./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-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2e4da8105abce363429254d72a9e67842fbbf29a ................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2e4da8105abce363429254d72a9e67842fbbf29a .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:30:27,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:30:27,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:30:27,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:30:27,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:30:27,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:30:27,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:30:27,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:30:27,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:30:27,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:30:27,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:30:27,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:30:27,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:30:27,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:30:27,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:30:27,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:30:27,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:30:27,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:30:27,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:30:27,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:30:27,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:30:27,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:30:27,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:30:27,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:30:27,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:30:27,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:30:27,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:30:27,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:30:27,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:30:27,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:30:27,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:30:27,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:30:27,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:30:27,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:30:27,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:30:27,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:30:27,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:30:27,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:30:27,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:30:27,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:30:27,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:30:27,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 16:30:27,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:30:27,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:30:27,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:30:27,374 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:30:27,374 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:30:27,374 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:30:27,374 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:30:27,374 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:30:27,375 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:30:27,375 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:30:27,375 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:30:27,375 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:30:27,375 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:30:27,375 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:30:27,376 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:30:27,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:30:27,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:30:27,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:30:27,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:30:27,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:30:27,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:30:27,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:30:27,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:30:27,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:30:27,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:30:27,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:30:27,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:30:27,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:30:27,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:30:27,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:30:27,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:30:27,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:30:27,379 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:30:27,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:30:27,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:30:27,380 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:30:27,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:30:27,380 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 16:30:27,380 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e4da8105abce363429254d72a9e67842fbbf29a [2019-12-07 16:30:27,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:30:27,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:30:27,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:30:27,505 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:30:27,506 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:30:27,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2019-12-07 16:30:27,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/fce502e13/669cc8bf68bb4b11b838415cec8527bd/FLAG4f073f92b [2019-12-07 16:30:28,192 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:30:28,192 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2019-12-07 16:30:28,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/fce502e13/669cc8bf68bb4b11b838415cec8527bd/FLAG4f073f92b [2019-12-07 16:30:28,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/fce502e13/669cc8bf68bb4b11b838415cec8527bd [2019-12-07 16:30:28,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:30:28,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:30:28,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:28,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:30:28,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:30:28,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:28" (1/1) ... [2019-12-07 16:30:28,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527e28f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:28, skipping insertion in model container [2019-12-07 16:30:28,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:28" (1/1) ... [2019-12-07 16:30:28,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:30:28,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:30:31,212 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2019-12-07 16:30:31,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11877b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:31, skipping insertion in model container [2019-12-07 16:30:31,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:31,213 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:30:31,215 INFO L168 Benchmark]: Toolchain (without parser) took 2663.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 900.3 MB in the beginning and 1.0 GB in the end (delta: -119.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:31,216 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:30:31,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2659.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 900.3 MB in the beginning and 1.0 GB in the end (delta: -119.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:31,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2659.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 900.3 MB in the beginning and 1.0 GB in the end (delta: -119.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6693]: 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 0.1.25-f470102 [2019-12-07 16:30:32,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:30:32,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:30:32,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:30:32,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:30:32,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:30:32,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:30:32,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:30:32,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:30:32,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:30:32,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:30:32,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:30:32,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:30:32,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:30:32,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:30:32,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:30:32,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:30:32,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:30:32,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:30:32,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:30:32,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:30:32,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:30:32,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:30:32,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:30:32,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:30:32,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:30:32,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:30:32,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:30:32,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:30:32,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:30:32,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:30:32,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:30:32,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:30:32,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:30:32,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:30:32,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:30:32,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:30:32,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:30:32,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:30:32,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:30:32,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:30:32,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 16:30:32,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:30:32,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:30:32,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:30:32,390 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:30:32,390 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:30:32,390 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:30:32,390 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:30:32,390 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:30:32,390 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:30:32,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:30:32,391 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:30:32,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:30:32,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:30:32,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:30:32,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:30:32,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:30:32,394 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e4da8105abce363429254d72a9e67842fbbf29a [2019-12-07 16:30:32,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:30:32,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:30:32,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:30:32,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:30:32,572 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:30:32,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2019-12-07 16:30:32,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/02dafd5b2/6154cf7d94ca408e992aab58a3e9c825/FLAGb008fd0a2 [2019-12-07 16:30:33,279 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:30:33,280 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2019-12-07 16:30:33,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/02dafd5b2/6154cf7d94ca408e992aab58a3e9c825/FLAGb008fd0a2 [2019-12-07 16:30:33,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c49fef23-8690-40c1-98ca-5027765632ec/bin/utaipan/data/02dafd5b2/6154cf7d94ca408e992aab58a3e9c825 [2019-12-07 16:30:33,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:30:33,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:30:33,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:33,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:30:33,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:30:33,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:33" (1/1) ... [2019-12-07 16:30:33,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2df62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:33, skipping insertion in model container [2019-12-07 16:30:33,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:30:33" (1/1) ... [2019-12-07 16:30:33,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:30:33,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:30:36,354 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2019-12-07 16:30:36,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c28d69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:30:36, skipping insertion in model container [2019-12-07 16:30:36,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:30:36,355 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:30:36,357 INFO L168 Benchmark]: Toolchain (without parser) took 2694.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 914.5 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 136.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:36,358 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:30:36,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2690.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 914.5 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 136.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:30:36,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2690.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 914.5 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 136.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6693]: 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...