./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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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-32_7a-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 495f3ca83429be502b8d46d0b50dc687894dce87 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-32_7a-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 495f3ca83429be502b8d46d0b50dc687894dce87 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 02:08:38,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:08:38,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:08:38,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:08:38,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:08:38,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:08:38,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:08:38,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:08:38,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:08:38,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:08:38,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:08:38,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:08:38,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:08:38,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:08:38,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:08:38,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:08:38,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:08:38,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:08:38,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:08:38,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:08:38,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:08:38,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:08:38,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:08:38,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:08:38,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:08:38,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:08:38,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:08:38,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:08:38,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:08:38,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:08:38,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:08:38,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:08:38,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:08:38,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:08:38,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:08:38,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:08:38,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:08:38,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:08:38,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:08:38,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:08:38,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:08:38,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 02:08:38,489 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:08:38,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:08:38,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:08:38,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:08:38,492 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:08:38,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:08:38,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 02:08:38,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:08:38,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:08:38,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:08:38,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:08:38,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:08:38,494 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:08:38,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:08:38,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:08:38,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:08:38,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:08:38,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:08:38,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:08:38,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:08:38,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:08:38,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:08:38,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 02:08:38,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 02:08:38,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:08:38,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:08:38,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:08:38,498 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2020-10-26 02:08:38,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:08:38,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:08:38,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:08:38,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:08:38,931 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:08:38,932 INFO L432 ainManager$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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2020-10-26 02:08:39,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db2f69d1/f225cc3b00ab4e699648a82a8e61c2bc/FLAGe4233c52d [2020-10-26 02:08:41,380 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:08:41,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2020-10-26 02:08:41,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db2f69d1/f225cc3b00ab4e699648a82a8e61c2bc/FLAGe4233c52d [2020-10-26 02:08:42,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db2f69d1/f225cc3b00ab4e699648a82a8e61c2bc [2020-10-26 02:08:42,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:08:42,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:08:42,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:08:42,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:08:42,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:08:42,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:08:42" (1/1) ... [2020-10-26 02:08:42,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7173d7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:08:42, skipping insertion in model container [2020-10-26 02:08:42,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:08:42" (1/1) ... [2020-10-26 02:08:42,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:08:42,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:08:55,447 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-10-26 02:08:55,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a5777a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:08:55, skipping insertion in model container [2020-10-26 02:08:55,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:08:55,449 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:08:55,453 INFO L168 Benchmark]: Toolchain (without parser) took 13423.93 ms. Allocated memory was 77.6 MB in the beginning and 228.6 MB in the end (delta: 151.0 MB). Free memory was 30.5 MB in the beginning and 96.5 MB in the end (delta: -66.0 MB). Peak memory consumption was 93.2 MB. Max. memory is 16.1 GB. [2020-10-26 02:08:55,454 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 35.7 MB. Free memory was 21.3 MB in the beginning and 21.3 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:08:55,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13414.46 ms. Allocated memory was 77.6 MB in the beginning and 228.6 MB in the end (delta: 151.0 MB). Free memory was 29.8 MB in the beginning and 96.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 91.1 MB. Max. memory is 16.1 GB. [2020-10-26 02:08:55,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 35.7 MB. Free memory was 21.3 MB in the beginning and 21.3 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 13414.46 ms. Allocated memory was 77.6 MB in the beginning and 228.6 MB in the end (delta: 151.0 MB). Free memory was 29.8 MB in the beginning and 96.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 91.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 02:08:57,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:08:57,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:08:58,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:08:58,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:08:58,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:08:58,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:08:58,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:08:58,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:08:58,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:08:58,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:08:58,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:08:58,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:08:58,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:08:58,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:08:58,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:08:58,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:08:58,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:08:58,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:08:58,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:08:58,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:08:58,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:08:58,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:08:58,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:08:58,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:08:58,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:08:58,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:08:58,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:08:58,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:08:58,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:08:58,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:08:58,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:08:58,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:08:58,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:08:58,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:08:58,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:08:58,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:08:58,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:08:58,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:08:58,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:08:58,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:08:58,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 02:08:58,119 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:08:58,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:08:58,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:08:58,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:08:58,121 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:08:58,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:08:58,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:08:58,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:08:58,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:08:58,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:08:58,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 02:08:58,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 02:08:58,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:08:58,124 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:08:58,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:08:58,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:08:58,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:08:58,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:08:58,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:08:58,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:08:58,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:08:58,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:08:58,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:08:58,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 02:08:58,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 02:08:58,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:08:58,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:08:58,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:08:58,128 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 02:08:58,128 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2020-10-26 02:08:58,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:08:58,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:08:58,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:08:58,588 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:08:58,591 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:08:58,592 INFO L432 ainManager$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-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2020-10-26 02:08:58,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de72018a/8a76959153e44a1e97cda9dbd1566319/FLAG45e06a9ee [2020-10-26 02:09:00,768 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:09:00,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2020-10-26 02:09:00,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de72018a/8a76959153e44a1e97cda9dbd1566319/FLAG45e06a9ee [2020-10-26 02:09:01,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de72018a/8a76959153e44a1e97cda9dbd1566319 [2020-10-26 02:09:01,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:09:01,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:09:01,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:09:01,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:09:01,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:09:01,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:09:01" (1/1) ... [2020-10-26 02:09:01,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cc5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:09:01, skipping insertion in model container [2020-10-26 02:09:01,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:09:01" (1/1) ... [2020-10-26 02:09:01,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:09:01,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:09:13,761 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-10-26 02:09:13,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ac413 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:09:13, skipping insertion in model container [2020-10-26 02:09:13,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:09:13,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:09:13,767 INFO L168 Benchmark]: Toolchain (without parser) took 12620.75 ms. Allocated memory was 125.8 MB in the beginning and 251.7 MB in the end (delta: 125.8 MB). Free memory was 66.4 MB in the beginning and 90.9 MB in the end (delta: -24.6 MB). Peak memory consumption was 112.5 MB. Max. memory is 16.1 GB. [2020-10-26 02:09:13,769 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 44.0 MB. Free memory is still 29.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:09:13,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12610.65 ms. Allocated memory was 125.8 MB in the beginning and 251.7 MB in the end (delta: 125.8 MB). Free memory was 65.6 MB in the beginning and 90.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:09:13,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 44.0 MB. Free memory is still 29.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12610.65 ms. Allocated memory was 125.8 MB in the beginning and 251.7 MB in the end (delta: 125.8 MB). Free memory was 65.6 MB in the beginning and 90.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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...