./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 8d31f386 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_1.5.800.v20200727-1323.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_1.5.800.v20200727-1323.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 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 22:52:26,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 22:52:26,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 22:52:26,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 22:52:26,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 22:52:26,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 22:52:26,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 22:52:26,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 22:52:26,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 22:52:26,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 22:52:26,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 22:52:26,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 22:52:26,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 22:52:26,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 22:52:26,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 22:52:26,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 22:52:26,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 22:52:26,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 22:52:26,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 22:52:26,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 22:52:26,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 22:52:26,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 22:52:26,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 22:52:26,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 22:52:26,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 22:52:26,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 22:52:26,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 22:52:26,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 22:52:26,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 22:52:26,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 22:52:26,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 22:52:26,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 22:52:26,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 22:52:26,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 22:52:26,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 22:52:26,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 22:52:26,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 22:52:26,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 22:52:26,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 22:52:26,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 22:52:26,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 22:52:26,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 22:52:26,706 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 22:52:26,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 22:52:26,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 22:52:26,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 22:52:26,709 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 22:52:26,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 22:52:26,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 22:52:26,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 22:52:26,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 22:52:26,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 22:52:26,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 22:52:26,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 22:52:26,711 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 22:52:26,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 22:52:26,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 22:52:26,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:52:26,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 22:52:26,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 22:52:26,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 22:52:26,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 22:52:26,713 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2021-07-05 22:52:26,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 22:52:26,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 22:52:26,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 22:52:26,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 22:52:26,963 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 22:52:26,964 INFO L432 ainManager$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 [2021-07-05 22:52:27,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69484e4a5/d8e2eef551b7493bb04f4c3486f3c5f7/FLAG4821944df [2021-07-05 22:52:28,134 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 22:52:28,135 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 [2021-07-05 22:52:28,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69484e4a5/d8e2eef551b7493bb04f4c3486f3c5f7/FLAG4821944df [2021-07-05 22:52:28,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69484e4a5/d8e2eef551b7493bb04f4c3486f3c5f7 [2021-07-05 22:52:28,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 22:52:28,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 22:52:28,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 22:52:28,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 22:52:28,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 22:52:28,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:52:28" (1/1) ... [2021-07-05 22:52:28,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0ce4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:52:28, skipping insertion in model container [2021-07-05 22:52:28,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:52:28" (1/1) ... [2021-07-05 22:52:28,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 22:52:28,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 22:52:37,905 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 [2021-07-05 22:52:37,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1434177e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:52:37, skipping insertion in model container [2021-07-05 22:52:37,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 22:52:37,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 22:52:37,908 INFO L168 Benchmark]: Toolchain (without parser) took 9372.85 ms. Allocated memory was 102.8 MB in the beginning and 190.8 MB in the end (delta: 88.1 MB). Free memory was 47.6 MB in the beginning and 74.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. [2021-07-05 22:52:37,909 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 22:52:37,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9371.08 ms. Allocated memory was 102.8 MB in the beginning and 190.8 MB in the end (delta: 88.1 MB). Free memory was 47.3 MB in the beginning and 74.6 MB in the end (delta: -27.3 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. [2021-07-05 22:52:37,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9371.08 ms. Allocated memory was 102.8 MB in the beginning and 190.8 MB in the end (delta: 88.1 MB). Free memory was 47.3 MB in the beginning and 74.6 MB in the end (delta: -27.3 MB). Peak memory consumption was 76.0 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 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 22:52:39,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 22:52:39,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 22:52:39,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 22:52:39,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 22:52:39,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 22:52:39,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 22:52:39,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 22:52:39,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 22:52:39,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 22:52:39,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 22:52:39,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 22:52:39,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 22:52:39,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 22:52:39,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 22:52:39,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 22:52:39,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 22:52:39,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 22:52:39,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 22:52:39,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 22:52:39,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 22:52:39,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 22:52:39,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 22:52:39,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 22:52:39,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 22:52:39,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 22:52:39,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 22:52:39,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 22:52:39,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 22:52:39,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 22:52:39,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 22:52:39,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 22:52:39,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 22:52:39,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 22:52:39,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 22:52:39,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 22:52:39,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 22:52:39,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 22:52:39,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 22:52:39,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 22:52:39,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 22:52:39,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-07-05 22:52:39,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 22:52:39,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 22:52:39,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 22:52:39,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 22:52:39,646 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 22:52:39,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 22:52:39,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 22:52:39,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 22:52:39,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 22:52:39,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 22:52:39,647 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 22:52:39,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 22:52:39,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 22:52:39,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 22:52:39,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 22:52:39,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 22:52:39,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 22:52:39,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 22:52:39,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:52:39,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 22:52:39,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 22:52:39,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 22:52:39,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 22:52:39,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 22:52:39,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 22:52:39,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 22:52:39,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 22:52:39,651 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2021-07-05 22:52:39,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 22:52:39,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 22:52:39,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 22:52:39,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 22:52:39,959 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 22:52:39,960 INFO L432 ainManager$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 [2021-07-05 22:52:40,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26ab9858e/7d24b19f1d444399aabe337e002a4b18/FLAGa37cb3f2f [2021-07-05 22:52:41,266 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 22:52:41,267 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 [2021-07-05 22:52:41,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26ab9858e/7d24b19f1d444399aabe337e002a4b18/FLAGa37cb3f2f [2021-07-05 22:52:41,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26ab9858e/7d24b19f1d444399aabe337e002a4b18 [2021-07-05 22:52:41,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 22:52:41,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 22:52:41,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 22:52:41,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 22:52:41,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 22:52:41,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:52:41" (1/1) ... [2021-07-05 22:52:41,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d9878a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:52:41, skipping insertion in model container [2021-07-05 22:52:41,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:52:41" (1/1) ... [2021-07-05 22:52:41,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 22:52:41,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 22:52:50,041 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 [2021-07-05 22:52:50,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@217464bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:52:50, skipping insertion in model container [2021-07-05 22:52:50,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 22:52:50,042 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 22:52:50,044 INFO L168 Benchmark]: Toolchain (without parser) took 8538.47 ms. Allocated memory was 111.1 MB in the beginning and 209.7 MB in the end (delta: 98.6 MB). Free memory was 55.7 MB in the beginning and 92.4 MB in the end (delta: -36.7 MB). Peak memory consumption was 108.0 MB. Max. memory is 16.1 GB. [2021-07-05 22:52:50,044 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 34.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 22:52:50,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8536.07 ms. Allocated memory was 111.1 MB in the beginning and 209.7 MB in the end (delta: 98.6 MB). Free memory was 55.4 MB in the beginning and 92.4 MB in the end (delta: -36.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 16.1 GB. [2021-07-05 22:52:50,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 34.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8536.07 ms. Allocated memory was 111.1 MB in the beginning and 209.7 MB in the end (delta: 98.6 MB). Free memory was 55.4 MB in the beginning and 92.4 MB in the end (delta: -36.9 MB). Peak memory consumption was 105.9 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...