./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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:26:56,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:26:56,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:26:56,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:26:56,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:26:56,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:26:56,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:26:56,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:26:56,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:26:56,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:26:56,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:26:56,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:26:56,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:26:56,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:26:56,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:26:56,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:26:56,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:26:56,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:26:56,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:26:56,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:26:56,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:26:56,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:26:56,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:26:56,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:26:56,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:26:56,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:26:56,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:26:56,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:26:56,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:26:56,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:26:56,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:26:56,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:26:56,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:26:56,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:26:56,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:26:56,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:26:56,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:26:56,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:26:56,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:26:56,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:26:56,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:26:56,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:26:56,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:26:56,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:26:56,616 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:26:56,617 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:26:56,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:26:56,617 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:26:56,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:26:56,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:26:56,618 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:26:56,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:26:56,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:26:56,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:26:56,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:26:56,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:26:56,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:26:56,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:26:56,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:26:56,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:26:56,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:26:56,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:26:56,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:26:56,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:26:56,621 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:26:56,621 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:26:56,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:26:56,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:26:56,622 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-12-21 16:26:56,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:26:56,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:26:56,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:26:56,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:26:56,819 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:26:56,820 INFO L432 ainManager$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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-12-21 16:26:56,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7ee564a/8692996d74bc43969dcf61a9550d3a9d/FLAG4f0bcf69b [2021-12-21 16:26:57,849 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:26:57,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-12-21 16:26:57,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7ee564a/8692996d74bc43969dcf61a9550d3a9d/FLAG4f0bcf69b [2021-12-21 16:26:58,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7ee564a/8692996d74bc43969dcf61a9550d3a9d [2021-12-21 16:26:58,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:26:58,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:26:58,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:26:58,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:26:58,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:26:58,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:26:58" (1/1) ... [2021-12-21 16:26:58,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a08ad73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:58, skipping insertion in model container [2021-12-21 16:26:58,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:26:58" (1/1) ... [2021-12-21 16:26:58,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:26:58,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:27:06,741 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-12-21 16:27:06,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70d3359d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:27:06, skipping insertion in model container [2021-12-21 16:27:06,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:27:06,743 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 16:27:06,745 INFO L158 Benchmark]: Toolchain (without parser) took 8621.09ms. Allocated memory was 98.6MB in the beginning and 226.5MB in the end (delta: 127.9MB). Free memory was 49.6MB in the beginning and 101.7MB in the end (delta: -52.1MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2021-12-21 16:27:06,746 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 16:27:06,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8618.20ms. Allocated memory was 98.6MB in the beginning and 226.5MB in the end (delta: 127.9MB). Free memory was 49.3MB in the beginning and 101.7MB in the end (delta: -52.4MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2021-12-21 16:27:06,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8618.20ms. Allocated memory was 98.6MB in the beginning and 226.5MB in the end (delta: 127.9MB). Free memory was 49.3MB in the beginning and 101.7MB in the end (delta: -52.4MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.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 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:27:08,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:27:08,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:27:08,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:27:08,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:27:08,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:27:08,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:27:08,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:27:08,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:27:08,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:27:08,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:27:08,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:27:08,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:27:08,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:27:08,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:27:08,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:27:08,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:27:08,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:27:08,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:27:08,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:27:08,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:27:08,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:27:08,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:27:08,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:27:08,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:27:08,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:27:08,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:27:08,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:27:08,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:27:08,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:27:08,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:27:08,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:27:08,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:27:08,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:27:08,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:27:08,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:27:08,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:27:08,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:27:08,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:27:08,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:27:08,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:27:08,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-21 16:27:08,300 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:27:08,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:27:08,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:27:08,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:27:08,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:27:08,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:27:08,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:27:08,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:27:08,304 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:27:08,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 16:27:08,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 16:27:08,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 16:27:08,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:27:08,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:27:08,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:27:08,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:27:08,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:27:08,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:27:08,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:27:08,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:27:08,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:27:08,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:27:08,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:27:08,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 16:27:08,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bfcf4812af5e26f9fc9286770ff49321403dd0a62be7f1057790820ca1091b7 [2021-12-21 16:27:08,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:27:08,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:27:08,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:27:08,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:27:08,607 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:27:08,608 INFO L432 ainManager$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-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-12-21 16:27:08,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8807dd3f9/67a5788eaeb147c495fc426177f663fd/FLAG95c021a62 [2021-12-21 16:27:09,757 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:27:09,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-12-21 16:27:09,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8807dd3f9/67a5788eaeb147c495fc426177f663fd/FLAG95c021a62 [2021-12-21 16:27:09,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8807dd3f9/67a5788eaeb147c495fc426177f663fd [2021-12-21 16:27:09,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:27:09,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:27:09,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:27:09,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:27:09,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:27:09,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:27:09" (1/1) ... [2021-12-21 16:27:09,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14912f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:27:09, skipping insertion in model container [2021-12-21 16:27:09,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:27:09" (1/1) ... [2021-12-21 16:27:09,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:27:10,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:27:18,479 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-12-21 16:27:18,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51595e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:27:18, skipping insertion in model container [2021-12-21 16:27:18,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:27:18,480 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 16:27:18,482 INFO L158 Benchmark]: Toolchain (without parser) took 8606.57ms. Allocated memory was 90.2MB in the beginning and 155.2MB in the end (delta: 65.0MB). Free memory was 36.9MB in the beginning and 55.0MB in the end (delta: -18.0MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-12-21 16:27:18,482 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 16:27:18,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8604.17ms. Allocated memory was 90.2MB in the beginning and 155.2MB in the end (delta: 65.0MB). Free memory was 36.7MB in the beginning and 55.0MB in the end (delta: -18.2MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-12-21 16:27:18,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8604.17ms. Allocated memory was 90.2MB in the beginning and 155.2MB in the end (delta: 65.0MB). Free memory was 36.7MB in the beginning and 55.0MB in the end (delta: -18.2MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13620]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~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