/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 16:00:43,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:00:43,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:00:43,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:00:43,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:00:43,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:00:43,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:00:43,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:00:43,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:00:43,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:00:43,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:00:43,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:00:43,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:00:43,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:00:43,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:00:43,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:00:43,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:00:43,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:00:43,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:00:43,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:00:43,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:00:43,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:00:43,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:00:43,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:00:43,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 16:00:43,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 16:00:43,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 16:00:43,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 16:00:43,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 16:00:43,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 16:00:43,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 16:00:43,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 16:00:43,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 16:00:43,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:00:43,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:00:43,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:00:43,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-18 16:00:43,288 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:00:43,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:00:43,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:00:43,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:00:43,290 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:00:43,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:00:43,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:00:43,291 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:00:43,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:00:43,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:00:43,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:00:43,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:00:43,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:00:43,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:00:43,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:00:43,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:00:43,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 16:00:43,297 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-18 16:00:43,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:00:43,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:00:43,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:00:43,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:00:43,617 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:00:43,618 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-08-18 16:00:43,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/691d01733/7b30364844644bd9963e1fb797503e40/FLAG3dfbf8195 [2020-08-18 16:00:44,822 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:00:44,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-08-18 16:00:44,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/691d01733/7b30364844644bd9963e1fb797503e40/FLAG3dfbf8195 [2020-08-18 16:00:45,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/691d01733/7b30364844644bd9963e1fb797503e40 [2020-08-18 16:00:45,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:00:45,065 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:00:45,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:00:45,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:00:45,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:00:45,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:00:45" (1/1) ... [2020-08-18 16:00:45,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@722a9cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:00:45, skipping insertion in model container [2020-08-18 16:00:45,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:00:45" (1/1) ... [2020-08-18 16:00:45,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:00:45,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:00:48,935 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-08-18 16:00:48,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e8a967c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:00:48, skipping insertion in model container [2020-08-18 16:00:48,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:00:48,937 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 16:00:48,940 INFO L168 Benchmark]: Toolchain (without parser) took 3874.81 ms. Allocated memory was 138.9 MB in the beginning and 287.3 MB in the end (delta: 148.4 MB). Free memory was 67.5 MB in the beginning and 182.5 MB in the end (delta: -114.9 MB). Peak memory consumption was 59.5 MB. Max. memory is 7.1 GB. [2020-08-18 16:00:48,941 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 16:00:48,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3869.84 ms. Allocated memory was 138.9 MB in the beginning and 287.3 MB in the end (delta: 148.4 MB). Free memory was 67.3 MB in the beginning and 182.5 MB in the end (delta: -115.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 7.1 GB. [2020-08-18 16:00:48,946 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3869.84 ms. Allocated memory was 138.9 MB in the beginning and 287.3 MB in the end (delta: 148.4 MB). Free memory was 67.3 MB in the beginning and 182.5 MB in the end (delta: -115.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6696]: 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...