./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--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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-32_7a-drivers--target--iscsi--iscsi_target_mod.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 189dd2627829ca434b6d44de0e3f42419a4d1dcd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -Xmx12G -Xms1G -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-32_7a-drivers--target--iscsi--iscsi_target_mod.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 189dd2627829ca434b6d44de0e3f42419a4d1dcd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:14:48,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:14:48,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:14:48,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:14:48,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:14:48,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:14:48,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:14:48,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:14:48,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:14:48,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:14:48,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:14:48,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:14:48,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:14:48,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:14:48,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:14:48,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:14:48,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:14:48,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:14:48,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:14:48,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:14:48,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:14:48,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:14:48,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:14:48,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:14:48,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:14:48,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:14:48,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:14:48,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:14:48,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:14:48,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:14:48,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:14:48,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:14:48,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:14:48,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:14:48,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:14:48,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:14:48,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:14:48,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:14:48,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:14:48,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:14:48,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:14:48,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:14:48,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:14:48,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:14:48,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:14:48,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:14:48,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:14:48,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:14:48,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:14:48,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:14:48,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:14:48,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:14:48,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:14:48,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:14:48,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:14:48,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:14:48,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:14:48,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:14:48,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:14:48,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:14:48,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:14:48,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:14:48,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:14:48,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:14:48,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:14:48,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:14:48,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:14:48,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:14:48,531 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(__VERIFIER_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 -> 189dd2627829ca434b6d44de0e3f42419a4d1dcd [2019-11-27 17:14:49,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:14:49,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:14:49,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:14:49,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:14:49,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:14:49,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2019-11-27 17:14:49,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822e53d15/30e96a1cee9948b5878e36065c083906/FLAGfbc9c8ade [2019-11-27 17:14:52,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:14:52,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2019-11-27 17:14:52,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822e53d15/30e96a1cee9948b5878e36065c083906/FLAGfbc9c8ade [2019-11-27 17:14:52,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822e53d15/30e96a1cee9948b5878e36065c083906 [2019-11-27 17:14:52,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:14:52,982 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:14:52,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:14:52,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:14:53,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:14:53,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:14:52" (1/1) ... [2019-11-27 17:14:53,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:14:53, skipping insertion in model container [2019-11-27 17:14:53,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:14:52" (1/1) ... [2019-11-27 17:14:53,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:14:54,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:15:09,544 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2019-11-27 17:15:09,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54ed46ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:15:09, skipping insertion in model container [2019-11-27 17:15:09,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:15:09,554 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:15:09,566 INFO L168 Benchmark]: Toolchain (without parser) took 16574.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 904.2 MB in the beginning and 937.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 242.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:15:09,567 INFO L168 Benchmark]: CDTParser took 1.86 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:15:09,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 16561.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 904.2 MB in the beginning and 937.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 242.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:15:09,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 16561.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 904.2 MB in the beginning and 937.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 242.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19674]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:15:14,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:15:14,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:15:14,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:15:14,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:15:14,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:15:14,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:15:14,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:15:14,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:15:14,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:15:14,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:15:14,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:15:14,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:15:14,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:15:14,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:15:14,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:15:14,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:15:14,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:15:14,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:15:14,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:15:14,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:15:14,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:15:14,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:15:14,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:15:14,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:15:14,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:15:14,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:15:14,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:15:14,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:15:14,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:15:14,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:15:14,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:15:14,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:15:14,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:15:14,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:15:14,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:15:14,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:15:14,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:15:14,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:15:14,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:15:14,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:15:14,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:15:14,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:15:14,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:15:14,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:15:14,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:15:14,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:15:14,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:15:14,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:15:14,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:15:14,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:15:14,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:15:14,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:15:14,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:15:14,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:15:14,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:15:14,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:15:14,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:15:14,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:15:14,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:15:14,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:15:14,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:15:14,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:15:14,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:15:14,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:15:14,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:15:14,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:15:14,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:15:14,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:15:14,373 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:15:14,374 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(__VERIFIER_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 -> 189dd2627829ca434b6d44de0e3f42419a4d1dcd [2019-11-27 17:15:15,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:15:15,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:15:15,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:15:15,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:15:15,156 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:15:15,158 INFO L428 ainManager$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--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2019-11-27 17:15:15,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628aaaa80/e2ecfd8e0c894fa1a9682e1bd7aa1e3c/FLAG4e62584a0 [2019-11-27 17:15:19,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:15:19,186 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--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2019-11-27 17:15:19,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628aaaa80/e2ecfd8e0c894fa1a9682e1bd7aa1e3c/FLAG4e62584a0 [2019-11-27 17:15:19,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628aaaa80/e2ecfd8e0c894fa1a9682e1bd7aa1e3c [2019-11-27 17:15:19,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:15:19,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:15:19,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:15:19,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:15:19,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:15:19,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:15:19" (1/1) ... [2019-11-27 17:15:19,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58411de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:15:19, skipping insertion in model container [2019-11-27 17:15:19,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:15:19" (1/1) ... [2019-11-27 17:15:19,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:15:20,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:15:40,462 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2019-11-27 17:15:40,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@188ebe30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:15:40, skipping insertion in model container [2019-11-27 17:15:40,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:15:40,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:15:40,478 INFO L168 Benchmark]: Toolchain (without parser) took 20930.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 902.8 MB in the beginning and 915.6 MB in the end (delta: -12.9 MB). Peak memory consumption was 240.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:15:40,483 INFO L168 Benchmark]: CDTParser took 3.05 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:15:40,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 20912.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 902.8 MB in the beginning and 915.6 MB in the end (delta: -12.9 MB). Peak memory consumption was 240.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:15:40,493 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.05 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 20912.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 902.8 MB in the beginning and 915.6 MB in the end (delta: -12.9 MB). Peak memory consumption was 240.8 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19674]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...