./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-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_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/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 7537b4240a5be178fd08fe2bdf039a91acebaeb9 .............................................................................................................................. 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_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/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 7537b4240a5be178fd08fe2bdf039a91acebaeb9 ................................................................................................................................ 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 03:07:59,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:07:59,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:07:59,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:07:59,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:07:59,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:07:59,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:07:59,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:07:59,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:07:59,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:07:59,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:07:59,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:07:59,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:07:59,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:07:59,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:07:59,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:07:59,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:07:59,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:07:59,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:07:59,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:07:59,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:07:59,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:07:59,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:07:59,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:07:59,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:07:59,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:07:59,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:07:59,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:07:59,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:07:59,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:07:59,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:07:59,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:07:59,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:07:59,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:07:59,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:07:59,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:07:59,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:07:59,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:07:59,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:07:59,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:07:59,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:07:59,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:07:59,630 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:07:59,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:07:59,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:07:59,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:07:59,634 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:07:59,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:07:59,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:07:59,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:07:59,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:07:59,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:07:59,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:07:59,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:07:59,638 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:07:59,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:07:59,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:07:59,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:07:59,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:07:59,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:07:59,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:07:59,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:07:59,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:07:59,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:07:59,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:07:59,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:07:59,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:07:59,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:07:59,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:07:59,642 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_a6b44b9c-1222-43dc-a043-4f60b42827c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-28 03:07:59,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:08:00,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:08:00,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:08:00,051 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:08:00,052 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:08:00,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 03:08:00,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/84960381d/868b1a6d982b4c10b332af9470ae3d2a/FLAG613d76193 [2020-11-28 03:08:01,783 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:08:01,784 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 03:08:01,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/84960381d/868b1a6d982b4c10b332af9470ae3d2a/FLAG613d76193 [2020-11-28 03:08:02,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/84960381d/868b1a6d982b4c10b332af9470ae3d2a [2020-11-28 03:08:02,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:08:02,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:08:02,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:08:02,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:08:02,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:08:02,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:02" (1/1) ... [2020-11-28 03:08:02,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35072b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:02, skipping insertion in model container [2020-11-28 03:08:02,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:02" (1/1) ... [2020-11-28 03:08:02,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:08:02,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:08:07,674 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:08:07,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4472a08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:07, skipping insertion in model container [2020-11-28 03:08:07,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:08:07,676 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:08:07,680 INFO L168 Benchmark]: Toolchain (without parser) took 5614.19 ms. Allocated memory was 92.3 MB in the beginning and 182.5 MB in the end (delta: 90.2 MB). Free memory was 43.0 MB in the beginning and 118.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 66.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:08:07,683 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 92.3 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:08:07,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5611.46 ms. Allocated memory was 92.3 MB in the beginning and 182.5 MB in the end (delta: 90.2 MB). Free memory was 42.6 MB in the beginning and 118.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 66.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:08:07,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 92.3 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5611.46 ms. Allocated memory was 92.3 MB in the beginning and 182.5 MB in the end (delta: 90.2 MB). Free memory was 42.6 MB in the beginning and 118.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 66.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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 03:08:10,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:08:10,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:08:10,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:08:10,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:08:10,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:08:10,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:08:10,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:08:10,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:08:10,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:08:10,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:08:10,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:08:10,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:08:10,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:08:10,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:08:10,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:08:10,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:08:10,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:08:10,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:08:10,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:08:10,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:08:10,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:08:10,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:08:10,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:08:10,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:08:10,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:08:10,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:08:10,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:08:10,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:08:10,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:08:10,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:08:10,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:08:10,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:08:10,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:08:10,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:08:10,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:08:10,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:08:10,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:08:10,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:08:10,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:08:10,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:08:10,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:08:10,744 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:08:10,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:08:10,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:08:10,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:08:10,749 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:08:10,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:08:10,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:08:10,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:08:10,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:08:10,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:08:10,751 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:08:10,751 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:08:10,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:08:10,752 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:08:10,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:08:10,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:08:10,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:08:10,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:08:10,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:08:10,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:08:10,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:08:10,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:08:10,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:08:10,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:08:10,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:08:10,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:08:10,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:08:10,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:08:10,755 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:08:10,756 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_a6b44b9c-1222-43dc-a043-4f60b42827c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-28 03:08:11,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:08:11,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:08:11,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:08:11,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:08:11,295 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:08:11,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 03:08:11,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/f8739f0ad/61f63f6e36404f4f93a8790cba66589d/FLAGd271f688d [2020-11-28 03:08:13,375 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:08:13,376 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-28 03:08:13,573 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/f8739f0ad/61f63f6e36404f4f93a8790cba66589d/FLAGd271f688d [2020-11-28 03:08:13,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a6b44b9c-1222-43dc-a043-4f60b42827c1/bin/uautomizer/data/f8739f0ad/61f63f6e36404f4f93a8790cba66589d [2020-11-28 03:08:13,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:08:13,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:08:13,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:08:13,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:08:13,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:08:13,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:13" (1/1) ... [2020-11-28 03:08:13,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20126a3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:13, skipping insertion in model container [2020-11-28 03:08:13,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:13" (1/1) ... [2020-11-28 03:08:13,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:08:14,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:08:19,517 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:08:19,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65fce0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:19, skipping insertion in model container [2020-11-28 03:08:19,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:08:19,519 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:08:19,522 INFO L168 Benchmark]: Toolchain (without parser) took 5680.13 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 58.7 MB in the beginning and 52.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:08:19,523 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:08:19,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5673.94 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 58.4 MB in the beginning and 52.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:08:19,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5673.94 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 58.4 MB in the beginning and 52.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...