./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 32289fe413c993edf442bd54aecd405a76a7c4eb .............................................................................................................................. 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_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 32289fe413c993edf442bd54aecd405a76a7c4eb ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:11,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:11,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:11,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:11,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:11,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:11,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:11,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:11,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:11,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:11,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:11,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:11,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:11,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:11,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:11,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:11,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:11,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:11,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:11,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:11,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:11,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:11,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:11,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:11,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:11,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:11,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:11,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:11,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:11,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:11,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:11,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:11,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:11,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:11,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:11,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:11,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:11,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:11,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:11,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:11,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:11,230 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:03:11,259 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:11,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:11,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:11,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:11,262 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:11,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:11,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:11,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:11,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:11,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:11,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:11,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:11,265 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:11,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:11,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:11,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:11,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:11,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:11,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:11,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:11,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:11,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:11,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:03:11,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:03:11,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:11,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:11,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:11,269 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_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32289fe413c993edf442bd54aecd405a76a7c4eb [2020-11-28 03:03:11,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:11,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:11,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:11,550 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:11,551 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:11,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/../../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 [2020-11-28 03:03:11,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/080b59610/7bf71c83bf4945ea920bd0fe178d6e7c/FLAGa43f6986e [2020-11-28 03:03:12,896 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:12,897 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/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 [2020-11-28 03:03:12,988 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/080b59610/7bf71c83bf4945ea920bd0fe178d6e7c/FLAGa43f6986e [2020-11-28 03:03:13,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/080b59610/7bf71c83bf4945ea920bd0fe178d6e7c [2020-11-28 03:03:13,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:13,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:13,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:13,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:13,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:13,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:13" (1/1) ... [2020-11-28 03:03:13,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e3d87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:13, skipping insertion in model container [2020-11-28 03:03:13,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:13" (1/1) ... [2020-11-28 03:03:13,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:13,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:19,959 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:03:19,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b23e3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:19, skipping insertion in model container [2020-11-28 03:03:19,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:19,961 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:19,965 INFO L168 Benchmark]: Toolchain (without parser) took 6849.05 ms. Allocated memory was 123.7 MB in the beginning and 192.9 MB in the end (delta: 69.2 MB). Free memory was 90.4 MB in the beginning and 100.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 84.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:19,967 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:19,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6836.95 ms. Allocated memory was 123.7 MB in the beginning and 192.9 MB in the end (delta: 69.2 MB). Free memory was 90.0 MB in the beginning and 100.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 84.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:19,972 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 94.4 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6836.95 ms. Allocated memory was 123.7 MB in the beginning and 192.9 MB in the end (delta: 69.2 MB). Free memory was 90.0 MB in the beginning and 100.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 84.9 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-a4ecdab [2020-11-28 03:03:22,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:22,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:22,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:22,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:22,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:22,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:22,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:22,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:22,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:22,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:22,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:22,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:22,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:22,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:22,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:22,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:22,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:22,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:22,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:22,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:22,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:22,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:22,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:22,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:22,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:22,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:22,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:22,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:22,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:22,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:22,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:22,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:22,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:22,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:22,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:22,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:22,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:22,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:22,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:22,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:22,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:03:22,550 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:22,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:22,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:22,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:22,555 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:22,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:22,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:22,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:22,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:22,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:22,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:03:22,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:03:22,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:22,557 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:22,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:22,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:22,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:22,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:22,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:22,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:22,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:22,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:22,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:22,559 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:03:22,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:03:22,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:22,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:22,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:22,560 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:03:22,560 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_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32289fe413c993edf442bd54aecd405a76a7c4eb [2020-11-28 03:03:22,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:23,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:23,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:23,012 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:23,013 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:23,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/../../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 [2020-11-28 03:03:23,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/9fbb9f774/4d33ecdca26a4093acc6f6dc94594ff3/FLAG437ceab62 [2020-11-28 03:03:24,494 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:24,496 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/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 [2020-11-28 03:03:24,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/9fbb9f774/4d33ecdca26a4093acc6f6dc94594ff3/FLAG437ceab62 [2020-11-28 03:03:25,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc794e48-8c85-4fa1-83b9-6e64e81a84ef/bin/uautomizer/data/9fbb9f774/4d33ecdca26a4093acc6f6dc94594ff3 [2020-11-28 03:03:25,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:25,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:25,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:25,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:25,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:25,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:25" (1/1) ... [2020-11-28 03:03:25,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec32913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:25, skipping insertion in model container [2020-11-28 03:03:25,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:25" (1/1) ... [2020-11-28 03:03:25,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:25,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:32,129 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:03:32,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18a5d419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:32, skipping insertion in model container [2020-11-28 03:03:32,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:32,131 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:32,135 INFO L168 Benchmark]: Toolchain (without parser) took 7077.35 ms. Allocated memory was 77.6 MB in the beginning and 153.1 MB in the end (delta: 75.5 MB). Free memory was 47.9 MB in the beginning and 60.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 63.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:32,137 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.3 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:32,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7074.25 ms. Allocated memory was 77.6 MB in the beginning and 153.1 MB in the end (delta: 75.5 MB). Free memory was 47.7 MB in the beginning and 60.7 MB in the end (delta: -13.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:32,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.3 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7074.25 ms. Allocated memory was 77.6 MB in the beginning and 153.1 MB in the end (delta: 75.5 MB). Free memory was 47.7 MB in the beginning and 60.7 MB in the end (delta: -13.0 MB). Peak memory consumption was 61.0 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...