./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.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_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/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 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 .......................................................................................................................................................... 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_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/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 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 .............................................................................................................................. 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 16:33:45,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:33:45,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:33:45,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:33:45,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:33:45,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:33:45,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:33:45,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:33:45,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:33:45,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:33:45,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:33:45,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:33:45,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:33:45,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:33:45,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:33:45,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:33:45,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:33:45,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:33:45,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:33:45,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:33:45,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:33:45,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:33:45,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:33:45,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:33:45,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:33:45,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:33:45,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:33:45,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:33:45,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:33:45,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:33:45,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:33:45,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:33:45,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:33:45,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:33:45,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:33:45,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:33:45,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:33:45,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:33:45,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:33:45,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:33:45,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:33:45,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 16:33:45,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:33:45,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:33:45,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:33:45,399 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:33:45,399 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:33:45,399 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:33:45,399 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:33:45,399 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:33:45,400 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:33:45,400 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:33:45,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:33:45,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:33:45,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:33:45,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:33:45,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:33:45,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:33:45,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:33:45,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:33:45,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:33:45,403 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 16:33:45,404 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_ef45ff47-0925-4e69-899d-20e08970d562/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 -> 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 [2019-12-07 16:33:45,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:33:45,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:33:45,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:33:45,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:33:45,514 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:33:45,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 16:33:45,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/e9a4f15de/7e96a3c871d84828b07d493d57494de4/FLAG64333118a [2019-12-07 16:33:46,287 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:33:46,288 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 16:33:46,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/e9a4f15de/7e96a3c871d84828b07d493d57494de4/FLAG64333118a [2019-12-07 16:33:46,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/e9a4f15de/7e96a3c871d84828b07d493d57494de4 [2019-12-07 16:33:46,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:33:46,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:33:46,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:46,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:33:46,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:33:46,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:46" (1/1) ... [2019-12-07 16:33:46,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f98182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:46, skipping insertion in model container [2019-12-07 16:33:46,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:46" (1/1) ... [2019-12-07 16:33:46,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:33:46,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:33:48,789 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,122 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,134 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,143 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,151 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,160 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,178 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,186 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,195 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,203 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,213 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,222 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,230 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,242 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,261 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,270 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,279 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,288 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,328 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,330 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,372 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,381 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,390 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 16:33:49,393 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 16:33:49,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@aa26901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:49, skipping insertion in model container [2019-12-07 16:33:49,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:49,394 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:33:49,396 INFO L168 Benchmark]: Toolchain (without parser) took 2859.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 903.7 MB in the beginning and 979.0 MB in the end (delta: -75.3 MB). Peak memory consumption was 162.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:33:49,397 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:33:49,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2857.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 903.7 MB in the beginning and 979.0 MB in the end (delta: -75.3 MB). Peak memory consumption was 162.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:33:49,398 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2857.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 903.7 MB in the beginning and 979.0 MB in the end (delta: -75.3 MB). Peak memory consumption was 162.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 0.1.25-f470102 [2019-12-07 16:33:50,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:33:50,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:33:50,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:33:50,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:33:50,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:33:50,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:33:50,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:33:50,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:33:50,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:33:50,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:33:50,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:33:50,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:33:50,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:33:50,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:33:50,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:33:50,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:33:50,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:33:50,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:33:50,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:33:50,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:33:50,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:33:50,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:33:50,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:33:50,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:33:50,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:33:50,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:33:50,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:33:50,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:33:50,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:33:50,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:33:50,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:33:50,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:33:50,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:33:50,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:33:50,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:33:50,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:33:50,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:33:50,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:33:50,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:33:50,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:33:50,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 16:33:50,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:33:50,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:33:50,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:33:50,598 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:33:50,598 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:33:50,598 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:33:50,598 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:33:50,598 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:33:50,598 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:33:50,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:33:50,599 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:33:50,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:33:50,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:33:50,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:33:50,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:33:50,602 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:33:50,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:33:50,602 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_ef45ff47-0925-4e69-899d-20e08970d562/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 -> 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 [2019-12-07 16:33:50,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:33:50,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:33:50,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:33:50,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:33:50,778 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:33:50,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 16:33:50,826 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/189ecda76/a0c8d68d92fa4df78ed3b10f5cb2e8f7/FLAG587c073e3 [2019-12-07 16:33:51,540 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:33:51,541 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 16:33:51,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/189ecda76/a0c8d68d92fa4df78ed3b10f5cb2e8f7/FLAG587c073e3 [2019-12-07 16:33:52,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ef45ff47-0925-4e69-899d-20e08970d562/bin/utaipan/data/189ecda76/a0c8d68d92fa4df78ed3b10f5cb2e8f7 [2019-12-07 16:33:52,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:33:52,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:33:52,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:52,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:33:52,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:33:52,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:52" (1/1) ... [2019-12-07 16:33:52,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32292186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:52, skipping insertion in model container [2019-12-07 16:33:52,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:52" (1/1) ... [2019-12-07 16:33:52,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:33:52,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:33:54,895 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 16:33:54,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d11d4a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:54, skipping insertion in model container [2019-12-07 16:33:54,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:54,896 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:33:54,898 INFO L168 Benchmark]: Toolchain (without parser) took 2799.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 914.6 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 175.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:33:54,898 INFO L168 Benchmark]: CDTParser took 0.18 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 16:33:54,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2798.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 914.6 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 175.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:33:54,900 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2798.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 914.6 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 175.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...