./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-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deecf2f7544252a8de57ab993ddb0b606a87db67 ................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deecf2f7544252a8de57ab993ddb0b606a87db67 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:57:44,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:57:44,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:57:44,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:57:44,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:57:44,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:57:44,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:57:44,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:57:44,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:57:44,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:57:44,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:57:44,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:57:44,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:57:44,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:57:44,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:57:44,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:57:44,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:57:44,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:57:44,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:57:44,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:57:44,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:57:44,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:57:44,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:57:44,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:57:44,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:57:44,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:57:44,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:57:44,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:57:44,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:57:44,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:57:44,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:57:44,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:57:44,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:57:44,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:57:44,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:57:44,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:57:44,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:57:44,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:57:44,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:57:44,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:57:44,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:57:44,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:57:44,963 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:57:44,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:57:44,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:57:44,965 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:57:44,965 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:57:44,966 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:57:44,966 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:57:44,966 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:57:44,966 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:57:44,966 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:57:44,967 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:57:44,967 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:57:44,967 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:57:44,967 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:57:44,967 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:57:44,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:57:44,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:57:44,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:57:44,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:57:44,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:57:44,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:57:44,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:57:44,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:57:44,970 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:57:44,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:57:44,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:57:44,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:57:44,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:57:44,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:57:44,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:57:44,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:57:44,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:57:44,972 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:57:44,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:57:44,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:57:44,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:57:44,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:57:44,973 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:57:44,973 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deecf2f7544252a8de57ab993ddb0b606a87db67 [2020-11-22 12:57:45,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:57:45,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:57:45,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:57:45,233 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:57:45,233 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:57:45,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-22 12:57:45,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/676c7f792/90d80a18b84649d9adf7bf95bf8cde19/FLAG79be49b67 [2020-11-22 12:57:46,364 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:57:46,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-22 12:57:46,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/676c7f792/90d80a18b84649d9adf7bf95bf8cde19/FLAG79be49b67 [2020-11-22 12:57:46,648 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/676c7f792/90d80a18b84649d9adf7bf95bf8cde19 [2020-11-22 12:57:46,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:57:46,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:57:46,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:57:46,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:57:46,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:57:46,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:57:46" (1/1) ... [2020-11-22 12:57:46,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6514e344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:57:46, skipping insertion in model container [2020-11-22 12:57:46,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:57:46" (1/1) ... [2020-11-22 12:57:46,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:57:46,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:57:48,553 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,574 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,605 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,619 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,644 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,677 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,686 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,722 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:48,749 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,354 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,354 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,355 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,365 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,367 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,368 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,369 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,378 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,379 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,389 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,390 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,390 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,390 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,391 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,392 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,393 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,397 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,397 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,398 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,398 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,398 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,400 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,400 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,762 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,773 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,781 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,815 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,822 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,832 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,840 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,849 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:57:49,857 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:57:49,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61eab7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:57:49, skipping insertion in model container [2020-11-22 12:57:49,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:57:49,858 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:57:49,862 INFO L168 Benchmark]: Toolchain (without parser) took 3207.43 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 68.1 MB in the beginning and 84.8 MB in the end (delta: -16.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:49,863 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 113.2 MB. Free memory was 70.8 MB in the beginning and 70.7 MB in the end (delta: 51.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:57:49,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3205.06 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 67.8 MB in the beginning and 84.8 MB in the end (delta: -17.0 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:49,868 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 113.2 MB. Free memory was 70.8 MB in the beginning and 70.7 MB in the end (delta: 51.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3205.06 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 67.8 MB in the beginning and 84.8 MB in the end (delta: -17.0 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11588]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:57:52,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:57:52,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:57:52,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:57:52,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:57:52,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:57:52,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:57:52,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:57:52,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:57:52,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:57:52,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:57:52,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:57:52,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:57:52,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:57:52,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:57:52,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:57:52,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:57:52,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:57:52,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:57:52,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:57:52,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:57:52,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:57:52,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:57:52,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:57:52,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:57:52,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:57:52,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:57:52,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:57:52,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:57:52,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:57:52,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:57:52,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:57:52,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:57:52,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:57:52,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:57:52,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:57:52,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:57:52,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:57:52,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:57:52,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:57:52,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:57:52,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:57:52,314 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:57:52,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:57:52,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:57:52,316 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:57:52,316 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:57:52,317 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:57:52,317 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:57:52,317 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:57:52,318 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:57:52,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:57:52,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:57:52,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:57:52,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:57:52,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:57:52,322 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:57:52,322 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:57:52,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:57:52,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:57:52,323 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:57:52,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:57:52,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:57:52,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:57:52,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:57:52,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:57:52,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:57:52,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:57:52,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:57:52,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:57:52,326 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:57:52,335 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:57:52,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:57:52,336 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:57:52,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:57:52,337 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deecf2f7544252a8de57ab993ddb0b606a87db67 [2020-11-22 12:57:52,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:57:52,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:57:52,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:57:52,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:57:52,804 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:57:52,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-22 12:57:52,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/c93bd9ec0/464938c9ae50450ca23f0ccc219cab99/FLAG8375a49ae [2020-11-22 12:57:53,971 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:57:53,971 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-22 12:57:54,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/c93bd9ec0/464938c9ae50450ca23f0ccc219cab99/FLAG8375a49ae [2020-11-22 12:57:54,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28a03cd8-b7fe-47a6-94f5-590a22e72f9d/bin/utaipan/data/c93bd9ec0/464938c9ae50450ca23f0ccc219cab99 [2020-11-22 12:57:54,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:57:54,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:57:54,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:57:54,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:57:54,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:57:54,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:57:54" (1/1) ... [2020-11-22 12:57:54,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c28eea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:57:54, skipping insertion in model container [2020-11-22 12:57:54,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:57:54" (1/1) ... [2020-11-22 12:57:54,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:57:54,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:57:57,474 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:57:57,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b71b19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:57:57, skipping insertion in model container [2020-11-22 12:57:57,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:57:57,484 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:57:57,487 INFO L168 Benchmark]: Toolchain (without parser) took 3183.07 ms. Allocated memory was 62.9 MB in the beginning and 125.8 MB in the end (delta: 62.9 MB). Free memory was 37.0 MB in the beginning and 68.4 MB in the end (delta: -31.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:57,489 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 52.4 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:57:57,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3179.99 ms. Allocated memory was 62.9 MB in the beginning and 125.8 MB in the end (delta: 62.9 MB). Free memory was 36.8 MB in the beginning and 68.4 MB in the end (delta: -31.6 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:57,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 52.4 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3179.99 ms. Allocated memory was 62.9 MB in the beginning and 125.8 MB in the end (delta: 62.9 MB). Free memory was 36.8 MB in the beginning and 68.4 MB in the end (delta: -31.6 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11588]: 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...