./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.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_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/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 89b9095661030eae5a4898e0dd0180b424a858e3 ....................................................................................................................................................................................................... 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_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/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 89b9095661030eae5a4898e0dd0180b424a858e3 .............................................................................................................................. 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 20:16:42,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:16:42,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:16:42,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:16:42,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:16:42,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:16:42,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:16:42,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:16:42,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:16:42,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:16:42,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:16:42,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:16:42,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:16:42,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:16:42,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:16:42,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:16:42,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:16:42,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:16:42,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:16:42,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:16:42,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:16:42,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:16:42,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:16:42,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:16:42,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:16:42,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:16:42,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:16:42,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:16:42,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:16:42,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:16:42,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:16:42,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:16:42,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:16:42,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:16:42,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:16:42,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:16:42,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:16:42,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:16:42,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:16:42,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:16:42,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:16:42,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 20:16:42,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:16:42,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:16:42,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:16:42,290 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:16:42,290 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:16:42,290 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:16:42,290 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:16:42,291 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:16:42,291 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:16:42,291 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:16:42,291 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:16:42,291 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:16:42,291 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:16:42,292 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:16:42,292 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:16:42,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:16:42,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:16:42,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:16:42,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:16:42,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:16:42,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:16:42,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:16:42,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:16:42,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:16:42,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:16:42,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:16:42,295 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 20:16:42,295 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_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/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 -> 89b9095661030eae5a4898e0dd0180b424a858e3 [2019-12-07 20:16:42,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:16:42,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:16:42,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:16:42,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:16:42,410 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:16:42,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-12-07 20:16:42,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/488709cd8/e71a90d7e1c740d3b7694d30228dfc36/FLAGf74987320 [2019-12-07 20:16:43,069 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:16:43,070 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-12-07 20:16:43,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/488709cd8/e71a90d7e1c740d3b7694d30228dfc36/FLAGf74987320 [2019-12-07 20:16:43,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/488709cd8/e71a90d7e1c740d3b7694d30228dfc36 [2019-12-07 20:16:43,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:16:43,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:16:43,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:16:43,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:16:43,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:16:43,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:16:43" (1/1) ... [2019-12-07 20:16:43,490 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 08:16:43, skipping insertion in model container [2019-12-07 20:16:43,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:16:43" (1/1) ... [2019-12-07 20:16:43,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:16:43,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:16:44,580 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 20:16:44,615 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 20:16:44,620 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 20:16:44,626 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 20:16:44,634 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 20:16:45,008 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 20:16:45,009 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 20:16:45,009 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 20:16:45,021 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 20:16:45,022 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 20:16:45,025 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 20:16:45,025 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 20:16:45,082 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 20:16:45,088 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 20:16:45,100 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 20:16:45,111 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 20:16:45,120 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 20:16:45,461 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 20:16:45,462 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 20:16:45,462 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 20:16:45,462 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 20:16:45,462 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 20:16:45,463 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 20:16:45,463 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 20:16:45,463 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 20:16:45,464 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 20:16:45,464 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 20:16:45,464 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 20:16:45,464 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 20:16:45,465 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 20:16:45,465 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 20:16:45,465 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 20:16:45,466 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 20:16:45,467 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 20:16:45,467 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 20:16:45,468 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 20:16:45,469 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 20:16:45,473 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 20:16:45,474 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 20:16:45,474 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 20:16:45,474 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 20:16:45,474 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 20:16:45,475 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 20:16:45,475 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 20:16:45,475 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 20:16:45,475 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 20:16:45,476 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 20:16:45,476 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 20:16:45,476 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 20:16:45,476 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 20:16:45,476 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 20:16:45,477 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 20:16:45,478 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 20:16:45,479 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 20:16:45,479 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 20:16:45,479 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 20:16:45,481 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 20:16:45,976 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 20:16:45,982 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 20:16:45,996 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 20:16:46,001 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 20:16:46,008 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 20:16:46,009 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 20:16:46,014 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 20:16:46,020 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 20:16:46,020 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 20:16:46,031 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 20:16:46,037 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 20:16:46,039 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 20:16:46,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39e22401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:16:46, skipping insertion in model container [2019-12-07 20:16:46,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:16:46,040 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:16:46,042 INFO L168 Benchmark]: Toolchain (without parser) took 2558.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.2 MB in the beginning and 958.1 MB in the end (delta: -34.8 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:16:46,043 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:16:46,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2556.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.2 MB in the beginning and 958.1 MB in the end (delta: -34.8 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:16:46,044 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2556.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.2 MB in the beginning and 958.1 MB in the end (delta: -34.8 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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 20:16:47,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:16:47,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:16:47,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:16:47,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:16:47,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:16:47,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:16:47,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:16:47,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:16:47,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:16:47,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:16:47,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:16:47,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:16:47,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:16:47,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:16:47,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:16:47,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:16:47,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:16:47,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:16:47,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:16:47,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:16:47,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:16:47,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:16:47,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:16:47,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:16:47,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:16:47,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:16:47,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:16:47,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:16:47,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:16:47,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:16:47,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:16:47,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:16:47,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:16:47,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:16:47,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:16:47,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:16:47,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:16:47,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:16:47,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:16:47,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:16:47,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 20:16:47,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:16:47,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:16:47,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:16:47,237 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:16:47,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:16:47,238 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:16:47,238 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:16:47,238 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:16:47,238 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:16:47,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:16:47,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:16:47,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:16:47,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:16:47,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:16:47,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:16:47,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:16:47,242 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_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/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 -> 89b9095661030eae5a4898e0dd0180b424a858e3 [2019-12-07 20:16:47,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:16:47,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:16:47,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:16:47,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:16:47,421 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:16:47,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-12-07 20:16:47,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/8d3a2bb0d/23998e1bfa35477ba0cf7a1d0a2391f0/FLAG8090d6534 [2019-12-07 20:16:48,099 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:16:48,100 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-12-07 20:16:48,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/8d3a2bb0d/23998e1bfa35477ba0cf7a1d0a2391f0/FLAG8090d6534 [2019-12-07 20:16:48,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0eae55c7-6e8f-4ec5-8aa1-1fe26415ba46/bin/utaipan/data/8d3a2bb0d/23998e1bfa35477ba0cf7a1d0a2391f0 [2019-12-07 20:16:48,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:16:48,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:16:48,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:16:48,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:16:48,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:16:48,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:16:48" (1/1) ... [2019-12-07 20:16:48,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1666640e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:16:48, skipping insertion in model container [2019-12-07 20:16:48,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:16:48" (1/1) ... [2019-12-07 20:16:48,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:16:48,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:16:51,105 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 20:16:51,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@289bcca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:16:51, skipping insertion in model container [2019-12-07 20:16:51,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:16:51,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:16:51,109 INFO L168 Benchmark]: Toolchain (without parser) took 2615.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 930.9 MB in the beginning and 988.1 MB in the end (delta: -57.1 MB). Peak memory consumption was 108.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:16:51,109 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 20:16:51,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2613.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 930.9 MB in the beginning and 988.1 MB in the end (delta: -57.1 MB). Peak memory consumption was 108.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:16:51,111 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 2613.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 930.9 MB in the beginning and 988.1 MB in the end (delta: -57.1 MB). Peak memory consumption was 108.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...