./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_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_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/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 1c8648cac3b2b65cfa41a7415786f3e35079712c .......................................................................................................................................................... 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_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/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 1c8648cac3b2b65cfa41a7415786f3e35079712c .............................................................................................................................. 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 19:33:59,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:33:59,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:33:59,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:33:59,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:33:59,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:33:59,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:33:59,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:33:59,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:33:59,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:33:59,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:33:59,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:33:59,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:33:59,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:33:59,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:33:59,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:33:59,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:33:59,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:33:59,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:33:59,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:33:59,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:33:59,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:33:59,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:33:59,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:33:59,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:33:59,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:33:59,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:33:59,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:33:59,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:33:59,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:33:59,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:33:59,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:33:59,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:33:59,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:33:59,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:33:59,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:33:59,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:33:59,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:33:59,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:33:59,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:33:59,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:33:59,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 19:33:59,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:33:59,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:33:59,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:33:59,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:33:59,285 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:33:59,286 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:33:59,286 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:33:59,286 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:33:59,286 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:33:59,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:33:59,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:33:59,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:33:59,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:33:59,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:33:59,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:33:59,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:33:59,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:33:59,289 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 19:33:59,289 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_50063034-8b79-452e-bc9c-f9acf08d715f/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 -> 1c8648cac3b2b65cfa41a7415786f3e35079712c [2019-12-07 19:33:59,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:33:59,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:33:59,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:33:59,399 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:33:59,399 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:33:59,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 19:33:59,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/baff7897a/e1a378ddf9cd4a7c9afb5d453fc726b4/FLAG73de0161a [2019-12-07 19:34:00,149 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:34:00,149 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 19:34:00,200 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/baff7897a/e1a378ddf9cd4a7c9afb5d453fc726b4/FLAG73de0161a [2019-12-07 19:34:00,466 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/baff7897a/e1a378ddf9cd4a7c9afb5d453fc726b4 [2019-12-07 19:34:00,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:34:00,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:34:00,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:34:00,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:34:00,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:34:00,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:34:00" (1/1) ... [2019-12-07 19:34:00,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0ac390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:34:00, skipping insertion in model container [2019-12-07 19:34:00,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:34:00" (1/1) ... [2019-12-07 19:34:00,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:34:00,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:34:02,676 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 19:34:03,011 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 19:34:03,023 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 19:34:03,032 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 19:34:03,041 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 19:34:03,049 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 19:34:03,066 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 19:34:03,075 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 19:34:03,083 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 19:34:03,092 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 19:34:03,102 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 19:34:03,110 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 19:34:03,119 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 19:34:03,130 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 19:34:03,149 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 19:34:03,158 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 19:34:03,167 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 19:34:03,176 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 19:34:03,221 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 19:34:03,224 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 19:34:03,268 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 19:34:03,277 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 19:34:03,285 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 19:34:03,290 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 19:34:03,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@376d41a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:34:03, skipping insertion in model container [2019-12-07 19:34:03,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:34:03,291 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:34:03,293 INFO L168 Benchmark]: Toolchain (without parser) took 2823.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 907.3 MB in the beginning and 985.4 MB in the end (delta: -78.1 MB). Peak memory consumption was 160.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:03,293 INFO L168 Benchmark]: CDTParser took 0.13 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 19:34:03,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2821.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 907.3 MB in the beginning and 985.4 MB in the end (delta: -78.1 MB). Peak memory consumption was 160.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:03,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 2821.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 907.3 MB in the beginning and 985.4 MB in the end (delta: -78.1 MB). Peak memory consumption was 160.4 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 19:34:04,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:34:04,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:34:04,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:34:04,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:34:04,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:34:04,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:34:04,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:34:04,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:34:04,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:34:04,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:34:04,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:34:04,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:34:04,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:34:04,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:34:04,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:34:04,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:34:04,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:34:04,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:34:04,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:34:04,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:34:04,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:34:04,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:34:04,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:34:04,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:34:04,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:34:04,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:34:04,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:34:04,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:34:04,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:34:04,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:34:04,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:34:04,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:34:04,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:34:04,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:34:04,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:34:04,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:34:04,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:34:04,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:34:04,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:34:04,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:34:04,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 19:34:04,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:34:04,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:34:04,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:34:04,515 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:34:04,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:34:04,515 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:34:04,515 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:34:04,515 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:34:04,516 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:34:04,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:34:04,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:34:04,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:34:04,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:34:04,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:34:04,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:34:04,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:34:04,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:34:04,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:34:04,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:34:04,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:34:04,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:34:04,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:34:04,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:34:04,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:34:04,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:34:04,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:34:04,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:34:04,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:34:04,520 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:34:04,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:34:04,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:34:04,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:34:04,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:34:04,521 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_50063034-8b79-452e-bc9c-f9acf08d715f/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 -> 1c8648cac3b2b65cfa41a7415786f3e35079712c [2019-12-07 19:34:04,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:34:04,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:34:04,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:34:04,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:34:04,720 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:34:04,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 19:34:04,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/03d53a82c/6fd60bd07d57402eaf3a2f2a3e6dbfc2/FLAG01e24ddcb [2019-12-07 19:34:05,533 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:34:05,534 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-12-07 19:34:05,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/03d53a82c/6fd60bd07d57402eaf3a2f2a3e6dbfc2/FLAG01e24ddcb [2019-12-07 19:34:05,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_50063034-8b79-452e-bc9c-f9acf08d715f/bin/utaipan/data/03d53a82c/6fd60bd07d57402eaf3a2f2a3e6dbfc2 [2019-12-07 19:34:05,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:34:05,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:34:05,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:34:05,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:34:05,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:34:05,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:34:05" (1/1) ... [2019-12-07 19:34:05,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35da318c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:34:05, skipping insertion in model container [2019-12-07 19:34:05,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:34:05" (1/1) ... [2019-12-07 19:34:05,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:34:05,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:34:08,447 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 19:34:08,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a62773b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:34:08, skipping insertion in model container [2019-12-07 19:34:08,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:34:08,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:34:08,450 INFO L168 Benchmark]: Toolchain (without parser) took 2658.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 910.6 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:08,451 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 19:34:08,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2657.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 910.6 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:08,452 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 2657.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 910.6 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). Peak memory consumption was 157.9 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...