./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-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7f379be558a755706d0f88b14a79b6820f16fec ................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7f379be558a755706d0f88b14a79b6820f16fec .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:00:03,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:00:03,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:00:03,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:00:03,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:00:03,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:00:03,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:00:03,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:00:03,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:00:03,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:00:03,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:00:03,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:00:03,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:00:03,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:00:03,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:00:03,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:00:03,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:00:03,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:00:03,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:00:03,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:00:03,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:00:03,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:00:03,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:00:03,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:00:03,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:00:03,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:00:03,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:00:03,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:00:03,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:00:03,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:00:03,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:00:03,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:00:03,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:00:03,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:00:03,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:00:03,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:00:03,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:00:03,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:00:03,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:00:03,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:00:03,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:00:03,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 15:00:03,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:00:03,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:00:03,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:00:03,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:00:03,360 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:00:03,361 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:00:03,361 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:00:03,361 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:00:03,361 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:00:03,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:00:03,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:00:03,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:00:03,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:00:03,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:00:03,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:00:03,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:00:03,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:00:03,364 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 15:00:03,364 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> b7f379be558a755706d0f88b14a79b6820f16fec [2019-12-07 15:00:03,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:00:03,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:00:03,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:00:03,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:00:03,476 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:00:03,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-12-07 15:00:03,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/5af5a2f06/033d1f22e79f4a23b590923862f2fae6/FLAGea30dcbdc [2019-12-07 15:00:04,278 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:00:04,278 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-12-07 15:00:04,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/5af5a2f06/033d1f22e79f4a23b590923862f2fae6/FLAGea30dcbdc [2019-12-07 15:00:04,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/5af5a2f06/033d1f22e79f4a23b590923862f2fae6 [2019-12-07 15:00:04,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:00:04,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:00:04,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:00:04,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:00:04,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:00:04,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:00:04" (1/1) ... [2019-12-07 15:00:04,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7a5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:00:04, skipping insertion in model container [2019-12-07 15:00:04,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:00:04" (1/1) ... [2019-12-07 15:00:04,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:00:04,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:00:06,030 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2019-12-07 15:00:06,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33b7e738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:00:06, skipping insertion in model container [2019-12-07 15:00:06,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:00:06,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:00:06,034 INFO L168 Benchmark]: Toolchain (without parser) took 1486.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 902.2 MB in the beginning and 1.0 GB in the end (delta: -120.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:00:06,035 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:00:06,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1484.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 902.2 MB in the beginning and 1.0 GB in the end (delta: -120.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:00:06,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1484.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 902.2 MB in the beginning and 1.0 GB in the end (delta: -120.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9320]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 15:00:07,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:00:07,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:00:07,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:00:07,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:00:07,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:00:07,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:00:07,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:00:07,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:00:07,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:00:07,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:00:07,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:00:07,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:00:07,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:00:07,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:00:07,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:00:07,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:00:07,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:00:07,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:00:07,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:00:07,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:00:07,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:00:07,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:00:07,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:00:07,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:00:07,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:00:07,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:00:07,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:00:07,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:00:07,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:00:07,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:00:07,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:00:07,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:00:07,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:00:07,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:00:07,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:00:07,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:00:07,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:00:07,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:00:07,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:00:07,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:00:07,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 15:00:07,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:00:07,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:00:07,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:00:07,232 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:00:07,232 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:00:07,233 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:00:07,233 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:00:07,233 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:00:07,233 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:00:07,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:00:07,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:00:07,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:00:07,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:00:07,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:00:07,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:00:07,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:00:07,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:00:07,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:00:07,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:00:07,236 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> b7f379be558a755706d0f88b14a79b6820f16fec [2019-12-07 15:00:07,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:00:07,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:00:07,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:00:07,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:00:07,408 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:00:07,408 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-12-07 15:00:07,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/97bf4073a/18abf4123b684b5c96ced2315563dc01/FLAGd1d586254 [2019-12-07 15:00:08,212 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:00:08,212 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-12-07 15:00:08,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/97bf4073a/18abf4123b684b5c96ced2315563dc01/FLAGd1d586254 [2019-12-07 15:00:08,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82b14056-dd9e-402d-bb3b-670e722e28c2/bin/utaipan/data/97bf4073a/18abf4123b684b5c96ced2315563dc01 [2019-12-07 15:00:08,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:00:08,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:00:08,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:00:08,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:00:08,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:00:08,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:00:08" (1/1) ... [2019-12-07 15:00:08,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:00:08, skipping insertion in model container [2019-12-07 15:00:08,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:00:08" (1/1) ... [2019-12-07 15:00:08,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:00:08,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:00:10,158 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2019-12-07 15:00:10,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c5f6067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:00:10, skipping insertion in model container [2019-12-07 15:00:10,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:00:10,159 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:00:10,161 INFO L168 Benchmark]: Toolchain (without parser) took 1672.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 909.2 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 182.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:00:10,162 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:00:10,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1668.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 909.2 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 182.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:00:10,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1668.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 909.2 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 182.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9320]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...