./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.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_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/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 902647efc5a28b5551ecda200cd6e517834ab5f7 ......................................................................................................................................... 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_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/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 902647efc5a28b5551ecda200cd6e517834ab5f7 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:42:57,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:42:57,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:42:57,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:42:57,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:42:57,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:42:57,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:42:57,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:42:57,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:42:57,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:42:57,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:42:57,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:42:57,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:42:57,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:42:57,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:42:57,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:42:57,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:42:57,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:42:57,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:42:57,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:42:57,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:42:57,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:42:57,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:42:57,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:42:57,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:42:57,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:42:57,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:42:57,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:42:57,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:42:57,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:42:57,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:42:57,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:42:57,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:42:57,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:42:57,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:42:57,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:42:57,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:42:57,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:42:57,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:42:57,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:42:57,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:42:57,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:42:57,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:42:57,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:42:57,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:42:57,727 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:42:57,728 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:42:57,728 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:42:57,728 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:42:57,728 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:42:57,729 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:42:57,729 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:42:57,730 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:42:57,730 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:42:57,731 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:42:57,731 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:42:57,731 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:42:57,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:42:57,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:42:57,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:42:57,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:42:57,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:42:57,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:42:57,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:42:57,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:42:57,734 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:42:57,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:42:57,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:42:57,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:42:57,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:42:57,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:42:57,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:42:57,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:42:57,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:42:57,738 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:42:57,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:42:57,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:42:57,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:42:57,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:42:57,739 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:42:57,739 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_32940d28-18cf-4575-873b-daa231a5f878/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2020-11-28 07:42:57,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:42:58,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:42:58,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:42:58,028 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:42:58,029 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:42:58,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-11-28 07:42:58,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/acb85e51d/81ee80d10ec34130ac5e97528d17cb12/FLAGa1a63a0ea [2020-11-28 07:42:59,448 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:42:59,450 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-11-28 07:42:59,564 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/acb85e51d/81ee80d10ec34130ac5e97528d17cb12/FLAGa1a63a0ea [2020-11-28 07:43:00,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/acb85e51d/81ee80d10ec34130ac5e97528d17cb12 [2020-11-28 07:43:00,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:43:00,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:43:00,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:43:00,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:43:00,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:43:00,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:43:00" (1/1) ... [2020-11-28 07:43:00,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e491264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:43:00, skipping insertion in model container [2020-11-28 07:43:00,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:43:00" (1/1) ... [2020-11-28 07:43:00,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:43:00,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:43:03,971 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-11-28 07:43:03,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f682d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:43:03, skipping insertion in model container [2020-11-28 07:43:03,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:43:03,972 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:43:03,975 INFO L168 Benchmark]: Toolchain (without parser) took 3963.58 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 45.0 MB in the beginning and 88.2 MB in the end (delta: -43.3 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:43:03,976 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory was 48.3 MB in the beginning and 48.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:43:03,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3961.55 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 88.2 MB in the end (delta: -43.6 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:43:03,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory was 48.3 MB in the beginning and 48.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3961.55 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 88.2 MB in the end (delta: -43.6 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6705]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:43:06,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:43:06,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:43:06,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:43:06,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:43:06,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:43:06,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:43:06,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:43:06,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:43:06,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:43:06,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:43:06,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:43:06,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:43:06,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:43:06,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:43:06,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:43:06,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:43:06,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:43:06,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:43:06,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:43:06,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:43:06,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:43:06,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:43:06,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:43:06,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:43:06,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:43:06,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:43:06,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:43:06,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:43:06,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:43:06,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:43:06,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:43:06,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:43:06,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:43:06,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:43:06,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:43:06,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:43:06,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:43:06,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:43:06,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:43:06,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:43:06,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:43:06,362 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:43:06,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:43:06,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:43:06,364 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:43:06,364 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:43:06,365 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:43:06,365 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:43:06,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:43:06,365 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:43:06,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:43:06,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:43:06,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:43:06,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:43:06,369 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:43:06,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:43:06,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:43:06,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:43:06,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:43:06,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:43:06,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:43:06,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:43:06,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:43:06,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:43:06,371 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:43:06,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:43:06,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:43:06,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:43:06,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:43:06,372 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_32940d28-18cf-4575-873b-daa231a5f878/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2020-11-28 07:43:06,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:43:06,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:43:06,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:43:06,859 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:43:06,860 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:43:06,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-11-28 07:43:06,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/1fb84eae6/f1fc6c34838b443d82112701387a5af3/FLAGf5b17154b [2020-11-28 07:43:08,415 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:43:08,417 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-11-28 07:43:08,545 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/1fb84eae6/f1fc6c34838b443d82112701387a5af3/FLAGf5b17154b [2020-11-28 07:43:08,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_32940d28-18cf-4575-873b-daa231a5f878/bin/utaipan/data/1fb84eae6/f1fc6c34838b443d82112701387a5af3 [2020-11-28 07:43:08,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:43:08,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:43:08,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:43:08,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:43:08,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:43:08,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:43:08" (1/1) ... [2020-11-28 07:43:08,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696c1cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:43:08, skipping insertion in model container [2020-11-28 07:43:08,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:43:08" (1/1) ... [2020-11-28 07:43:08,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:43:09,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:43:13,270 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-11-28 07:43:13,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ec973f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:43:13, skipping insertion in model container [2020-11-28 07:43:13,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:43:13,272 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:43:13,274 INFO L168 Benchmark]: Toolchain (without parser) took 4315.08 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 34.5 MB in the beginning and 55.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:43:13,275 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:43:13,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4312.05 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 34.3 MB in the beginning and 55.4 MB in the end (delta: -21.1 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:43:13,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4312.05 ms. Allocated memory was 71.3 MB in the beginning and 100.7 MB in the end (delta: 29.4 MB). Free memory was 34.3 MB in the beginning and 55.4 MB in the end (delta: -21.1 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6705]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...