/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 19:49:39,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 19:49:39,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 19:49:39,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 19:49:39,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 19:49:39,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 19:49:39,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 19:49:39,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 19:49:39,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 19:49:39,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 19:49:39,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 19:49:39,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 19:49:39,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 19:49:39,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 19:49:39,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 19:49:39,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 19:49:39,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 19:49:39,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 19:49:39,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 19:49:39,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 19:49:39,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 19:49:39,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 19:49:39,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 19:49:39,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 19:49:39,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 19:49:39,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 19:49:39,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 19:49:39,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 19:49:39,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 19:49:39,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 19:49:39,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 19:49:39,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 19:49:39,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 19:49:39,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 19:49:39,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 19:49:39,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 19:49:39,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 19:49:39,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 19:49:39,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 19:49:39,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 19:49:39,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 19:49:39,609 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 [2020-10-29 19:49:39,636 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 19:49:39,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 19:49:39,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 19:49:39,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 19:49:39,639 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 19:49:39,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 19:49:39,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 19:49:39,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 19:49:39,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 19:49:39,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 19:49:39,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 19:49:39,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 19:49:39,642 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 19:49:39,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 19:49:39,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 19:49:39,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 19:49:39,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 19:49:39,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 19:49:39,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 19:49:39,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 19:49:39,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 19:49:39,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 19:49:39,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 19:49:39,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 19:49:39,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 19:49:39,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 19:49:39,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 19:49:39,647 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 19:49:40,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 19:49:40,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 19:49:40,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 19:49:40,120 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 19:49:40,121 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 19:49:40,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-29 19:49:40,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d31ad889/4e78219ca95a4ea9ba89178f34f0dc4b/FLAG818049f40 [2020-10-29 19:49:41,295 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 19:49:41,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-29 19:49:41,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d31ad889/4e78219ca95a4ea9ba89178f34f0dc4b/FLAG818049f40 [2020-10-29 19:49:41,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d31ad889/4e78219ca95a4ea9ba89178f34f0dc4b [2020-10-29 19:49:41,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 19:49:41,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 19:49:41,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 19:49:41,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 19:49:41,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 19:49:41,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 07:49:41" (1/1) ... [2020-10-29 19:49:41,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d324509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:49:41, skipping insertion in model container [2020-10-29 19:49:41,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 07:49:41" (1/1) ... [2020-10-29 19:49:41,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 19:49:41,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 19:49:44,338 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-29 19:49:44,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13d979a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 07:49:44, skipping insertion in model container [2020-10-29 19:49:44,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 19:49:44,340 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-29 19:49:44,343 INFO L168 Benchmark]: Toolchain (without parser) took 2745.14 ms. Allocated memory is still 152.0 MB. Free memory was 110.7 MB in the beginning and 82.6 MB in the end (delta: 28.0 MB). Peak memory consumption was 74.1 MB. Max. memory is 8.0 GB. [2020-10-29 19:49:44,344 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 130.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 19:49:44,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2737.23 ms. Allocated memory is still 152.0 MB. Free memory was 109.9 MB in the beginning and 82.6 MB in the end (delta: 27.2 MB). Peak memory consumption was 73.1 MB. Max. memory is 8.0 GB. [2020-10-29 19:49:44,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 130.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2737.23 ms. Allocated memory is still 152.0 MB. Free memory was 109.9 MB in the beginning and 82.6 MB in the end (delta: 27.2 MB). Peak memory consumption was 73.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...