./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b54beb399190240e20604adf1713cd9c91afc1d4 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b54beb399190240e20604adf1713cd9c91afc1d4 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 21:26:19,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 21:26:19,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 21:26:19,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 21:26:19,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 21:26:19,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 21:26:19,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 21:26:19,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 21:26:19,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 21:26:19,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 21:26:19,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 21:26:19,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 21:26:19,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 21:26:19,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 21:26:19,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 21:26:19,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 21:26:19,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 21:26:19,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 21:26:19,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 21:26:19,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 21:26:19,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 21:26:19,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 21:26:19,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 21:26:19,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 21:26:19,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 21:26:19,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 21:26:19,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 21:26:19,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 21:26:19,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 21:26:19,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 21:26:19,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 21:26:19,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 21:26:19,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 21:26:19,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 21:26:19,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 21:26:19,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 21:26:19,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 21:26:19,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 21:26:19,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 21:26:19,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 21:26:19,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 21:26:19,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 21:26:19,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 21:26:19,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 21:26:19,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 21:26:19,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 21:26:19,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 21:26:19,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 21:26:19,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 21:26:19,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 21:26:19,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 21:26:19,733 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 21:26:19,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 21:26:19,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 21:26:19,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 21:26:19,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 21:26:19,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 21:26:19,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 21:26:19,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 21:26:19,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 21:26:19,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 21:26:19,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 21:26:19,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 21:26:19,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 21:26:19,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b54beb399190240e20604adf1713cd9c91afc1d4 [2021-08-26 21:26:20,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 21:26:20,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 21:26:20,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 21:26:20,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 21:26:20,090 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 21:26:20,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-08-26 21:26:20,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea869a30/4c03b0df625c4afa96233131468cb42d/FLAGb06fe9105 [2021-08-26 21:26:21,303 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 21:26:21,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-08-26 21:26:21,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea869a30/4c03b0df625c4afa96233131468cb42d/FLAGb06fe9105 [2021-08-26 21:26:21,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea869a30/4c03b0df625c4afa96233131468cb42d [2021-08-26 21:26:21,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 21:26:21,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 21:26:21,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 21:26:21,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 21:26:21,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 21:26:21,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:26:21" (1/1) ... [2021-08-26 21:26:21,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b6ff00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:26:21, skipping insertion in model container [2021-08-26 21:26:21,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:26:21" (1/1) ... [2021-08-26 21:26:21,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 21:26:21,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 21:26:25,302 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-08-26 21:26:25,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55fbfed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:26:25, skipping insertion in model container [2021-08-26 21:26:25,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 21:26:25,304 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 21:26:25,305 INFO L168 Benchmark]: Toolchain (without parser) took 3633.18 ms. Allocated memory was 62.9 MB in the beginning and 121.6 MB in the end (delta: 58.7 MB). Free memory was 27.9 MB in the beginning and 53.9 MB in the end (delta: -26.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-08-26 21:26:25,306 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 21:26:25,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3627.10 ms. Allocated memory was 62.9 MB in the beginning and 121.6 MB in the end (delta: 58.7 MB). Free memory was 27.8 MB in the beginning and 53.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-08-26 21:26:25,309 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3627.10 ms. Allocated memory was 62.9 MB in the beginning and 121.6 MB in the end (delta: 58.7 MB). Free memory was 27.8 MB in the beginning and 53.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6707]: 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-20ed64e [2021-08-26 21:26:27,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 21:26:27,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 21:26:27,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 21:26:27,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 21:26:27,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 21:26:27,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 21:26:27,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 21:26:27,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 21:26:27,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 21:26:27,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 21:26:27,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 21:26:27,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 21:26:27,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 21:26:27,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 21:26:27,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 21:26:27,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 21:26:27,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 21:26:27,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 21:26:27,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 21:26:27,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 21:26:27,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 21:26:27,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 21:26:27,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 21:26:27,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 21:26:27,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 21:26:27,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 21:26:27,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 21:26:27,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 21:26:27,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 21:26:27,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 21:26:27,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 21:26:27,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 21:26:27,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 21:26:27,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 21:26:27,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 21:26:27,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 21:26:27,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 21:26:27,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 21:26:27,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 21:26:27,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 21:26:27,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 21:26:27,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 21:26:27,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 21:26:27,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 21:26:27,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 21:26:27,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 21:26:27,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 21:26:27,179 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 21:26:27,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 21:26:27,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 21:26:27,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 21:26:27,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 21:26:27,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 21:26:27,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 21:26:27,181 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 21:26:27,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 21:26:27,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 21:26:27,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 21:26:27,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 21:26:27,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 21:26:27,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 21:26:27,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 21:26:27,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 21:26:27,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 21:26:27,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 21:26:27,183 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b54beb399190240e20604adf1713cd9c91afc1d4 [2021-08-26 21:26:27,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 21:26:27,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 21:26:27,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 21:26:27,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 21:26:27,563 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 21:26:27,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-08-26 21:26:27,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92bc501f/311dfde2bbaf4ea1aa79f964753a962d/FLAG038c78cea [2021-08-26 21:26:28,801 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 21:26:28,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2021-08-26 21:26:28,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92bc501f/311dfde2bbaf4ea1aa79f964753a962d/FLAG038c78cea [2021-08-26 21:26:29,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92bc501f/311dfde2bbaf4ea1aa79f964753a962d [2021-08-26 21:26:29,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 21:26:29,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 21:26:29,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 21:26:29,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 21:26:29,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 21:26:29,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:26:29" (1/1) ... [2021-08-26 21:26:29,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c602683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:26:29, skipping insertion in model container [2021-08-26 21:26:29,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:26:29" (1/1) ... [2021-08-26 21:26:29,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 21:26:29,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 21:26:32,406 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-08-26 21:26:32,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6dedb9ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:26:32, skipping insertion in model container [2021-08-26 21:26:32,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 21:26:32,407 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 21:26:32,409 INFO L168 Benchmark]: Toolchain (without parser) took 3389.84 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.4 MB in the beginning and 60.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. [2021-08-26 21:26:32,409 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 41.0 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 21:26:32,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3385.87 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 60.2 MB in the end (delta: -10.1 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. [2021-08-26 21:26:32,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 41.0 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3385.87 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 60.2 MB in the end (delta: -10.1 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6707]: 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...