./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/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_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0 --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:24:03,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:24:03,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:24:03,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:24:03,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:24:03,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:24:03,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:24:03,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:24:03,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:24:03,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:24:03,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:24:03,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:24:03,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:24:03,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:24:03,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:24:03,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:24:03,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:24:03,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:24:03,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:24:03,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:24:03,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:24:03,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:24:03,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:24:03,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:24:03,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:24:03,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:24:03,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:24:03,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:24:03,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:24:03,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:24:03,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:24:03,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:24:03,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:24:03,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:24:03,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:24:03,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:24:03,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:24:03,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:24:03,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:24:03,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:24:03,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:24:03,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 15:24:03,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:24:03,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:24:03,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:24:03,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:24:03,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:24:03,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:24:03,404 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:24:03,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:24:03,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:24:03,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:24:03,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:24:03,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:24:03,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:24:03,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:24:03,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:24:03,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:24:03,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:24:03,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:24:03,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:24:03,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:24:03,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:24:03,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:24:03,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:24:03,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:24:03,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:24:03,413 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:24:03,413 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:24:03,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:24:03,414 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:24:03,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-22 15:24:03,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:24:03,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:24:03,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:24:03,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:24:03,789 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:24:03,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/../../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 [2021-11-22 15:24:03,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/fdb014244/dbc794ced95a4c8cad1e7cbffb8429e5/FLAG5402689d1 [2021-11-22 15:24:05,632 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:24:05,633 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/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 [2021-11-22 15:24:05,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/fdb014244/dbc794ced95a4c8cad1e7cbffb8429e5/FLAG5402689d1 [2021-11-22 15:24:06,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/fdb014244/dbc794ced95a4c8cad1e7cbffb8429e5 [2021-11-22 15:24:06,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:24:06,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:24:06,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:24:06,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:24:06,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:24:06,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:24:06" (1/1) ... [2021-11-22 15:24:06,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20fdb77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:24:06, skipping insertion in model container [2021-11-22 15:24:06,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:24:06" (1/1) ... [2021-11-22 15:24:06,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:24:06,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:24:18,959 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 [2021-11-22 15:24:18,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d9b032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:24:18, skipping insertion in model container [2021-11-22 15:24:18,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:24:18,961 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:24:18,964 INFO L158 Benchmark]: Toolchain (without parser) took 12667.69ms. Allocated memory was 117.4MB in the beginning and 299.9MB in the end (delta: 182.5MB). Free memory was 55.6MB in the beginning and 160.3MB in the end (delta: -104.7MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. [2021-11-22 15:24:18,966 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:24:18,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12665.22ms. Allocated memory was 117.4MB in the beginning and 299.9MB in the end (delta: 182.5MB). Free memory was 55.6MB in the beginning and 160.3MB in the end (delta: -104.7MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. [2021-11-22 15:24:18,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12665.22ms. Allocated memory was 117.4MB in the beginning and 299.9MB in the end (delta: 182.5MB). Free memory was 55.6MB in the beginning and 160.3MB in the end (delta: -104.7MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/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_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0 --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:24:21,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:24:21,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:24:21,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:24:21,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:24:21,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:24:21,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:24:21,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:24:21,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:24:21,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:24:21,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:24:21,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:24:21,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:24:21,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:24:21,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:24:21,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:24:21,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:24:21,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:24:21,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:24:21,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:24:21,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:24:21,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:24:21,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:24:21,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:24:21,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:24:21,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:24:21,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:24:21,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:24:21,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:24:21,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:24:21,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:24:21,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:24:21,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:24:21,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:24:21,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:24:21,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:24:21,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:24:21,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:24:21,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:24:21,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:24:21,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:24:21,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-22 15:24:21,706 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:24:21,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:24:21,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:24:21,707 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:24:21,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:24:21,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:24:21,709 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:24:21,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:24:21,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:24:21,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:24:21,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:24:21,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:24:21,711 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:24:21,711 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 15:24:21,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 15:24:21,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:24:21,712 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:24:21,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:24:21,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:24:21,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:24:21,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:24:21,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:24:21,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:24:21,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:24:21,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:24:21,715 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 15:24:21,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 15:24:21,715 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:24:21,716 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:24:21,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:24:21,716 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:24:21,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 15:24:21,717 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-22 15:24:22,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:24:22,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:24:22,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:24:22,161 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:24:22,161 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:24:22,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/../../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 [2021-11-22 15:24:22,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/8df2cf5da/24268da156bd4cc3b1427e8028130430/FLAG7ac5db07c [2021-11-22 15:24:24,718 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:24:24,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/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 [2021-11-22 15:24:25,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/8df2cf5da/24268da156bd4cc3b1427e8028130430/FLAG7ac5db07c [2021-11-22 15:24:25,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d55f14b8-24a7-4ddf-8607-d1dff33c4f98/bin/uautomizer-w2VwFs6gM0/data/8df2cf5da/24268da156bd4cc3b1427e8028130430 [2021-11-22 15:24:25,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:24:25,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:24:25,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:24:25,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:24:25,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:24:25,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:24:25" (1/1) ... [2021-11-22 15:24:25,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a69cbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:24:25, skipping insertion in model container [2021-11-22 15:24:25,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:24:25" (1/1) ... [2021-11-22 15:24:25,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:24:25,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:24:37,664 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 [2021-11-22 15:24:37,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63272f3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:24:37, skipping insertion in model container [2021-11-22 15:24:37,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:24:37,667 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:24:37,670 INFO L158 Benchmark]: Toolchain (without parser) took 12328.57ms. Allocated memory was 94.4MB in the beginning and 316.7MB in the end (delta: 222.3MB). Free memory was 39.1MB in the beginning and 225.7MB in the end (delta: -186.5MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2021-11-22 15:24:37,672 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:24:37,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12325.64ms. Allocated memory was 94.4MB in the beginning and 316.7MB in the end (delta: 222.3MB). Free memory was 38.8MB in the beginning and 225.7MB in the end (delta: -186.9MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2021-11-22 15:24:37,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12325.64ms. Allocated memory was 94.4MB in the beginning and 316.7MB in the end (delta: 222.3MB). Free memory was 38.8MB in the beginning and 225.7MB in the end (delta: -186.9MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN