./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--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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--staging--lustre--lustre--obdecho--obdecho.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 b58244a62f709f254e74ac864137244f6efd10d4883a95f462ea93de91500a94 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:34:43,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:34:43,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:34:43,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:34:43,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:34:43,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:34:43,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:34:43,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:34:43,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:34:43,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:34:43,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:34:43,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:34:43,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:34:43,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:34:43,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:34:43,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:34:43,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:34:43,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:34:43,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:34:43,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:34:43,615 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:34:43,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:34:43,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:34:43,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:34:43,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:34:43,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:34:43,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:34:43,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:34:43,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:34:43,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:34:43,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:34:43,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:34:43,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:34:43,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:34:43,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:34:43,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:34:43,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:34:43,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:34:43,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:34:43,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:34:43,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:34:43,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:34:43,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:34:43,671 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:34:43,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:34:43,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:34:43,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:34:43,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:34:43,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:34:43,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:34:43,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:34:43,675 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:34:43,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:34:43,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:34:43,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:34:43,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:34:43,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:34:43,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:34:43,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:34:43,677 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:34:43,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:34:43,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:34:43,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:34:43,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:34:43,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:34:43,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:34:43,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:34:43,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:34:43,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:34:43,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:34:43,679 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:34:43,679 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:34:43,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:34:43,680 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58244a62f709f254e74ac864137244f6efd10d4883a95f462ea93de91500a94 [2022-07-20 01:34:43,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:34:43,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:34:43,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:34:43,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:34:43,973 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:34:43,974 INFO L432 ainManager$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--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2022-07-20 01:34:44,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8fcfa4a/4dff78ba7568454fb757540a2cb62324/FLAG140459eee [2022-07-20 01:34:44,977 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:34:44,978 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--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2022-07-20 01:34:45,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8fcfa4a/4dff78ba7568454fb757540a2cb62324/FLAG140459eee [2022-07-20 01:34:45,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8fcfa4a/4dff78ba7568454fb757540a2cb62324 [2022-07-20 01:34:45,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:34:45,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:34:45,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:34:45,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:34:45,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:34:45,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:34:45" (1/1) ... [2022-07-20 01:34:45,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55447308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:34:45, skipping insertion in model container [2022-07-20 01:34:45,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:34:45" (1/1) ... [2022-07-20 01:34:45,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:34:45,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:34:48,366 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~int [2022-07-20 01:34:48,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@691be058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:34:48, skipping insertion in model container [2022-07-20 01:34:48,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:34:48,368 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 01:34:48,370 INFO L158 Benchmark]: Toolchain (without parser) took 2816.99ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 79.3MB in the beginning and 82.5MB in the end (delta: -3.1MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-07-20 01:34:48,372 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 01:34:48,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2814.26ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 79.3MB in the beginning and 82.5MB in the end (delta: -3.1MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-07-20 01:34:48,375 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2814.26ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 79.3MB in the beginning and 82.5MB in the end (delta: -3.1MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11524]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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--staging--lustre--lustre--obdecho--obdecho.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 b58244a62f709f254e74ac864137244f6efd10d4883a95f462ea93de91500a94 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:34:50,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:34:50,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:34:50,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:34:50,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:34:50,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:34:50,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:34:50,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:34:50,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:34:50,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:34:50,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:34:50,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:34:50,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:34:50,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:34:50,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:34:50,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:34:50,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:34:50,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:34:50,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:34:50,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:34:50,353 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:34:50,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:34:50,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:34:50,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:34:50,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:34:50,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:34:50,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:34:50,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:34:50,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:34:50,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:34:50,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:34:50,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:34:50,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:34:50,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:34:50,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:34:50,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:34:50,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:34:50,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:34:50,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:34:50,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:34:50,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:34:50,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:34:50,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 01:34:50,412 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:34:50,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:34:50,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:34:50,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:34:50,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:34:50,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:34:50,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:34:50,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:34:50,416 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:34:50,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:34:50,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:34:50,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:34:50,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:34:50,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:34:50,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 01:34:50,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 01:34:50,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 01:34:50,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:34:50,418 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:34:50,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:34:50,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:34:50,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:34:50,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:34:50,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:34:50,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:34:50,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:34:50,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:34:50,420 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 01:34:50,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 01:34:50,420 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:34:50,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:34:50,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:34:50,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 01:34:50,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58244a62f709f254e74ac864137244f6efd10d4883a95f462ea93de91500a94 [2022-07-20 01:34:50,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:34:50,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:34:50,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:34:50,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:34:50,764 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:34:50,766 INFO L432 ainManager$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--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2022-07-20 01:34:50,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c26b44bac/66fcb97ee2b64f1cb165d12895506093/FLAG68a4d43b2 [2022-07-20 01:34:51,729 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:34:51,730 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--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2022-07-20 01:34:51,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c26b44bac/66fcb97ee2b64f1cb165d12895506093/FLAG68a4d43b2 [2022-07-20 01:34:52,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c26b44bac/66fcb97ee2b64f1cb165d12895506093 [2022-07-20 01:34:52,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:34:52,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:34:52,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:34:52,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:34:52,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:34:52,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:34:52" (1/1) ... [2022-07-20 01:34:52,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366acebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:34:52, skipping insertion in model container [2022-07-20 01:34:52,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:34:52" (1/1) ... [2022-07-20 01:34:52,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:34:52,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:34:55,056 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~C_INT [2022-07-20 01:34:55,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50cc0ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:34:55, skipping insertion in model container [2022-07-20 01:34:55,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:34:55,058 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 01:34:55,060 INFO L158 Benchmark]: Toolchain (without parser) took 2902.37ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 39.4MB in the beginning and 73.7MB in the end (delta: -34.3MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-07-20 01:34:55,060 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 01:34:55,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2900.32ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 39.2MB in the beginning and 73.7MB in the end (delta: -34.4MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-07-20 01:34:55,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2900.32ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 39.2MB in the beginning and 73.7MB in the end (delta: -34.4MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11524]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN