./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/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_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8 --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:09:31,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:09:31,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:09:31,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:09:31,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:09:31,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:09:31,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:09:31,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:09:31,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:09:31,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:09:31,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:09:31,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:09:31,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:09:31,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:09:31,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:09:31,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:09:31,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:09:31,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:09:31,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:09:31,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:09:31,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:09:31,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:09:31,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:09:31,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:09:31,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:09:31,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:09:31,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:09:31,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:09:31,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:09:31,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:09:31,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:09:31,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:09:31,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:09:31,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:09:31,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:09:31,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:09:31,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:09:31,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:09:31,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:09:31,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:09:31,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:09:31,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:09:31,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:09:31,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:09:31,982 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:09:31,982 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:09:31,983 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:09:31,983 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:09:31,983 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:09:31,983 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:09:31,983 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:09:31,984 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:09:31,993 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:09:31,993 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:09:31,993 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:09:31,994 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:09:31,994 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:09:31,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:09:31,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:09:31,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:09:31,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:09:31,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:09:31,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:09:31,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:09:31,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:09:31,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:09:31,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:09:31,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:09:31,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:09:31,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:31,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:09:31,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:09:31,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:09:32,000 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:09:32,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:09:32,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:09:32,001 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:09:32,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:09:32,001 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_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-11-07 02:09:32,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:09:32,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:09:32,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:09:32,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:09:32,403 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:09:32,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:09:32,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/b00603802/8f248e3870bb40578e351c1091b5eb8d/FLAGbd5034116 [2021-11-07 02:09:33,845 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:09:33,846 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/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 [2021-11-07 02:09:33,928 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/b00603802/8f248e3870bb40578e351c1091b5eb8d/FLAGbd5034116 [2021-11-07 02:09:34,391 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/b00603802/8f248e3870bb40578e351c1091b5eb8d [2021-11-07 02:09:34,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:09:34,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:09:34,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:34,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:09:34,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:09:34,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:34" (1/1) ... [2021-11-07 02:09:34,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8cf047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:34, skipping insertion in model container [2021-11-07 02:09:34,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:34" (1/1) ... [2021-11-07 02:09:34,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:09:34,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:09:38,582 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-11-07 02:09:38,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f239f05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:38, skipping insertion in model container [2021-11-07 02:09:38,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:38,584 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:09:38,587 INFO L168 Benchmark]: Toolchain (without parser) took 4182.91 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 54.8 MB in the beginning and 65.2 MB in the end (delta: -10.4 MB). Peak memory consumption was 48.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:38,588 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 50.7 MB in the beginning and 50.7 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:38,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4178.61 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 54.8 MB in the beginning and 65.2 MB in the end (delta: -10.4 MB). Peak memory consumption was 48.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:38,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 50.7 MB in the beginning and 50.7 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4178.61 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 54.8 MB in the beginning and 65.2 MB in the end (delta: -10.4 MB). Peak memory consumption was 48.7 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/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_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8 --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:09:41,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:09:41,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:09:41,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:09:41,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:09:41,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:09:41,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:09:41,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:09:41,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:09:41,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:09:41,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:09:41,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:09:41,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:09:41,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:09:41,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:09:41,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:09:41,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:09:41,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:09:41,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:09:41,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:09:41,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:09:41,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:09:41,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:09:41,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:09:41,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:09:41,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:09:41,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:09:41,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:09:41,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:09:41,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:09:41,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:09:41,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:09:41,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:09:41,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:09:41,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:09:41,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:09:41,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:09:41,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:09:41,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:09:41,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:09:41,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:09:41,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:09:41,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:09:41,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:09:41,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:09:41,328 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:09:41,329 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:09:41,329 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:09:41,329 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:09:41,330 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:09:41,330 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:09:41,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:09:41,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:09:41,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:09:41,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:09:41,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:09:41,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:09:41,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:09:41,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:09:41,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:09:41,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:09:41,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:09:41,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:09:41,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:09:41,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:09:41,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:41,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:09:41,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:09:41,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:09:41,338 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:09:41,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:09:41,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:09:41,339 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:09:41,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:09:41,339 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_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2021-11-07 02:09:41,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:09:41,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:09:41,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:09:41,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:09:41,928 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:09:41,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:09:42,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/d7d6331da/ff0d65cb34644c59b9cc2237032d40f6/FLAGa77d73c13 [2021-11-07 02:09:43,630 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:09:43,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/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 [2021-11-07 02:09:43,717 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/d7d6331da/ff0d65cb34644c59b9cc2237032d40f6/FLAGa77d73c13 [2021-11-07 02:09:43,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461c228c-b2c9-4993-80b9-fa9a23e18e09/bin/utaipan-UUZaoUuFF8/data/d7d6331da/ff0d65cb34644c59b9cc2237032d40f6 [2021-11-07 02:09:44,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:09:44,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:09:44,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:44,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:09:44,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:09:44,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:44" (1/1) ... [2021-11-07 02:09:44,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f56618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:44, skipping insertion in model container [2021-11-07 02:09:44,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:44" (1/1) ... [2021-11-07 02:09:44,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:09:44,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:09:48,033 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-11-07 02:09:48,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cbd2ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:48, skipping insertion in model container [2021-11-07 02:09:48,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:48,035 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:09:48,038 INFO L168 Benchmark]: Toolchain (without parser) took 4021.17 ms. Allocated memory was 81.8 MB in the beginning and 130.0 MB in the end (delta: 48.2 MB). Free memory was 50.1 MB in the beginning and 68.5 MB in the end (delta: -18.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:48,039 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 81.8 MB. Free memory was 62.3 MB in the beginning and 62.3 MB in the end (delta: 60.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:48,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4018.76 ms. Allocated memory was 81.8 MB in the beginning and 130.0 MB in the end (delta: 48.2 MB). Free memory was 49.9 MB in the beginning and 68.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:48,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 81.8 MB. Free memory was 62.3 MB in the beginning and 62.3 MB in the end (delta: 60.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4018.76 ms. Allocated memory was 81.8 MB in the beginning and 130.0 MB in the end (delta: 48.2 MB). Free memory was 49.9 MB in the beginning and 68.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 52.4 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN