./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32289fe413c993edf442bd54aecd405a76a7c4eb .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32289fe413c993edf442bd54aecd405a76a7c4eb ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 02:22:48,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:22:48,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:22:48,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:22:48,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:22:48,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:22:48,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:22:48,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:22:48,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:22:48,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:22:48,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:22:48,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:22:48,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:22:48,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:22:48,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:22:48,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:22:48,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:22:48,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:22:48,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:22:48,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:22:48,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:22:48,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:22:48,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:22:48,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:22:48,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:22:48,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:22:48,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:22:48,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:22:48,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:22:48,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:22:48,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:22:48,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:22:48,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:22:48,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:22:48,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:22:48,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:22:48,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:22:48,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:22:48,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:22:48,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:22:48,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:22:48,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 02:22:48,324 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:22:48,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:22:48,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:22:48,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:22:48,326 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:22:48,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:22:48,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 02:22:48,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:22:48,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:22:48,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:22:48,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:22:48,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:22:48,328 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:22:48,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:22:48,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:22:48,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:22:48,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:22:48,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:22:48,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:22:48,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:22:48,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:22:48,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:22:48,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 02:22:48,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 02:22:48,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:22:48,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:22:48,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:22:48,332 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32289fe413c993edf442bd54aecd405a76a7c4eb [2020-10-26 02:22:48,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:22:48,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:22:48,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:22:48,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:22:48,747 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:22:48,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2020-10-26 02:22:48,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f6a7a59/8c6363c8c52d43eab9158722156a5bbc/FLAGd234854ea [2020-10-26 02:22:50,339 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:22:50,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2020-10-26 02:22:50,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f6a7a59/8c6363c8c52d43eab9158722156a5bbc/FLAGd234854ea [2020-10-26 02:22:50,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f6a7a59/8c6363c8c52d43eab9158722156a5bbc [2020-10-26 02:22:50,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:22:50,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:22:50,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:22:50,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:22:50,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:22:50,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:22:50" (1/1) ... [2020-10-26 02:22:50,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf907d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:22:50, skipping insertion in model container [2020-10-26 02:22:50,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:22:50" (1/1) ... [2020-10-26 02:22:50,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:22:51,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:22:58,594 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 02:22:58,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29ffde7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:22:58, skipping insertion in model container [2020-10-26 02:22:58,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:22:58,596 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:22:58,600 INFO L168 Benchmark]: Toolchain (without parser) took 7832.37 ms. Allocated memory was 58.7 MB in the beginning and 188.7 MB in the end (delta: 130.0 MB). Free memory was 25.9 MB in the beginning and 105.2 MB in the end (delta: -79.3 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. [2020-10-26 02:22:58,601 INFO L168 Benchmark]: CDTParser took 1.63 ms. Allocated memory is still 44.0 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 21.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:22:58,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7825.08 ms. Allocated memory was 58.7 MB in the beginning and 188.7 MB in the end (delta: 130.0 MB). Free memory was 25.3 MB in the beginning and 105.2 MB in the end (delta: -79.9 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. [2020-10-26 02:22:58,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 ms. Allocated memory is still 44.0 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 21.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7825.08 ms. Allocated memory was 58.7 MB in the beginning and 188.7 MB in the end (delta: 130.0 MB). Free memory was 25.3 MB in the beginning and 105.2 MB in the end (delta: -79.9 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17173]: 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 0.2.0-5485861 [2020-10-26 02:23:01,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:23:01,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:23:01,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:23:01,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:23:01,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:23:01,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:23:01,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:23:01,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:23:01,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:23:01,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:23:01,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:23:01,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:23:01,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:23:01,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:23:01,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:23:01,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:23:01,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:23:01,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:23:01,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:23:01,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:23:01,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:23:01,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:23:01,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:23:01,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:23:01,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:23:01,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:23:01,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:23:01,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:23:01,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:23:01,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:23:01,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:23:01,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:23:01,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:23:01,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:23:01,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:23:01,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:23:01,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:23:01,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:23:01,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:23:01,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:23:01,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 02:23:01,348 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:23:01,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:23:01,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:23:01,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:23:01,353 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:23:01,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:23:01,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:23:01,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:23:01,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:23:01,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:23:01,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 02:23:01,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 02:23:01,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:23:01,357 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:23:01,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:23:01,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:23:01,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:23:01,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:23:01,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:23:01,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:23:01,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:23:01,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:23:01,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:23:01,360 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 02:23:01,360 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 02:23:01,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:23:01,361 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:23:01,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:23:01,361 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 02:23:01,362 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32289fe413c993edf442bd54aecd405a76a7c4eb [2020-10-26 02:23:01,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:23:01,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:23:01,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:23:01,817 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:23:01,819 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:23:01,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2020-10-26 02:23:01,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c804d19f/fcf25ab80a7a48e5adfc91d7afd38ace/FLAG7500f6b72 [2020-10-26 02:23:03,593 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:23:03,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2020-10-26 02:23:03,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c804d19f/fcf25ab80a7a48e5adfc91d7afd38ace/FLAG7500f6b72 [2020-10-26 02:23:04,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c804d19f/fcf25ab80a7a48e5adfc91d7afd38ace [2020-10-26 02:23:04,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:23:04,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:23:04,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:23:04,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:23:04,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:23:04,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:23:04" (1/1) ... [2020-10-26 02:23:04,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67227c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:23:04, skipping insertion in model container [2020-10-26 02:23:04,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:23:04" (1/1) ... [2020-10-26 02:23:04,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:23:04,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:23:11,963 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 02:23:11,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3aef73d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:23:11, skipping insertion in model container [2020-10-26 02:23:11,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:23:11,966 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:23:11,972 INFO L168 Benchmark]: Toolchain (without parser) took 7957.60 ms. Allocated memory was 50.3 MB in the beginning and 201.3 MB in the end (delta: 151.0 MB). Free memory was 16.9 MB in the beginning and 120.7 MB in the end (delta: -103.8 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:23:11,975 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 41.9 MB. Free memory was 25.5 MB in the beginning and 25.5 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:23:11,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7948.42 ms. Allocated memory was 50.3 MB in the beginning and 201.3 MB in the end (delta: 151.0 MB). Free memory was 16.3 MB in the beginning and 121.8 MB in the end (delta: -105.5 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:23:11,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 41.9 MB. Free memory was 25.5 MB in the beginning and 25.5 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7948.42 ms. Allocated memory was 50.3 MB in the beginning and 201.3 MB in the end (delta: 151.0 MB). Free memory was 16.3 MB in the beginning and 121.8 MB in the end (delta: -105.5 MB). Peak memory consumption was 76.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17173]: 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...