./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.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_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/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 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 ...................................................................................................................................................................................................... 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_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/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 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 03:28:50,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 03:28:50,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 03:28:50,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 03:28:50,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 03:28:50,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 03:28:50,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 03:28:50,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 03:28:50,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 03:28:50,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 03:28:50,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 03:28:50,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 03:28:50,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 03:28:50,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 03:28:50,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 03:28:50,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 03:28:50,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 03:28:50,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 03:28:50,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 03:28:50,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 03:28:50,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 03:28:50,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 03:28:50,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 03:28:50,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 03:28:50,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 03:28:50,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 03:28:50,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 03:28:50,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 03:28:50,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 03:28:50,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 03:28:50,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 03:28:50,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 03:28:50,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 03:28:50,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 03:28:50,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 03:28:50,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 03:28:50,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 03:28:50,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 03:28:50,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 03:28:50,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 03:28:50,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 03:28:50,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 03:28:50,840 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 03:28:50,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 03:28:50,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 03:28:50,846 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 03:28:50,846 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 03:28:50,846 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 03:28:50,847 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 03:28:50,847 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 03:28:50,847 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 03:28:50,847 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 03:28:50,849 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 03:28:50,849 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 03:28:50,849 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 03:28:50,849 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 03:28:50,850 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 03:28:50,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 03:28:50,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 03:28:50,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 03:28:50,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 03:28:50,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 03:28:50,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 03:28:50,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 03:28:50,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 03:28:50,852 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 03:28:50,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 03:28:50,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 03:28:50,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 03:28:50,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 03:28:50,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 03:28:50,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 03:28:50,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 03:28:50,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 03:28:50,857 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 03:28:50,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 03:28:50,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 03:28:50,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 03:28:50,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 03:28:50,858 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 03:28:50,858 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_aacd2cec-4495-4333-a83d-df9cc649469b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 [2020-11-30 03:28:51,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 03:28:51,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 03:28:51,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 03:28:51,186 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 03:28:51,187 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 03:28:51,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-30 03:28:51,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/6567a1809/bbbda598a0ce49f3ae2efcddcde66494/FLAGd7f6f4a31 [2020-11-30 03:28:52,444 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 03:28:52,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-30 03:28:52,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/6567a1809/bbbda598a0ce49f3ae2efcddcde66494/FLAGd7f6f4a31 [2020-11-30 03:28:52,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/6567a1809/bbbda598a0ce49f3ae2efcddcde66494 [2020-11-30 03:28:52,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 03:28:52,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 03:28:52,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 03:28:52,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 03:28:52,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 03:28:52,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:28:52" (1/1) ... [2020-11-30 03:28:52,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2985f9e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:28:52, skipping insertion in model container [2020-11-30 03:28:52,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:28:52" (1/1) ... [2020-11-30 03:28:52,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 03:28:52,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 03:28:54,661 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:54,693 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,220 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,230 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,234 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,235 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,244 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,253 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,256 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,259 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,342 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,356 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,370 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,387 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,404 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,418 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,840 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,841 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,842 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,842 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,843 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,844 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,844 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,846 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,851 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,851 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,852 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,854 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,854 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,855 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,855 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,856 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,856 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,857 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,857 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,860 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,866 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,867 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,938 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:55,945 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,244 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,295 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,308 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,344 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,350 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,363 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:56,368 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,172 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,193 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,194 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,263 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,278 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,287 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,296 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,307 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,411 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,412 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,422 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,447 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,458 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,468 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 03:28:57,482 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 03:28:57,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b96bf26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:28:57, skipping insertion in model container [2020-11-30 03:28:57,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 03:28:57,484 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 03:28:57,488 INFO L168 Benchmark]: Toolchain (without parser) took 4813.52 ms. Allocated memory was 98.6 MB in the beginning and 142.6 MB in the end (delta: 44.0 MB). Free memory was 66.2 MB in the beginning and 68.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. [2020-11-30 03:28:57,490 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 03:28:57,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4805.92 ms. Allocated memory was 98.6 MB in the beginning and 142.6 MB in the end (delta: 44.0 MB). Free memory was 66.2 MB in the beginning and 68.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. [2020-11-30 03:28:57,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4805.92 ms. Allocated memory was 98.6 MB in the beginning and 142.6 MB in the end (delta: 44.0 MB). Free memory was 66.2 MB in the beginning and 68.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15181]: 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 [2020-11-30 03:29:00,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 03:29:00,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 03:29:00,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 03:29:00,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 03:29:00,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 03:29:00,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 03:29:00,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 03:29:00,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 03:29:00,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 03:29:00,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 03:29:00,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 03:29:00,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 03:29:00,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 03:29:00,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 03:29:00,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 03:29:00,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 03:29:00,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 03:29:00,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 03:29:00,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 03:29:00,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 03:29:00,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 03:29:00,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 03:29:00,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 03:29:00,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 03:29:00,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 03:29:00,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 03:29:00,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 03:29:00,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 03:29:00,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 03:29:00,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 03:29:00,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 03:29:00,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 03:29:00,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 03:29:00,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 03:29:00,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 03:29:00,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 03:29:00,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 03:29:00,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 03:29:00,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 03:29:00,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 03:29:00,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 03:29:00,232 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 03:29:00,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 03:29:00,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 03:29:00,235 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 03:29:00,235 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 03:29:00,235 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 03:29:00,235 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 03:29:00,236 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 03:29:00,236 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 03:29:00,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 03:29:00,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 03:29:00,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 03:29:00,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 03:29:00,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 03:29:00,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 03:29:00,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 03:29:00,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 03:29:00,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 03:29:00,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 03:29:00,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 03:29:00,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 03:29:00,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 03:29:00,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 03:29:00,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 03:29:00,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 03:29:00,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 03:29:00,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 03:29:00,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 03:29:00,243 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 03:29:00,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 03:29:00,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 03:29:00,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 03:29:00,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 03:29:00,244 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_aacd2cec-4495-4333-a83d-df9cc649469b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 [2020-11-30 03:29:00,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 03:29:00,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 03:29:00,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 03:29:00,692 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 03:29:00,693 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 03:29:00,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-30 03:29:00,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/bc5a0de83/3235e1c474d34b3bb796b11a728de699/FLAG7bc168ab9 [2020-11-30 03:29:02,242 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 03:29:02,243 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-30 03:29:02,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/bc5a0de83/3235e1c474d34b3bb796b11a728de699/FLAG7bc168ab9 [2020-11-30 03:29:02,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aacd2cec-4495-4333-a83d-df9cc649469b/bin/utaipan/data/bc5a0de83/3235e1c474d34b3bb796b11a728de699 [2020-11-30 03:29:02,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 03:29:02,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 03:29:02,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 03:29:02,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 03:29:02,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 03:29:02,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:29:02" (1/1) ... [2020-11-30 03:29:02,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eca1c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:02, skipping insertion in model container [2020-11-30 03:29:02,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:29:02" (1/1) ... [2020-11-30 03:29:02,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 03:29:03,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 03:29:08,261 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 03:29:08,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ed11a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:08, skipping insertion in model container [2020-11-30 03:29:08,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 03:29:08,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 03:29:08,268 INFO L168 Benchmark]: Toolchain (without parser) took 5446.29 ms. Allocated memory was 75.5 MB in the beginning and 174.1 MB in the end (delta: 98.6 MB). Free memory was 45.5 MB in the beginning and 115.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. [2020-11-30 03:29:08,269 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 54.5 MB. Free memory is still 35.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 03:29:08,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5443.19 ms. Allocated memory was 75.5 MB in the beginning and 174.1 MB in the end (delta: 98.6 MB). Free memory was 45.3 MB in the beginning and 115.5 MB in the end (delta: -70.2 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. [2020-11-30 03:29:08,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 54.5 MB. Free memory is still 35.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5443.19 ms. Allocated memory was 75.5 MB in the beginning and 174.1 MB in the end (delta: 98.6 MB). Free memory was 45.3 MB in the beginning and 115.5 MB in the end (delta: -70.2 MB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15181]: 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...