./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_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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 [2020-11-22 12:55:28,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:55:28,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:55:28,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:55:28,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:55:28,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:55:28,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:55:28,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:55:28,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:55:28,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:55:28,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:55:28,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:55:28,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:55:28,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:55:28,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:55:28,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:55:28,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:55:28,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:55:28,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:55:28,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:55:28,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:55:28,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:55:28,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:55:28,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:55:28,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:55:28,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:55:28,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:55:28,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:55:28,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:55:28,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:55:28,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:55:28,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:55:28,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:55:28,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:55:28,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:55:28,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:55:28,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:55:28,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:55:28,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:55:28,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:55:28,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:55:28,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:55:28,470 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:55:28,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:55:28,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:55:28,472 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:55:28,473 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:55:28,473 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:55:28,473 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:55:28,473 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:55:28,474 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:55:28,474 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:55:28,475 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:55:28,475 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:55:28,476 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:55:28,476 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:55:28,476 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:55:28,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:55:28,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:55:28,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:55:28,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:55:28,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:55:28,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:55:28,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:55:28,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:55:28,479 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:55:28,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:55:28,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:55:28,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:55:28,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:55:28,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:55:28,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:55:28,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:55:28,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:55:28,483 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:55:28,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:55:28,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:55:28,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:55:28,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:55:28,484 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:55:28,484 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_a520af8d-1dea-4364-a33a-a6677cdfbfba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2020-11-22 12:55:28,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:55:28,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:55:28,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:55:28,832 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:55:28,833 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:55:28,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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 [2020-11-22 12:55:28,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/15fdf5ae5/b50d0cd5f11b44cca94a2c5a35ddc219/FLAGb51a930a6 [2020-11-22 12:55:30,601 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:55:30,601 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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 [2020-11-22 12:55:30,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/15fdf5ae5/b50d0cd5f11b44cca94a2c5a35ddc219/FLAGb51a930a6 [2020-11-22 12:55:30,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/15fdf5ae5/b50d0cd5f11b44cca94a2c5a35ddc219 [2020-11-22 12:55:30,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:55:30,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:55:30,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:55:30,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:55:30,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:55:30,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:55:30" (1/1) ... [2020-11-22 12:55:30,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5524a5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:55:30, skipping insertion in model container [2020-11-22 12:55:30,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:55:30" (1/1) ... [2020-11-22 12:55:30,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:55:31,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:55:35,548 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-11-22 12:55:35,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47bfc86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:55:35, skipping insertion in model container [2020-11-22 12:55:35,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:55:35,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:55:35,552 INFO L168 Benchmark]: Toolchain (without parser) took 4600.91 ms. Allocated memory was 115.3 MB in the beginning and 161.5 MB in the end (delta: 46.1 MB). Free memory was 70.2 MB in the beginning and 82.2 MB in the end (delta: -12.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:55:35,553 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 37.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:55:35,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4598.05 ms. Allocated memory was 115.3 MB in the beginning and 161.5 MB in the end (delta: 46.1 MB). Free memory was 70.2 MB in the beginning and 82.2 MB in the end (delta: -12.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:55:35,557 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 79.7 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 37.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4598.05 ms. Allocated memory was 115.3 MB in the beginning and 161.5 MB in the end (delta: 46.1 MB). Free memory was 70.2 MB in the beginning and 82.2 MB in the end (delta: -12.0 MB). Peak memory consumption was 53.0 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 [2020-11-22 12:55:38,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:55:38,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:55:38,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:55:38,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:55:38,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:55:38,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:55:38,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:55:38,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:55:38,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:55:38,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:55:38,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:55:38,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:55:38,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:55:38,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:55:38,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:55:38,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:55:38,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:55:38,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:55:38,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:55:38,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:55:38,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:55:38,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:55:38,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:55:38,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:55:38,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:55:38,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:55:38,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:55:38,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:55:38,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:55:38,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:55:38,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:55:38,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:55:38,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:55:38,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:55:38,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:55:38,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:55:38,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:55:38,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:55:38,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:55:38,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:55:38,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:55:38,465 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:55:38,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:55:38,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:55:38,468 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:55:38,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:55:38,469 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:55:38,469 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:55:38,470 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:55:38,470 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:55:38,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:55:38,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:55:38,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:55:38,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:55:38,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:55:38,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:55:38,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:55:38,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:55:38,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:55:38,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:55:38,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:55:38,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:55:38,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:55:38,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:55:38,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:55:38,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:55:38,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:55:38,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:55:38,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:55:38,478 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:55:38,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:55:38,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:55:38,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:55:38,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:55:38,479 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_a520af8d-1dea-4364-a33a-a6677cdfbfba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2020-11-22 12:55:38,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:55:38,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:55:38,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:55:38,969 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:55:38,970 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:55:38,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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 [2020-11-22 12:55:39,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/00c245cf2/691073639fc14ca38f6f178efb724a2a/FLAG93ef02d20 [2020-11-22 12:55:40,756 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:55:40,757 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/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 [2020-11-22 12:55:40,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/00c245cf2/691073639fc14ca38f6f178efb724a2a/FLAG93ef02d20 [2020-11-22 12:55:41,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a520af8d-1dea-4364-a33a-a6677cdfbfba/bin/utaipan/data/00c245cf2/691073639fc14ca38f6f178efb724a2a [2020-11-22 12:55:41,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:55:41,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:55:41,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:55:41,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:55:41,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:55:41,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:55:41" (1/1) ... [2020-11-22 12:55:41,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6904266c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:55:41, skipping insertion in model container [2020-11-22 12:55:41,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:55:41" (1/1) ... [2020-11-22 12:55:41,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:55:41,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:55:46,179 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-11-22 12:55:46,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@336f4f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:55:46, skipping insertion in model container [2020-11-22 12:55:46,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:55:46,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:55:46,184 INFO L168 Benchmark]: Toolchain (without parser) took 5158.04 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 38.6 MB in the beginning and 102.7 MB in the end (delta: -64.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:55:46,185 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 73.4 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:55:46,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5151.55 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 38.4 MB in the beginning and 102.7 MB in the end (delta: -64.4 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:55:46,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 73.4 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5151.55 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 38.4 MB in the beginning and 102.7 MB in the end (delta: -64.4 MB). Peak memory consumption was 41.1 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...