:56:37,821 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:37,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:56:37,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:37,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:37,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:56:37,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:56:37,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:56:37,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:37,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:56:37,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:56:37,824 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:56:37,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:56:37,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:56:37,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:37,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:56:37,826 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 02:56:37,826 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_93f14286-4c41-4eb0-a035-bfba769fbf8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-11-28 02:56:38,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:38,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:38,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:38,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:38,249 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:38,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 02:56:38,327 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/6b067b5a8/b9f0eb2826c741ecb936d1d39a872ee8/FLAGcdfff5b62 [2020-11-28 02:56:39,851 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:39,853 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 02:56:39,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/6b067b5a8/b9f0eb2826c741ecb936d1d39a872ee8/FLAGcdfff5b62 [2020-11-28 02:56:40,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93f14286-4c41-4eb0-a035-bfba769fbf8c/bin/uautomizer/data/6b067b5a8/b9f0eb2826c741ecb936d1d39a872ee8 [2020-11-28 02:56:40,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:40,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:56:40,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:40,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:40,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:40,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:40" (1/1) ... [2020-11-28 02:56:40,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286a9be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:40, skipping insertion in model container [2020-11-28 02:56:40,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:40" (1/1) ... [2020-11-28 02:56:40,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:40,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:46,243 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:56:46,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a78f51a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:46, skipping insertion in model container [2020-11-28 02:56:46,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:46,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:56:46,250 INFO L168 Benchmark]: Toolchain (without parser) took 5895.96 ms. Allocated memory was 75.5 MB in the beginning and 121.6 MB in the end (delta: 46.1 MB). Free memory was 37.7 MB in the beginning and 48.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:46,252 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 45.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:46,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5892.53 ms. Allocated memory was 75.5 MB in the beginning and 121.6 MB in the end (delta: 46.1 MB). Free memory was 37.5 MB in the beginning and 48.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:46,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 45.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5892.53 ms. Allocated memory was 75.5 MB in the beginning and 121.6 MB in the end (delta: 46.1 MB). Free memory was 37.5 MB in the beginning and 48.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...