./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-net-wireless-mwifiex-mwifiex.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_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/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 5dc900c2b78148999283a7cd7d2589af76afe08e .............................................................................................................................. 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_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/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 5dc900c2b78148999283a7cd7d2589af76afe08e .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:26:54,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:26:54,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:26:54,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:26:54,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:26:54,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:26:54,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:26:54,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:26:54,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:26:54,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:26:54,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:26:54,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:26:54,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:26:54,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:26:54,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:26:54,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:26:54,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:26:54,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:26:54,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:26:54,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:26:54,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:26:54,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:26:54,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:26:54,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:26:54,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:26:54,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:26:54,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:26:54,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:26:54,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:26:54,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:26:54,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:26:54,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:26:54,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:26:54,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:26:54,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:26:54,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:26:54,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:26:54,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:26:54,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:26:54,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:26:54,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:26:54,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-30 01:26:54,849 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:26:54,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:26:54,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:26:54,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:26:54,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:26:54,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:26:54,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:26:54,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:26:54,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:26:54,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:26:54,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:26:54,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:26:54,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:26:54,854 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:26:54,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:26:54,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:26:54,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:26:54,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:26:54,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:26:54,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:26:54,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:26:54,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:26:54,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:26:54,857 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:26:54,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:26:54,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:26:54,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:26:54,858 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_3ca68584-d317-4841-a865-7c31293fa8ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-11-30 01:26:55,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:26:55,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:26:55,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:26:55,135 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:26:55,136 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:26:55,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-30 01:26:55,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/72d95798c/194ef76d470b47ef8e9daa6dc8c32add/FLAG9ebb5d9b1 [2020-11-30 01:26:56,723 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:26:56,724 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-30 01:26:56,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/72d95798c/194ef76d470b47ef8e9daa6dc8c32add/FLAG9ebb5d9b1 [2020-11-30 01:26:57,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/72d95798c/194ef76d470b47ef8e9daa6dc8c32add [2020-11-30 01:26:57,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:26:57,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:26:57,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:26:57,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:26:57,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:26:57,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:26:57" (1/1) ... [2020-11-30 01:26:57,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eda456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:26:57, skipping insertion in model container [2020-11-30 01:26:57,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:26:57" (1/1) ... [2020-11-30 01:26:57,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:26:57,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:27:04,858 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:27:04,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@263f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:04, skipping insertion in model container [2020-11-30 01:27:04,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:27:04,860 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:27:04,863 INFO L168 Benchmark]: Toolchain (without parser) took 7796.37 ms. Allocated memory was 148.9 MB in the beginning and 228.6 MB in the end (delta: 79.7 MB). Free memory was 100.6 MB in the beginning and 150.6 MB in the end (delta: -49.9 MB). Peak memory consumption was 95.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:27:04,865 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 104.9 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:27:04,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7793.33 ms. Allocated memory was 148.9 MB in the beginning and 228.6 MB in the end (delta: 79.7 MB). Free memory was 100.6 MB in the beginning and 151.6 MB in the end (delta: -51.0 MB). Peak memory consumption was 95.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:27:04,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 104.9 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7793.33 ms. Allocated memory was 148.9 MB in the beginning and 228.6 MB in the end (delta: 79.7 MB). Free memory was 100.6 MB in the beginning and 151.6 MB in the end (delta: -51.0 MB). Peak memory consumption was 95.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: 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 [2020-11-30 01:27:07,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:27:07,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:27:07,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:27:07,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:27:07,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:27:07,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:27:07,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:27:07,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:27:07,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:27:07,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:27:07,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:27:07,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:27:07,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:27:07,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:27:07,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:27:07,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:27:07,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:27:07,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:27:07,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:27:07,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:27:07,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:27:07,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:27:07,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:27:07,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:27:07,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:27:07,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:27:07,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:27:07,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:27:07,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:27:07,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:27:07,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:27:07,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:27:07,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:27:07,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:27:07,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:27:07,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:27:07,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:27:07,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:27:07,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:27:07,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:27:07,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-30 01:27:07,408 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:27:07,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:27:07,410 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:27:07,410 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:27:07,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:27:07,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:27:07,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:27:07,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:27:07,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:27:07,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:27:07,413 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:27:07,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:27:07,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:27:07,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:27:07,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:27:07,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:27:07,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:27:07,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:27:07,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:27:07,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:27:07,415 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:27:07,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:27:07,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:27:07,415 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:27:07,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:27:07,416 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 01:27:07,416 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_3ca68584-d317-4841-a865-7c31293fa8ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-11-30 01:27:07,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:27:07,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:27:07,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:27:07,866 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:27:07,867 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:27:07,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-30 01:27:07,961 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/716f30ce1/9b9842b1d9314394b353ec8d42486eb6/FLAG3ed0b3abf [2020-11-30 01:27:09,801 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:27:09,802 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-30 01:27:09,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/716f30ce1/9b9842b1d9314394b353ec8d42486eb6/FLAG3ed0b3abf [2020-11-30 01:27:10,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3ca68584-d317-4841-a865-7c31293fa8ef/bin/ukojak/data/716f30ce1/9b9842b1d9314394b353ec8d42486eb6 [2020-11-30 01:27:10,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:27:10,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:27:10,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:27:10,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:27:10,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:27:10,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:27:10" (1/1) ... [2020-11-30 01:27:10,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1b0729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:10, skipping insertion in model container [2020-11-30 01:27:10,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:27:10" (1/1) ... [2020-11-30 01:27:10,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:27:10,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:27:18,373 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:27:18,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19a23df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:18, skipping insertion in model container [2020-11-30 01:27:18,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:27:18,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:27:18,380 INFO L168 Benchmark]: Toolchain (without parser) took 7915.69 ms. Allocated memory was 88.1 MB in the beginning and 287.3 MB in the end (delta: 199.2 MB). Free memory was 34.6 MB in the beginning and 138.6 MB in the end (delta: -104.1 MB). Peak memory consumption was 102.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:27:18,382 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:27:18,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7912.89 ms. Allocated memory was 88.1 MB in the beginning and 287.3 MB in the end (delta: 199.2 MB). Free memory was 34.4 MB in the beginning and 138.6 MB in the end (delta: -104.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:27:18,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7912.89 ms. Allocated memory was 88.1 MB in the beginning and 287.3 MB in the end (delta: 199.2 MB). Free memory was 34.4 MB in the beginning and 138.6 MB in the end (delta: -104.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: 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...