./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 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-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf ......................................................................................................................... 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-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf ........................................................................................................................... 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 04:42:21,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:42:21,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:42:21,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:42:21,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:42:21,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:42:21,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:42:21,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:42:21,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:42:21,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:42:21,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:42:21,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:42:21,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:42:21,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:42:21,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:42:21,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:42:21,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:42:21,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:42:21,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:42:21,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:42:21,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:42:21,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:42:21,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:42:21,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:42:21,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:42:21,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:42:21,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:42:21,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:42:21,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:42:21,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:42:21,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:42:21,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:42:21,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:42:21,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:42:21,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:42:21,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:42:21,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:42:21,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:42:21,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:42:21,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:42:21,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:42:21,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:42:21,504 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:42:21,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:42:21,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:42:21,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:42:21,508 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:42:21,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:42:21,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:42:21,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:42:21,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:42:21,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:42:21,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:42:21,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:42:21,511 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:42:21,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:42:21,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:42:21,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:42:21,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:42:21,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:42:21,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:42:21,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:42:21,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:42:21,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:42:21,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:42:21,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:42:21,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:42:21,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:42:21,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:42:21,517 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 -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2020-10-20 04:42:21,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:42:21,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:42:21,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:42:21,761 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:42:21,761 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:42:21,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2020-10-20 04:42:21,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1431ca27f/421261b5a10d491abd17903db8c82fa7/FLAG5b48e4a10 [2020-10-20 04:42:23,732 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:42:23,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2020-10-20 04:42:23,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1431ca27f/421261b5a10d491abd17903db8c82fa7/FLAG5b48e4a10 [2020-10-20 04:42:24,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1431ca27f/421261b5a10d491abd17903db8c82fa7 [2020-10-20 04:42:24,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:42:24,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:42:24,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:42:24,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:42:24,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:42:24,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:42:24" (1/1) ... [2020-10-20 04:42:24,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18831676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:42:24, skipping insertion in model container [2020-10-20 04:42:24,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:42:24" (1/1) ... [2020-10-20 04:42:24,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:42:24,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:42:34,592 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 [2020-10-20 04:42:34,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@537429b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:42:34, skipping insertion in model container [2020-10-20 04:42:34,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:42:34,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:42:34,599 INFO L168 Benchmark]: Toolchain (without parser) took 10291.17 ms. Allocated memory was 73.9 MB in the beginning and 125.8 MB in the end (delta: 51.9 MB). Free memory was 31.3 MB in the beginning and 33.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 65.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:42:34,600 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 11.7 MB in the beginning and 11.7 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 04:42:34,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10282.89 ms. Allocated memory was 73.9 MB in the beginning and 125.8 MB in the end (delta: 51.9 MB). Free memory was 30.4 MB in the beginning and 33.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 64.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:42:34,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 11.7 MB in the beginning and 11.7 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 10282.89 ms. Allocated memory was 73.9 MB in the beginning and 125.8 MB in the end (delta: 51.9 MB). Free memory was 30.4 MB in the beginning and 33.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 64.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: 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 0.1.25-9a8b2e8 [2020-10-20 04:42:36,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:42:36,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:42:36,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:42:36,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:42:36,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:42:36,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:42:36,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:42:36,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:42:36,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:42:36,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:42:36,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:42:36,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:42:36,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:42:36,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:42:36,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:42:36,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:42:36,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:42:36,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:42:36,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:42:36,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:42:36,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:42:36,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:42:36,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:42:36,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:42:36,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:42:36,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:42:36,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:42:36,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:42:36,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:42:36,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:42:36,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:42:36,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:42:36,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:42:36,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:42:36,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:42:36,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:42:36,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:42:36,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:42:36,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:42:36,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:42:36,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:42:36,644 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:42:36,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:42:36,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:42:36,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:42:36,646 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:42:36,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:42:36,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:42:36,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:42:36,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:42:36,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:42:36,649 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:42:36,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:42:36,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:42:36,650 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:42:36,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:42:36,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:42:36,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:42:36,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:42:36,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:42:36,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:42:36,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:42:36,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:42:36,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:42:36,652 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:42:36,652 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:42:36,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:42:36,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:42:36,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:42:36,653 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:42:36,654 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 -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2020-10-20 04:42:36,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:42:36,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:42:36,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:42:36,887 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:42:36,887 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:42:36,888 INFO L432 ainManager$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--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2020-10-20 04:42:36,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6053a350/0f2af9640a084a0983e3a58310d6bb5b/FLAGe615b8407 [2020-10-20 04:42:38,620 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:42:38,621 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 [2020-10-20 04:42:38,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6053a350/0f2af9640a084a0983e3a58310d6bb5b/FLAGe615b8407 [2020-10-20 04:42:38,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6053a350/0f2af9640a084a0983e3a58310d6bb5b [2020-10-20 04:42:38,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:42:38,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:42:38,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:42:38,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:42:38,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:42:38,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:42:38" (1/1) ... [2020-10-20 04:42:38,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5ec251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:42:38, skipping insertion in model container [2020-10-20 04:42:38,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:42:38" (1/1) ... [2020-10-20 04:42:38,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:42:39,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:42:48,730 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 [2020-10-20 04:42:48,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59367e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:42:48, skipping insertion in model container [2020-10-20 04:42:48,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:42:48,732 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:42:48,736 INFO L168 Benchmark]: Toolchain (without parser) took 9945.40 ms. Allocated memory was 62.9 MB in the beginning and 122.2 MB in the end (delta: 59.2 MB). Free memory was 20.7 MB in the beginning and 21.4 MB in the end (delta: -736.6 kB). Peak memory consumption was 70.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:42:48,737 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 34.6 MB. Free memory was 11.6 MB in the beginning and 11.5 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. [2020-10-20 04:42:48,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9934.77 ms. Allocated memory was 62.9 MB in the beginning and 122.2 MB in the end (delta: 59.2 MB). Free memory was 19.9 MB in the beginning and 21.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 69.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:42:48,741 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 34.6 MB. Free memory was 11.6 MB in the beginning and 11.5 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 9934.77 ms. Allocated memory was 62.9 MB in the beginning and 122.2 MB in the end (delta: 59.2 MB). Free memory was 19.9 MB in the beginning and 21.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 69.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: 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...