./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 173e3943 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 0.2.1-dev-173e394 [2021-11-06 16:58:27,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 16:58:27,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 16:58:28,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 16:58:28,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 16:58:28,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 16:58:28,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 16:58:28,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 16:58:28,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 16:58:28,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 16:58:28,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 16:58:28,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 16:58:28,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 16:58:28,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 16:58:28,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 16:58:28,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 16:58:28,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 16:58:28,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 16:58:28,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 16:58:28,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 16:58:28,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 16:58:28,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 16:58:28,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 16:58:28,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 16:58:28,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 16:58:28,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 16:58:28,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 16:58:28,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 16:58:28,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 16:58:28,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 16:58:28,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 16:58:28,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 16:58:28,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 16:58:28,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 16:58:28,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 16:58:28,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 16:58:28,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 16:58:28,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 16:58:28,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 16:58:28,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 16:58:28,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 16:58:28,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 16:58:28,060 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 16:58:28,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 16:58:28,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 16:58:28,061 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 16:58:28,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 16:58:28,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 16:58:28,062 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 16:58:28,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 16:58:28,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 16:58:28,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 16:58:28,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 16:58:28,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 16:58:28,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 16:58:28,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 16:58:28,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 16:58:28,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 16:58:28,065 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 16:58:28,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 16:58:28,066 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 16:58:28,066 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-06 16:58:28,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 16:58:28,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 16:58:28,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 16:58:28,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 16:58:28,292 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 16:58:28,293 INFO L432 ainManager$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 [2021-11-06 16:58:28,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92e6c7183/2117cf058c4240f794ef4eb5fc69ed09/FLAG85f4c552f [2021-11-06 16:58:29,497 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 16:58:29,498 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 [2021-11-06 16:58:29,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92e6c7183/2117cf058c4240f794ef4eb5fc69ed09/FLAG85f4c552f [2021-11-06 16:58:29,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92e6c7183/2117cf058c4240f794ef4eb5fc69ed09 [2021-11-06 16:58:29,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 16:58:29,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 16:58:29,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 16:58:29,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 16:58:29,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 16:58:29,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:58:29" (1/1) ... [2021-11-06 16:58:29,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4373f959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:58:29, skipping insertion in model container [2021-11-06 16:58:29,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:58:29" (1/1) ... [2021-11-06 16:58:29,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 16:58:30,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 16:58:38,243 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 [2021-11-06 16:58:38,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13acbfc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:58:38, skipping insertion in model container [2021-11-06 16:58:38,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 16:58:38,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 16:58:38,247 INFO L168 Benchmark]: Toolchain (without parser) took 8302.26 ms. Allocated memory was 109.1 MB in the beginning and 218.1 MB in the end (delta: 109.1 MB). Free memory was 50.0 MB in the beginning and 67.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 128.7 MB. Max. memory is 16.1 GB. [2021-11-06 16:58:38,248 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 86.0 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 16:58:38,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8299.11 ms. Allocated memory was 109.1 MB in the beginning and 218.1 MB in the end (delta: 109.1 MB). Free memory was 50.0 MB in the beginning and 67.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 128.7 MB. Max. memory is 16.1 GB. [2021-11-06 16:58:38,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 86.0 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8299.11 ms. Allocated memory was 109.1 MB in the beginning and 218.1 MB in the end (delta: 109.1 MB). Free memory was 50.0 MB in the beginning and 67.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 128.7 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... --- 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 0.2.1-dev-173e394 [2021-11-06 16:58:39,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 16:58:39,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 16:58:39,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 16:58:39,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 16:58:39,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 16:58:39,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 16:58:39,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 16:58:39,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 16:58:39,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 16:58:39,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 16:58:39,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 16:58:39,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 16:58:39,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 16:58:39,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 16:58:39,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 16:58:39,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 16:58:39,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 16:58:39,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 16:58:39,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 16:58:39,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 16:58:39,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 16:58:39,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 16:58:39,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 16:58:39,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 16:58:39,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 16:58:39,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 16:58:39,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 16:58:39,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 16:58:39,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 16:58:39,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 16:58:39,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 16:58:39,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 16:58:39,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 16:58:39,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 16:58:39,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 16:58:39,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 16:58:39,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 16:58:39,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 16:58:39,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 16:58:39,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 16:58:39,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 16:58:39,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 16:58:39,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 16:58:39,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 16:58:39,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 16:58:39,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 16:58:39,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 16:58:39,749 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 16:58:39,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 16:58:39,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 16:58:39,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 16:58:39,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 16:58:39,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 16:58:39,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 16:58:39,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 16:58:39,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 16:58:39,751 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 16:58:39,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 16:58:39,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 16:58:39,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 16:58:39,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 16:58:39,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 16:58:39,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 16:58:39,752 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 16:58:39,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 16:58:39,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 16:58:39,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 16:58:39,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-06 16:58:39,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 16:58:40,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 16:58:40,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 16:58:40,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 16:58:40,019 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 16:58:40,020 INFO L432 ainManager$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 [2021-11-06 16:58:40,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573145eaf/30a8081f40f44e87acb81e03994308f9/FLAGa6f703319 [2021-11-06 16:58:41,214 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 16:58:41,214 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 [2021-11-06 16:58:41,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573145eaf/30a8081f40f44e87acb81e03994308f9/FLAGa6f703319 [2021-11-06 16:58:41,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573145eaf/30a8081f40f44e87acb81e03994308f9 [2021-11-06 16:58:41,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 16:58:41,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 16:58:41,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 16:58:41,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 16:58:41,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 16:58:41,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:58:41" (1/1) ... [2021-11-06 16:58:41,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284053c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:58:41, skipping insertion in model container [2021-11-06 16:58:41,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:58:41" (1/1) ... [2021-11-06 16:58:41,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 16:58:41,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 16:58:49,902 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 [2021-11-06 16:58:49,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fe88525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:58:49, skipping insertion in model container [2021-11-06 16:58:49,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 16:58:49,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 16:58:49,905 INFO L168 Benchmark]: Toolchain (without parser) took 8574.06 ms. Allocated memory was 107.0 MB in the beginning and 255.9 MB in the end (delta: 148.9 MB). Free memory was 50.9 MB in the beginning and 157.8 MB in the end (delta: -106.8 MB). Peak memory consumption was 123.8 MB. Max. memory is 16.1 GB. [2021-11-06 16:58:49,905 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 65.0 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 16:58:49,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8571.65 ms. Allocated memory was 107.0 MB in the beginning and 255.9 MB in the end (delta: 148.9 MB). Free memory was 50.9 MB in the beginning and 157.8 MB in the end (delta: -106.8 MB). Peak memory consumption was 123.8 MB. Max. memory is 16.1 GB. [2021-11-06 16:58:49,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 65.0 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8571.65 ms. Allocated memory was 107.0 MB in the beginning and 255.9 MB in the end (delta: 148.9 MB). Free memory was 50.9 MB in the beginning and 157.8 MB in the end (delta: -106.8 MB). Peak memory consumption was 123.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN