./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 c3fed411 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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 04:26:31,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:26:31,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:26:31,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:26:31,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:26:31,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:26:31,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:26:31,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:26:31,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:26:31,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:26:31,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:26:31,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:26:31,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:26:31,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:26:31,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:26:31,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:26:31,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:26:31,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:26:31,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:26:31,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:26:31,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:26:31,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:26:31,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:26:31,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:26:31,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:26:31,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:26:31,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:26:31,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:26:31,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:26:31,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:26:31,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:26:31,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:26:31,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:26:31,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:26:31,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:26:31,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:26:31,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:26:31,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:26:31,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:26:31,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:26:31,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:26:31,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:26:31,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:26:31,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:26:31,661 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:26:31,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:26:31,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:26:31,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:26:31,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:26:31,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:26:31,663 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:26:31,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:26:31,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:26:31,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:26:31,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:26:31,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:26:31,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:26:31,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:26:31,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:26:31,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:26:31,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:26:31,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:26:31,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:26:31,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:26:31,667 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:26:31,667 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:26:31,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:26:31,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:26:31,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-16 04:26:31,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:26:31,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:26:31,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:26:31,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:26:31,893 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:26:31,893 INFO L432 ainManager$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 [2021-12-16 04:26:31,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7053617/d977a9edd415488daaf5a7c5a0708b16/FLAGd19880c51 [2021-12-16 04:26:33,132 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:26:33,133 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 [2021-12-16 04:26:33,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7053617/d977a9edd415488daaf5a7c5a0708b16/FLAGd19880c51 [2021-12-16 04:26:33,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd7053617/d977a9edd415488daaf5a7c5a0708b16 [2021-12-16 04:26:33,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:26:33,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:26:33,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:26:33,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:26:33,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:26:33,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:26:33" (1/1) ... [2021-12-16 04:26:33,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7bb735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:26:33, skipping insertion in model container [2021-12-16 04:26:33,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:26:33" (1/1) ... [2021-12-16 04:26:33,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:26:33,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:26:42,097 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 [2021-12-16 04:26:42,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f5710d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:26:42, skipping insertion in model container [2021-12-16 04:26:42,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:26:42,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 04:26:42,100 INFO L158 Benchmark]: Toolchain (without parser) took 8612.71ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 82.7MB in the beginning and 131.4MB in the end (delta: -48.8MB). Peak memory consumption was 124.7MB. Max. memory is 16.1GB. [2021-12-16 04:26:42,101 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 04:26:42,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8610.35ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 82.2MB in the beginning and 131.4MB in the end (delta: -49.2MB). Peak memory consumption was 124.7MB. Max. memory is 16.1GB. [2021-12-16 04:26:42,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8610.35ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 82.2MB in the beginning and 131.4MB in the end (delta: -49.2MB). Peak memory consumption was 124.7MB. 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=/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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 04:26:43,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:26:43,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:26:43,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:26:43,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:26:43,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:26:43,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:26:43,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:26:43,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:26:43,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:26:43,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:26:43,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:26:43,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:26:43,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:26:43,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:26:43,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:26:43,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:26:43,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:26:43,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:26:43,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:26:43,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:26:43,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:26:43,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:26:43,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:26:43,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:26:43,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:26:43,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:26:43,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:26:43,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:26:43,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:26:43,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:26:43,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:26:43,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:26:43,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:26:43,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:26:43,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:26:43,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:26:43,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:26:43,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:26:43,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:26:43,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:26:43,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-16 04:26:43,747 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:26:43,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:26:43,749 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:26:43,749 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:26:43,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:26:43,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:26:43,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:26:43,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:26:43,751 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:26:43,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:26:43,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:26:43,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:26:43,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:26:43,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:26:43,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:26:43,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:26:43,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:26:43,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:26:43,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:26:43,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:26:43,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:26:43,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:26:43,755 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 04:26:43,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 04:26:43,755 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:26:43,755 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:26:43,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:26:43,756 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:26:43,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 04:26:43,756 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-16 04:26:44,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:26:44,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:26:44,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:26:44,042 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:26:44,042 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:26:44,044 INFO L432 ainManager$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 [2021-12-16 04:26:44,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d0ae15e/4b0210903b4a4848b44423d693910390/FLAGf2fa4e65f [2021-12-16 04:26:45,252 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:26:45,252 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 [2021-12-16 04:26:45,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d0ae15e/4b0210903b4a4848b44423d693910390/FLAGf2fa4e65f [2021-12-16 04:26:45,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d0ae15e/4b0210903b4a4848b44423d693910390 [2021-12-16 04:26:45,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:26:45,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:26:45,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:26:45,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:26:45,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:26:45,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:26:45" (1/1) ... [2021-12-16 04:26:45,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d796845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:26:45, skipping insertion in model container [2021-12-16 04:26:45,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:26:45" (1/1) ... [2021-12-16 04:26:45,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:26:45,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:26:54,416 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 [2021-12-16 04:26:54,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fd19726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:26:54, skipping insertion in model container [2021-12-16 04:26:54,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:26:54,417 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 04:26:54,419 INFO L158 Benchmark]: Toolchain (without parser) took 8779.29ms. Allocated memory was 113.2MB in the beginning and 295.7MB in the end (delta: 182.5MB). Free memory was 48.2MB in the beginning and 150.4MB in the end (delta: -102.2MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2021-12-16 04:26:54,419 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 60.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 04:26:54,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8777.69ms. Allocated memory was 113.2MB in the beginning and 295.7MB in the end (delta: 182.5MB). Free memory was 48.2MB in the beginning and 150.4MB in the end (delta: -102.2MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2021-12-16 04:26:54,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 60.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8777.69ms. Allocated memory was 113.2MB in the beginning and 295.7MB in the end (delta: 182.5MB). Free memory was 48.2MB in the beginning and 150.4MB in the end (delta: -102.2MB). Peak memory consumption was 108.3MB. 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