/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -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--staging--lustre--lustre--osc--osc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 22:47:41,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 22:47:41,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 22:47:41,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 22:47:41,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 22:47:41,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 22:47:41,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 22:47:41,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 22:47:41,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 22:47:41,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 22:47:41,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 22:47:41,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 22:47:41,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 22:47:41,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 22:47:41,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 22:47:41,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 22:47:41,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 22:47:41,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 22:47:41,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 22:47:41,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 22:47:41,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 22:47:41,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 22:47:41,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 22:47:41,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 22:47:41,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 22:47:41,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 22:47:41,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 22:47:41,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 22:47:41,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 22:47:41,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 22:47:41,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 22:47:41,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 22:47:41,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 22:47:41,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 22:47:41,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 22:47:41,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 22:47:41,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 22:47:41,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 22:47:41,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 22:47:41,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 22:47:41,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 22:47:41,313 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 [2020-10-13 22:47:41,339 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 22:47:41,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 22:47:41,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 22:47:41,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 22:47:41,340 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 22:47:41,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 22:47:41,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 22:47:41,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 22:47:41,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 22:47:41,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 22:47:41,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 22:47:41,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 22:47:41,342 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 22:47:41,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 22:47:41,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 22:47:41,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 22:47:41,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 22:47:41,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 22:47:41,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 22:47:41,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 22:47:41,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 22:47:41,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 22:47:41,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 22:47:41,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 22:47:41,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 22:47:41,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 22:47:41,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 22:47:41,345 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 22:47:41,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 22:47:41,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 22:47:41,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 22:47:41,647 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 22:47:41,648 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 22:47:41,648 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--staging--lustre--lustre--osc--osc.ko-entry_point.cil.out.i [2020-10-13 22:47:41,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff1ea437c/e9364f033e6d46d788d31c2dc545b1a9/FLAG6e6caf876 [2020-10-13 22:47:42,931 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 22:47:42,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--staging--lustre--lustre--osc--osc.ko-entry_point.cil.out.i [2020-10-13 22:47:43,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff1ea437c/e9364f033e6d46d788d31c2dc545b1a9/FLAG6e6caf876 [2020-10-13 22:47:43,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff1ea437c/e9364f033e6d46d788d31c2dc545b1a9 [2020-10-13 22:47:43,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 22:47:43,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 22:47:43,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 22:47:43,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 22:47:43,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 22:47:43,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:47:43" (1/1) ... [2020-10-13 22:47:43,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6e094a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:43, skipping insertion in model container [2020-10-13 22:47:43,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:47:43" (1/1) ... [2020-10-13 22:47:43,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 22:47:43,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 22:47:54,775 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: osc_key_init_generic [2020-10-13 22:47:54,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1756a958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:47:54, skipping insertion in model container [2020-10-13 22:47:54,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 22:47:54,777 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-13 22:47:54,781 INFO L168 Benchmark]: Toolchain (without parser) took 11225.94 ms. Allocated memory was 176.7 MB in the beginning and 329.3 MB in the end (delta: 152.6 MB). Free memory was 114.4 MB in the beginning and 201.3 MB in the end (delta: -86.9 MB). Peak memory consumption was 157.2 MB. Max. memory is 7.1 GB. [2020-10-13 22:47:54,782 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-13 22:47:54,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11218.66 ms. Allocated memory was 176.7 MB in the beginning and 329.3 MB in the end (delta: 152.6 MB). Free memory was 113.3 MB in the beginning and 201.3 MB in the end (delta: -88.0 MB). Peak memory consumption was 156.1 MB. Max. memory is 7.1 GB. [2020-10-13 22:47:54,785 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 11218.66 ms. Allocated memory was 176.7 MB in the beginning and 329.3 MB in the end (delta: 152.6 MB). Free memory was 113.3 MB in the beginning and 201.3 MB in the end (delta: -88.0 MB). Peak memory consumption was 156.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18794]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: osc_key_init_generic RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...