./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/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_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8 --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_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/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_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8 --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 0.2.1-dev-4e77c04 [2021-10-13 07:10:02,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:10:02,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:10:02,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:10:02,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:10:02,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:10:02,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:10:02,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:10:02,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:10:02,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:10:02,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:10:02,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:10:02,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:10:02,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:10:02,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:10:02,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:10:02,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:10:02,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:10:02,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:10:02,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:10:02,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:10:02,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:10:02,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:10:02,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:10:02,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:10:02,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:10:02,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:10:02,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:10:02,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:10:02,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:10:02,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:10:02,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:10:02,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:10:02,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:10:02,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:10:02,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:10:02,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:10:02,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:10:02,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:10:02,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:10:02,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:10:02,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-13 07:10:02,248 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:10:02,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:10:02,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:10:02,250 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:10:02,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:10:02,251 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:10:02,251 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:10:02,251 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:10:02,258 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:10:02,259 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:10:02,260 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:10:02,260 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:10:02,261 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:10:02,261 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:10:02,261 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:10:02,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:10:02,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:10:02,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:10:02,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:10:02,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:10:02,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:10:02,264 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:10:02,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:10:02,264 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:10:02,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:10:02,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:10:02,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:10:02,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:10:02,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:10:02,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:10:02,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:10:02,268 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:10:02,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:10:02,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:10:02,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:10:02,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:10:02,270 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_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2021-10-13 07:10:02,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:10:02,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:10:02,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:10:02,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:10:02,569 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:10:02,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/../../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 [2021-10-13 07:10:02,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/0dbda81b2/d92a28a3d354416a940734b0829ca81d/FLAGaab5255c9 [2021-10-13 07:10:03,974 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:10:03,976 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/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 [2021-10-13 07:10:04,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/0dbda81b2/d92a28a3d354416a940734b0829ca81d/FLAGaab5255c9 [2021-10-13 07:10:04,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/0dbda81b2/d92a28a3d354416a940734b0829ca81d [2021-10-13 07:10:04,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:10:04,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:10:04,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:10:04,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:10:04,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:10:04,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:10:04" (1/1) ... [2021-10-13 07:10:04,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542bc4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:10:04, skipping insertion in model container [2021-10-13 07:10:04,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:10:04" (1/1) ... [2021-10-13 07:10:04,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:10:04,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:10:08,924 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-13 07:10:08,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c876841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:10:08, skipping insertion in model container [2021-10-13 07:10:08,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:10:08,925 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:10:08,928 INFO L168 Benchmark]: Toolchain (without parser) took 4403.82 ms. Allocated memory was 96.5 MB in the beginning and 195.0 MB in the end (delta: 98.6 MB). Free memory was 47.8 MB in the beginning and 97.6 MB in the end (delta: -49.8 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:10:08,929 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 96.5 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:10:08,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4399.29 ms. Allocated memory was 96.5 MB in the beginning and 195.0 MB in the end (delta: 98.6 MB). Free memory was 47.8 MB in the beginning and 97.6 MB in the end (delta: -49.8 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:10:08,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 96.5 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4399.29 ms. Allocated memory was 96.5 MB in the beginning and 195.0 MB in the end (delta: 98.6 MB). Free memory was 47.8 MB in the beginning and 97.6 MB in the end (delta: -49.8 MB). Peak memory consumption was 55.9 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 0.2.1-dev-4e77c04 [2021-10-13 07:10:11,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:10:11,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:10:11,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:10:11,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:10:11,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:10:11,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:10:11,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:10:11,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:10:11,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:10:11,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:10:11,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:10:11,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:10:11,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:10:11,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:10:11,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:10:11,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:10:11,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:10:11,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:10:11,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:10:11,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:10:11,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:10:11,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:10:11,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:10:11,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:10:11,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:10:11,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:10:11,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:10:11,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:10:11,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:10:11,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:10:11,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:10:11,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:10:11,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:10:11,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:10:11,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:10:11,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:10:11,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:10:11,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:10:11,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:10:11,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:10:11,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-13 07:10:11,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:10:11,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:10:11,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:10:11,467 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:10:11,467 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:10:11,467 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:10:11,467 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:10:11,468 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:10:11,468 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:10:11,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:10:11,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:10:11,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:10:11,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:10:11,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:10:11,470 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:10:11,470 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:10:11,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:10:11,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:10:11,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:10:11,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:10:11,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:10:11,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:10:11,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:10:11,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:10:11,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:10:11,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:10:11,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:10:11,474 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:10:11,475 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:10:11,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:10:11,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:10:11,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:10:11,476 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_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 902647efc5a28b5551ecda200cd6e517834ab5f7 [2021-10-13 07:10:11,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:10:11,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:10:11,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:10:11,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:10:11,897 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:10:11,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/../../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 [2021-10-13 07:10:11,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/3dfdfa7f8/66077d93b8a6439687c128dc500fbed9/FLAG53868b711 [2021-10-13 07:10:13,636 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:10:13,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/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 [2021-10-13 07:10:13,751 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/3dfdfa7f8/66077d93b8a6439687c128dc500fbed9/FLAG53868b711 [2021-10-13 07:10:13,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b38eb16-96f1-4f8f-9800-2593a3bc9a6e/bin/utaipan-q2qaUkNPG8/data/3dfdfa7f8/66077d93b8a6439687c128dc500fbed9 [2021-10-13 07:10:13,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:10:13,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:10:13,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:10:13,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:10:13,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:10:13,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:10:13" (1/1) ... [2021-10-13 07:10:13,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13193597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:10:13, skipping insertion in model container [2021-10-13 07:10:13,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:10:13" (1/1) ... [2021-10-13 07:10:13,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:10:14,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:10:18,672 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-13 07:10:18,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ec7afbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:10:18, skipping insertion in model container [2021-10-13 07:10:18,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:10:18,674 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:10:18,676 INFO L168 Benchmark]: Toolchain (without parser) took 4756.62 ms. Allocated memory was 77.6 MB in the beginning and 127.9 MB in the end (delta: 50.3 MB). Free memory was 34.2 MB in the beginning and 57.2 MB in the end (delta: -23.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:10:18,677 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:10:18,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4754.35 ms. Allocated memory was 77.6 MB in the beginning and 127.9 MB in the end (delta: 50.3 MB). Free memory was 34.0 MB in the beginning and 57.2 MB in the end (delta: -23.2 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:10:18,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4754.35 ms. Allocated memory was 77.6 MB in the beginning and 127.9 MB in the end (delta: 50.3 MB). Free memory was 34.0 MB in the beginning and 57.2 MB in the end (delta: -23.2 MB). Peak memory consumption was 38.0 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...