./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 8d31f386 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-wip.dd.multireach-323-8d31f38 [2021-07-05 23:59:25,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 23:59:25,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 23:59:25,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 23:59:25,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 23:59:25,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 23:59:25,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 23:59:25,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 23:59:25,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 23:59:25,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 23:59:25,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 23:59:25,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 23:59:25,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 23:59:25,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 23:59:25,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 23:59:25,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 23:59:25,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 23:59:25,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 23:59:25,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 23:59:25,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 23:59:25,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 23:59:25,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 23:59:25,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 23:59:25,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 23:59:25,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 23:59:25,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 23:59:25,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 23:59:25,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 23:59:25,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 23:59:25,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 23:59:25,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 23:59:25,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 23:59:25,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 23:59:25,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 23:59:25,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 23:59:25,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 23:59:25,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 23:59:25,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 23:59:25,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 23:59:25,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 23:59:25,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 23:59:25,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 23:59:25,559 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 23:59:25,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 23:59:25,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 23:59:25,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 23:59:25,577 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 23:59:25,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 23:59:25,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 23:59:25,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 23:59:25,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 23:59:25,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 23:59:25,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 23:59:25,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 23:59:25,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 23:59:25,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 23:59:25,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 23:59:25,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 23:59:25,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 23:59:25,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 23:59:25,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 23:59:25,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 23:59:25,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 23:59:25,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 23:59:25,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 23:59:25,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 23:59:25,588 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 23:59:25,588 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b54beb399190240e20604adf1713cd9c91afc1d4 [2021-07-05 23:59:25,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 23:59:26,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 23:59:26,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 23:59:26,021 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 23:59:26,022 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 23:59:26,022 INFO L432 ainManager$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 [2021-07-05 23:59:26,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67c8d02/2acc4d22e98b4b47a7e95ea02b37fdfa/FLAGc2f0a6b52 [2021-07-05 23:59:27,215 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 23:59:27,216 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 [2021-07-05 23:59:27,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67c8d02/2acc4d22e98b4b47a7e95ea02b37fdfa/FLAGc2f0a6b52 [2021-07-05 23:59:27,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67c8d02/2acc4d22e98b4b47a7e95ea02b37fdfa [2021-07-05 23:59:27,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 23:59:27,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 23:59:27,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 23:59:27,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 23:59:27,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 23:59:27,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:59:27" (1/1) ... [2021-07-05 23:59:27,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4413d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:59:27, skipping insertion in model container [2021-07-05 23:59:27,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:59:27" (1/1) ... [2021-07-05 23:59:27,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 23:59:27,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 23:59:30,080 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-07-05 23:59:30,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5de9be42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:59:30, skipping insertion in model container [2021-07-05 23:59:30,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 23:59:30,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 23:59:30,083 INFO L168 Benchmark]: Toolchain (without parser) took 2499.32 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 21.3 MB in the beginning and 37.9 MB in the end (delta: -16.6 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2021-07-05 23:59:30,084 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 46.1 MB. Free memory was 27.8 MB in the beginning and 27.7 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 23:59:30,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2497.78 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 21.0 MB in the beginning and 37.9 MB in the end (delta: -16.9 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2021-07-05 23:59:30,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 46.1 MB. Free memory was 27.8 MB in the beginning and 27.7 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2497.78 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 21.0 MB in the beginning and 37.9 MB in the end (delta: -16.9 MB). Peak memory consumption was 34.1 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-wip.dd.multireach-323-8d31f38 [2021-07-05 23:59:31,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 23:59:31,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 23:59:31,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 23:59:31,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 23:59:31,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 23:59:31,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 23:59:31,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 23:59:31,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 23:59:31,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 23:59:31,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 23:59:31,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 23:59:31,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 23:59:31,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 23:59:31,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 23:59:31,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 23:59:31,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 23:59:31,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 23:59:31,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 23:59:31,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 23:59:31,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 23:59:31,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 23:59:31,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 23:59:31,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 23:59:31,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 23:59:31,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 23:59:31,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 23:59:31,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 23:59:31,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 23:59:31,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 23:59:31,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 23:59:31,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 23:59:31,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 23:59:31,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 23:59:31,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 23:59:31,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 23:59:31,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 23:59:31,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 23:59:31,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 23:59:31,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 23:59:31,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 23:59:31,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-07-05 23:59:31,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 23:59:31,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 23:59:31,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 23:59:31,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 23:59:31,559 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 23:59:31,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 23:59:31,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 23:59:31,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 23:59:31,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 23:59:31,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 23:59:31,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 23:59:31,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 23:59:31,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 23:59:31,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 23:59:31,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 23:59:31,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 23:59:31,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 23:59:31,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 23:59:31,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 23:59:31,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 23:59:31,562 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b54beb399190240e20604adf1713cd9c91afc1d4 [2021-07-05 23:59:31,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 23:59:31,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 23:59:31,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 23:59:31,786 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 23:59:31,787 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 23:59:31,787 INFO L432 ainManager$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 [2021-07-05 23:59:31,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a263dc67/0e326b70b04b4bf0ad31cc89b4d1aa7d/FLAG7f90dea7d [2021-07-05 23:59:32,708 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 23:59:32,709 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 [2021-07-05 23:59:32,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a263dc67/0e326b70b04b4bf0ad31cc89b4d1aa7d/FLAG7f90dea7d [2021-07-05 23:59:32,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a263dc67/0e326b70b04b4bf0ad31cc89b4d1aa7d [2021-07-05 23:59:32,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 23:59:32,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 23:59:32,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 23:59:32,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 23:59:32,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 23:59:32,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:59:32" (1/1) ... [2021-07-05 23:59:32,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0a726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:59:32, skipping insertion in model container [2021-07-05 23:59:32,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:59:32" (1/1) ... [2021-07-05 23:59:32,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 23:59:33,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 23:59:35,304 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2021-07-05 23:59:35,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@609051a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:59:35, skipping insertion in model container [2021-07-05 23:59:35,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 23:59:35,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 23:59:35,306 INFO L168 Benchmark]: Toolchain (without parser) took 2431.01 ms. Allocated memory was 65.0 MB in the beginning and 155.2 MB in the end (delta: 90.2 MB). Free memory was 28.1 MB in the beginning and 74.2 MB in the end (delta: -46.1 MB). Peak memory consumption was 44.9 MB. Max. memory is 16.1 GB. [2021-07-05 23:59:35,307 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 65.0 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 23:59:35,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2428.13 ms. Allocated memory was 65.0 MB in the beginning and 155.2 MB in the end (delta: 90.2 MB). Free memory was 27.8 MB in the beginning and 74.2 MB in the end (delta: -46.4 MB). Peak memory consumption was 44.9 MB. Max. memory is 16.1 GB. [2021-07-05 23:59:35,315 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 65.0 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2428.13 ms. Allocated memory was 65.0 MB in the beginning and 155.2 MB in the end (delta: 90.2 MB). Free memory was 27.8 MB in the beginning and 74.2 MB in the end (delta: -46.4 MB). Peak memory consumption was 44.9 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...