./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-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d .............................................................................................................................. 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_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:26:09,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:26:09,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:26:10,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:26:10,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:26:10,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:26:10,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:26:10,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:26:10,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:26:10,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:26:10,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:26:10,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:26:10,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:26:10,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:26:10,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:26:10,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:26:10,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:26:10,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:26:10,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:26:10,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:26:10,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:26:10,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:26:10,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:26:10,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:26:10,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:26:10,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:26:10,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:26:10,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:26:10,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:26:10,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:26:10,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:26:10,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:26:10,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:26:10,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:26:10,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:26:10,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:26:10,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:26:10,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:26:10,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:26:10,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:26:10,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:26:10,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:26:10,153 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:26:10,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:26:10,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:26:10,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:26:10,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:26:10,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:26:10,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:26:10,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:26:10,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:26:10,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:26:10,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:26:10,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:26:10,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:26:10,159 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:26:10,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:26:10,160 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:26:10,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:26:10,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:26:10,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:26:10,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:26:10,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:26:10,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:26:10,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:26:10,162 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:26:10,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:26:10,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:26:10,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:26:10,163 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_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-12-01 16:26:10,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:26:10,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:26:10,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:26:10,470 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:26:10,474 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:26:10,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 16:26:10,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/bbd52dff2/f154fa334a1f4047982d857c92c2f43a/FLAG4bc8b9470 [2020-12-01 16:26:11,755 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:26:11,756 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 16:26:11,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/bbd52dff2/f154fa334a1f4047982d857c92c2f43a/FLAG4bc8b9470 [2020-12-01 16:26:11,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/bbd52dff2/f154fa334a1f4047982d857c92c2f43a [2020-12-01 16:26:11,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:26:11,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:26:11,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:11,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:26:11,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:26:11,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:11" (1/1) ... [2020-12-01 16:26:11,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@172e35cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:11, skipping insertion in model container [2020-12-01 16:26:11,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:11" (1/1) ... [2020-12-01 16:26:12,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:26:12,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:26:16,241 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:26:16,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55933e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:16, skipping insertion in model container [2020-12-01 16:26:16,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:16,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:26:16,245 INFO L168 Benchmark]: Toolchain (without parser) took 4257.13 ms. Allocated memory was 83.9 MB in the beginning and 174.1 MB in the end (delta: 90.2 MB). Free memory was 50.6 MB in the beginning and 104.6 MB in the end (delta: -54.0 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:16,246 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 83.9 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:16,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4252.83 ms. Allocated memory was 83.9 MB in the beginning and 174.1 MB in the end (delta: 90.2 MB). Free memory was 50.6 MB in the beginning and 104.6 MB in the end (delta: -54.0 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:16,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 83.9 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4252.83 ms. Allocated memory was 83.9 MB in the beginning and 174.1 MB in the end (delta: 90.2 MB). Free memory was 50.6 MB in the beginning and 104.6 MB in the end (delta: -54.0 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:26:18,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:26:18,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:26:18,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:26:18,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:26:18,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:26:18,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:26:18,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:26:18,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:26:18,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:26:18,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:26:18,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:26:18,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:26:18,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:26:18,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:26:18,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:26:18,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:26:18,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:26:18,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:26:18,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:26:18,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:26:18,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:26:18,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:26:18,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:26:18,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:26:18,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:26:18,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:26:18,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:26:18,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:26:18,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:26:18,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:26:18,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:26:18,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:26:18,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:26:18,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:26:18,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:26:18,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:26:18,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:26:18,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:26:18,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:26:18,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:26:18,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:26:18,682 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:26:18,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:26:18,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:26:18,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:26:18,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:26:18,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:26:18,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:26:18,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:26:18,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:26:18,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:26:18,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:26:18,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:26:18,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:26:18,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:26:18,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:26:18,687 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:26:18,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:26:18,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:26:18,688 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:26:18,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:26:18,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:26:18,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:26:18,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:26:18,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:26:18,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:26:18,689 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:26:18,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:26:18,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:26:18,690 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:26:18,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:26:18,690 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:26:18,691 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_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-12-01 16:26:19,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:26:19,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:26:19,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:26:19,113 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:26:19,114 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:26:19,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 16:26:19,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/308d981c6/396408058d6c4c65af46b0b7ac8546c2/FLAGc5a7f1a26 [2020-12-01 16:26:20,397 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:26:20,398 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 16:26:20,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/308d981c6/396408058d6c4c65af46b0b7ac8546c2/FLAGc5a7f1a26 [2020-12-01 16:26:20,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b17eff0-84e7-4037-9e4e-21a4e949867e/bin/ukojak/data/308d981c6/396408058d6c4c65af46b0b7ac8546c2 [2020-12-01 16:26:20,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:26:20,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:26:20,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:20,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:26:20,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:26:20,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:20" (1/1) ... [2020-12-01 16:26:20,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71794cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:20, skipping insertion in model container [2020-12-01 16:26:20,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:20" (1/1) ... [2020-12-01 16:26:20,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:26:20,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:26:25,083 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:26:25,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6627b9b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:25, skipping insertion in model container [2020-12-01 16:26:25,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:25,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:26:25,089 INFO L168 Benchmark]: Toolchain (without parser) took 4469.71 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 45.7 MB in the beginning and 146.7 MB in the end (delta: -101.1 MB). Peak memory consumption was 57.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:25,091 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:25,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4467.04 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 45.4 MB in the beginning and 146.7 MB in the end (delta: -101.3 MB). Peak memory consumption was 57.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:25,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.4 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4467.04 ms. Allocated memory was 75.5 MB in the beginning and 199.2 MB in the end (delta: 123.7 MB). Free memory was 45.4 MB in the beginning and 146.7 MB in the end (delta: -101.3 MB). Peak memory consumption was 57.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...