./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer --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=/tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer --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 0.2.0-a4ecdab [2020-11-28 03:01:19,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:01:19,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:01:19,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:01:19,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:01:19,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:01:19,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:01:19,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:01:19,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:01:19,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:01:19,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:01:19,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:01:19,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:01:19,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:01:19,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:01:19,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:01:19,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:01:19,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:01:19,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:01:19,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:01:19,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:01:19,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:01:19,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:01:19,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:01:19,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:01:19,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:01:19,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:01:19,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:01:19,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:01:19,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:01:19,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:01:19,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:01:19,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:01:19,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:01:19,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:01:19,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:01:19,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:01:19,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:01:19,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:01:19,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:01:19,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:01:19,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:01:19,319 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:01:19,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:01:19,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:01:19,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:01:19,325 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:01:19,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:01:19,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:01:19,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:01:19,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:01:19,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:01:19,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:01:19,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:01:19,327 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:01:19,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:01:19,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:01:19,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:01:19,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:01:19,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:01:19,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:01:19,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:01:19,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:01:19,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:01:19,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:01:19,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:01:19,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:01:19,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:01:19,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:01:19,331 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2020-11-28 03:01:19,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:01:19,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:01:19,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:01:19,638 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:01:19,639 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:01:19,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/../../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 [2020-11-28 03:01:19,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/f63da0bd5/b6f40cc4f482463ba83444692b12cfe2/FLAGe4becec3e [2020-11-28 03:01:21,703 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:01:21,705 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/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 [2020-11-28 03:01:21,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/f63da0bd5/b6f40cc4f482463ba83444692b12cfe2/FLAGe4becec3e [2020-11-28 03:01:22,116 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/f63da0bd5/b6f40cc4f482463ba83444692b12cfe2 [2020-11-28 03:01:22,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:01:22,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:01:22,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:22,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:01:22,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:01:22,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:22" (1/1) ... [2020-11-28 03:01:22,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd4923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:22, skipping insertion in model container [2020-11-28 03:01:22,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:22" (1/1) ... [2020-11-28 03:01:22,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:01:22,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:01:33,162 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 [2020-11-28 03:01:33,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7aa0341f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:33, skipping insertion in model container [2020-11-28 03:01:33,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:33,164 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:01:33,167 INFO L168 Benchmark]: Toolchain (without parser) took 11042.70 ms. Allocated memory was 159.4 MB in the beginning and 241.2 MB in the end (delta: 81.8 MB). Free memory was 103.3 MB in the beginning and 88.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 116.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:33,168 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory was 62.0 MB in the beginning and 62.0 MB in the end (delta: 42.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:01:33,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11038.48 ms. Allocated memory was 159.4 MB in the beginning and 241.2 MB in the end (delta: 81.8 MB). Free memory was 103.3 MB in the beginning and 88.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 116.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:33,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory was 62.0 MB in the beginning and 62.0 MB in the end (delta: 42.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11038.48 ms. Allocated memory was 159.4 MB in the beginning and 241.2 MB in the end (delta: 81.8 MB). Free memory was 103.3 MB in the beginning and 88.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 116.8 MB. Max. memory is 16.1 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 0.2.0-a4ecdab [2020-11-28 03:01:35,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:01:35,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:01:35,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:01:35,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:01:35,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:01:35,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:01:35,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:01:35,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:01:35,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:01:35,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:01:35,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:01:35,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:01:35,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:01:35,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:01:35,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:01:35,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:01:35,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:01:35,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:01:35,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:01:35,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:01:35,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:01:35,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:01:35,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:01:35,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:01:35,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:01:35,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:01:35,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:01:35,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:01:35,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:01:35,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:01:35,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:01:35,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:01:35,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:01:35,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:01:35,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:01:35,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:01:35,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:01:35,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:01:35,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:01:35,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:01:35,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:01:35,649 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:01:35,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:01:35,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:01:35,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:01:35,654 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:01:35,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:01:35,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:01:35,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:01:35,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:01:35,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:01:35,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:01:35,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:01:35,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:01:35,657 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:01:35,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:01:35,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:01:35,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:01:35,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:01:35,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:01:35,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:01:35,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:01:35,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:01:35,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:01:35,659 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:01:35,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:01:35,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:01:35,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:01:35,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:01:35,660 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:01:35,661 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2020-11-28 03:01:36,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:01:36,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:01:36,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:01:36,132 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:01:36,133 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:01:36,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/../../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 [2020-11-28 03:01:36,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/dce5b983f/24f10f61d1f74f6184458f65dcbfd863/FLAG96ed9304c [2020-11-28 03:01:37,995 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:01:37,996 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/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 [2020-11-28 03:01:38,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/dce5b983f/24f10f61d1f74f6184458f65dcbfd863/FLAG96ed9304c [2020-11-28 03:01:38,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10e8b318-299b-43b4-8df5-2882eaf92e11/bin/uautomizer/data/dce5b983f/24f10f61d1f74f6184458f65dcbfd863 [2020-11-28 03:01:38,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:01:38,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:01:38,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:38,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:01:38,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:01:38,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:38" (1/1) ... [2020-11-28 03:01:38,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c61cf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:38, skipping insertion in model container [2020-11-28 03:01:38,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:38" (1/1) ... [2020-11-28 03:01:38,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:01:39,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:01:49,586 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 [2020-11-28 03:01:49,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1aaf768c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:49, skipping insertion in model container [2020-11-28 03:01:49,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:01:49,588 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:01:49,592 INFO L168 Benchmark]: Toolchain (without parser) took 10966.03 ms. Allocated memory was 130.0 MB in the beginning and 293.6 MB in the end (delta: 163.6 MB). Free memory was 70.4 MB in the beginning and 130.4 MB in the end (delta: -60.0 MB). Peak memory consumption was 119.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:49,594 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 58.7 MB. Free memory was 40.6 MB in the beginning and 40.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:01:49,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10962.62 ms. Allocated memory was 130.0 MB in the beginning and 293.6 MB in the end (delta: 163.6 MB). Free memory was 70.4 MB in the beginning and 130.4 MB in the end (delta: -60.0 MB). Peak memory consumption was 119.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:01:49,599 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 58.7 MB. Free memory was 40.6 MB in the beginning and 40.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10962.62 ms. Allocated memory was 130.0 MB in the beginning and 293.6 MB in the end (delta: 163.6 MB). Free memory was 70.4 MB in the beginning and 130.4 MB in the end (delta: -60.0 MB). Peak memory consumption was 119.8 MB. Max. memory is 16.1 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...