./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-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI --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 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c ....................................................................................................................................... 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_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI --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 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:12,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:12,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:12,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:12,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:12,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:12,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:12,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:12,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:12,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:12,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:12,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:12,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:12,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:12,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:12,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:12,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:12,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:12,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:12,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:12,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:12,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:12,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:12,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:12,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:12,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:12,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:12,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:12,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:12,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:12,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:12,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:12,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:12,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:12,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:12,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:12,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:12,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:12,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:12,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:12,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:12,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:30:12,676 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:12,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:12,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:12,678 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:12,678 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:12,679 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:12,679 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:12,679 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:12,679 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:12,680 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:12,681 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:12,681 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:12,681 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:12,682 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:12,682 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:12,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:12,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:12,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:12,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:12,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:12,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:12,684 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:12,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:12,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:12,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:12,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:12,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:12,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:12,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:12,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:12,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:12,689 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:12,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:12,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:12,690 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:12,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:12,690 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_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c [2021-10-11 02:30:13,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:13,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:13,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:13,042 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:13,043 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:13,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-11 02:30:13,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/92d9b2559/cd609422e3a44fc69c4ba183e0fb6698/FLAGd1cce7d93 [2021-10-11 02:30:14,376 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:14,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-11 02:30:14,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/92d9b2559/cd609422e3a44fc69c4ba183e0fb6698/FLAGd1cce7d93 [2021-10-11 02:30:14,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/92d9b2559/cd609422e3a44fc69c4ba183e0fb6698 [2021-10-11 02:30:14,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:14,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:14,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:14,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:14,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:14,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:14" (1/1) ... [2021-10-11 02:30:14,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7304cf7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:14, skipping insertion in model container [2021-10-11 02:30:14,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:14" (1/1) ... [2021-10-11 02:30:14,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:14,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:18,704 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-11 02:30:18,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72f19475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:18, skipping insertion in model container [2021-10-11 02:30:18,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:18,705 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:18,707 INFO L168 Benchmark]: Toolchain (without parser) took 4191.84 ms. Allocated memory was 102.8 MB in the beginning and 130.0 MB in the end (delta: 27.3 MB). Free memory was 40.1 MB in the beginning and 49.7 MB in the end (delta: -9.6 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,708 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 59.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:18,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4188.43 ms. Allocated memory was 102.8 MB in the beginning and 130.0 MB in the end (delta: 27.3 MB). Free memory was 39.7 MB in the beginning and 49.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,711 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 102.8 MB. Free memory is still 59.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4188.43 ms. Allocated memory was 102.8 MB in the beginning and 130.0 MB in the end (delta: 27.3 MB). Free memory was 39.7 MB in the beginning and 49.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: 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 0.2.0-7b2dab5 [2021-10-11 02:30:21,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:21,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:21,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:21,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:21,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:21,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:21,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:21,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:21,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:21,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:21,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:21,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:21,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:21,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:21,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:21,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:21,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:21,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:21,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:21,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:21,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:21,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:21,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:21,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:21,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:21,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:21,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:21,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:21,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:21,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:21,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:21,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:21,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:21,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:21,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:21,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:21,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:21,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:21,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:21,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:21,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:30:21,208 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:21,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:21,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:21,210 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:21,210 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:21,210 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:21,211 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:21,211 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:21,211 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:21,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:21,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:21,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:21,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:21,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:21,215 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:21,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:21,215 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:21,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:21,216 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:21,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:21,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:21,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:21,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:21,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:21,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:21,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:21,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:21,218 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:21,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:21,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:21,218 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:21,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:21,219 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_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c [2021-10-11 02:30:21,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:21,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:21,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:21,633 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:21,634 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:21,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-11 02:30:21,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/f039244f4/90553ed6e1c14c27b30a5ba36ff5f70b/FLAG45d2f05aa [2021-10-11 02:30:23,057 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:23,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-10-11 02:30:23,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/f039244f4/90553ed6e1c14c27b30a5ba36ff5f70b/FLAG45d2f05aa [2021-10-11 02:30:23,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c968ac45-e5e1-4c34-971f-b0dc970b5764/bin/utaipan-WLngWcDbfI/data/f039244f4/90553ed6e1c14c27b30a5ba36ff5f70b [2021-10-11 02:30:23,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:23,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:23,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:23,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:23,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:23,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:23" (1/1) ... [2021-10-11 02:30:23,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a232b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:23, skipping insertion in model container [2021-10-11 02:30:23,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:23" (1/1) ... [2021-10-11 02:30:23,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:24,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:27,795 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-10-11 02:30:27,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26d0c835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:27, skipping insertion in model container [2021-10-11 02:30:27,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:27,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:27,800 INFO L168 Benchmark]: Toolchain (without parser) took 4216.94 ms. Allocated memory was 75.5 MB in the beginning and 138.4 MB in the end (delta: 62.9 MB). Free memory was 36.9 MB in the beginning and 72.0 MB in the end (delta: -35.1 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:27,801 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory was 40.1 MB in the beginning and 40.0 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:27,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4211.95 ms. Allocated memory was 75.5 MB in the beginning and 138.4 MB in the end (delta: 62.9 MB). Free memory was 36.7 MB in the beginning and 72.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:27,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory was 40.1 MB in the beginning and 40.0 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4211.95 ms. Allocated memory was 75.5 MB in the beginning and 138.4 MB in the end (delta: 62.9 MB). Free memory was 36.7 MB in the beginning and 72.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: 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...