./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--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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--wireless--iwlwifi--iwlwifi.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 412473581f9002029d8f1292b2d7afcfc2c90cc1 ......................................................................................................................... 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_1.3.100.v20150511-1540.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--wireless--iwlwifi--iwlwifi.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 412473581f9002029d8f1292b2d7afcfc2c90cc1 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:30:13,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:30:13,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:30:14,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:30:14,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:30:14,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:30:14,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:30:14,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:30:14,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:30:14,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:30:14,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:30:14,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:30:14,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:30:14,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:30:14,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:30:14,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:30:14,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:30:14,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:30:14,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:30:14,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:30:14,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:30:14,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:30:14,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:30:14,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:30:14,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:30:14,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:30:14,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:30:14,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:30:14,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:30:14,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:30:14,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:30:14,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:30:14,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:30:14,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:30:14,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:30:14,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:30:14,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:30:14,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:30:14,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:30:14,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:30:14,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:30:14,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:30:14,150 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:30:14,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:30:14,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:30:14,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:30:14,152 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:30:14,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:30:14,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:30:14,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:30:14,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:30:14,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:30:14,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:30:14,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:30:14,154 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:30:14,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:30:14,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:30:14,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:30:14,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:30:14,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:30:14,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:30:14,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:30:14,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:30:14,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:30:14,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:30:14,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:30:14,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:30:14,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:30:14,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:30:14,158 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-10-20 04:30:14,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:30:14,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:30:14,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:30:14,384 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:30:14,384 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:30:14,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-10-20 04:30:14,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69abf4c8/5bede5f7bf9f446d9447a1eb3c17b1a9/FLAGd298bde92 [2020-10-20 04:30:16,038 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:30:16,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-10-20 04:30:16,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69abf4c8/5bede5f7bf9f446d9447a1eb3c17b1a9/FLAGd298bde92 [2020-10-20 04:30:16,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69abf4c8/5bede5f7bf9f446d9447a1eb3c17b1a9 [2020-10-20 04:30:16,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:30:16,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:30:16,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:16,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:30:16,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:30:16,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:16" (1/1) ... [2020-10-20 04:30:16,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db35233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:16, skipping insertion in model container [2020-10-20 04:30:16,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:16" (1/1) ... [2020-10-20 04:30:16,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:30:16,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:30:19,329 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-10-20 04:30:19,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bc023bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:19, skipping insertion in model container [2020-10-20 04:30:19,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:19,331 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:30:19,334 INFO L168 Benchmark]: Toolchain (without parser) took 3069.49 ms. Allocated memory was 59.8 MB in the beginning and 91.2 MB in the end (delta: 31.5 MB). Free memory was 20.1 MB in the beginning and 38.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 35.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:19,335 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory is still 12.7 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 04:30:19,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3061.56 ms. Allocated memory was 59.8 MB in the beginning and 91.2 MB in the end (delta: 31.5 MB). Free memory was 19.4 MB in the beginning and 38.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:19,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory is still 12.7 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3061.56 ms. Allocated memory was 59.8 MB in the beginning and 91.2 MB in the end (delta: 31.5 MB). Free memory was 19.4 MB in the beginning and 38.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:30:21,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:30:21,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:30:21,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:30:21,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:30:21,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:30:21,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:30:21,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:30:21,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:30:21,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:30:21,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:30:21,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:30:21,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:30:21,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:30:21,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:30:21,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:30:21,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:30:21,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:30:21,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:30:21,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:30:21,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:30:21,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:30:21,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:30:21,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:30:21,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:30:21,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:30:21,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:30:21,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:30:21,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:30:21,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:30:21,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:30:21,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:30:21,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:30:21,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:30:21,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:30:21,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:30:21,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:30:21,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:30:21,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:30:21,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:30:21,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:30:21,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:30:21,480 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:30:21,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:30:21,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:30:21,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:30:21,483 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:30:21,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:30:21,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:30:21,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:30:21,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:30:21,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:30:21,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:30:21,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:30:21,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:30:21,487 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:30:21,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:30:21,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:30:21,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:30:21,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:30:21,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:30:21,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:30:21,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:30:21,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:30:21,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:30:21,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:30:21,489 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:30:21,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:30:21,490 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:30:21,490 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:30:21,490 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:30:21,490 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 412473581f9002029d8f1292b2d7afcfc2c90cc1 [2020-10-20 04:30:21,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:30:21,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:30:21,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:30:21,743 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:30:21,743 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:30:21,744 INFO L432 ainManager$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--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-10-20 04:30:21,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3850dd0a/baf8663ff44d4bb8b02e8b5684ec6285/FLAG7667323fb [2020-10-20 04:30:23,264 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:30:23,265 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--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-10-20 04:30:23,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3850dd0a/baf8663ff44d4bb8b02e8b5684ec6285/FLAG7667323fb [2020-10-20 04:30:23,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3850dd0a/baf8663ff44d4bb8b02e8b5684ec6285 [2020-10-20 04:30:23,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:30:23,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:30:23,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:23,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:30:23,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:30:23,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:23" (1/1) ... [2020-10-20 04:30:23,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32135a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:23, skipping insertion in model container [2020-10-20 04:30:23,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:23" (1/1) ... [2020-10-20 04:30:23,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:30:24,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:30:26,580 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-10-20 04:30:26,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cded948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:26, skipping insertion in model container [2020-10-20 04:30:26,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:26,582 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:30:26,585 INFO L168 Benchmark]: Toolchain (without parser) took 2866.35 ms. Allocated memory was 53.5 MB in the beginning and 89.7 MB in the end (delta: 36.2 MB). Free memory was 15.9 MB in the beginning and 22.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 37.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:26,587 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 30.9 MB. Free memory was 5.9 MB in the beginning and 5.9 MB in the end (delta: 43.4 kB). Peak memory consumption was 43.4 kB. Max. memory is 14.3 GB. [2020-10-20 04:30:26,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2856.49 ms. Allocated memory was 53.5 MB in the beginning and 89.7 MB in the end (delta: 36.2 MB). Free memory was 15.0 MB in the beginning and 22.6 MB in the end (delta: -7.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:26,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 30.9 MB. Free memory was 5.9 MB in the beginning and 5.9 MB in the end (delta: 43.4 kB). Peak memory consumption was 43.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2856.49 ms. Allocated memory was 53.5 MB in the beginning and 89.7 MB in the end (delta: 36.2 MB). Free memory was 15.0 MB in the beginning and 22.6 MB in the end (delta: -7.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...