./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 -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-dev-03d7b7b [2022-02-20 22:22:41,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 22:22:41,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 22:22:41,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 22:22:41,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 22:22:41,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 22:22:41,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 22:22:41,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 22:22:41,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 22:22:41,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 22:22:41,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 22:22:41,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 22:22:41,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 22:22:41,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 22:22:41,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 22:22:41,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 22:22:41,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 22:22:41,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 22:22:41,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 22:22:41,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 22:22:41,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 22:22:41,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 22:22:41,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 22:22:41,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 22:22:41,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 22:22:41,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 22:22:41,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 22:22:41,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 22:22:41,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 22:22:41,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 22:22:41,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 22:22:41,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 22:22:41,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 22:22:41,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 22:22:41,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 22:22:41,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 22:22:41,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 22:22:41,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 22:22:41,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 22:22:41,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 22:22:41,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 22:22:41,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-02-20 22:22:41,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 22:22:41,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 22:22:41,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 22:22:41,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 22:22:41,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 22:22:41,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 22:22:41,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 22:22:41,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 22:22:41,554 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 22:22:41,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 22:22:41,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 22:22:41,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 22:22:41,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 22:22:41,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 22:22:41,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 22:22:41,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 22:22:41,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 22:22:41,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 22:22:41,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 22:22:41,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 22:22:41,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 22:22:41,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 22:22:41,558 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 22:22:41,558 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 22:22:41,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 22:22:41,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2022-02-20 22:22:41,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 22:22:41,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 22:22:41,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 22:22:41,734 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 22:22:41,735 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 22:22:41,735 INFO L432 ainManager$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 [2022-02-20 22:22:41,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4547b9a24/c6d55b193aa9471b9a06641b006c3ce8/FLAG5d6a79a39 [2022-02-20 22:22:42,753 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 22:22:42,754 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 [2022-02-20 22:22:42,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4547b9a24/c6d55b193aa9471b9a06641b006c3ce8/FLAG5d6a79a39 [2022-02-20 22:22:43,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4547b9a24/c6d55b193aa9471b9a06641b006c3ce8 [2022-02-20 22:22:43,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 22:22:43,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 22:22:43,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 22:22:43,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 22:22:43,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 22:22:43,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:22:43" (1/1) ... [2022-02-20 22:22:43,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643b5c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:22:43, skipping insertion in model container [2022-02-20 22:22:43,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:22:43" (1/1) ... [2022-02-20 22:22:43,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 22:22:43,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 22:22:51,342 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 [2022-02-20 22:22:51,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@368569fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:22:51, skipping insertion in model container [2022-02-20 22:22:51,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 22:22:51,343 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-20 22:22:51,345 INFO L158 Benchmark]: Toolchain (without parser) took 8030.85ms. Allocated memory was 115.3MB in the beginning and 262.1MB in the end (delta: 146.8MB). Free memory was 55.7MB in the beginning and 120.1MB in the end (delta: -64.4MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2022-02-20 22:22:51,345 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 90.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 22:22:51,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8027.24ms. Allocated memory was 115.3MB in the beginning and 262.1MB in the end (delta: 146.8MB). Free memory was 55.4MB in the beginning and 120.1MB in the end (delta: -64.7MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2022-02-20 22:22:51,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 90.2MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8027.24ms. Allocated memory was 115.3MB in the beginning and 262.1MB in the end (delta: 146.8MB). Free memory was 55.4MB in the beginning and 120.1MB in the end (delta: -64.7MB). Peak memory consumption was 118.3MB. 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 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 -ea -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-dev-03d7b7b [2022-02-20 22:22:52,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 22:22:52,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 22:22:52,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 22:22:52,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 22:22:52,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 22:22:52,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 22:22:52,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 22:22:52,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 22:22:52,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 22:22:52,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 22:22:52,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 22:22:52,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 22:22:52,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 22:22:52,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 22:22:52,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 22:22:52,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 22:22:52,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 22:22:52,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 22:22:52,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 22:22:52,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 22:22:52,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 22:22:52,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 22:22:52,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 22:22:52,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 22:22:52,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 22:22:52,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 22:22:52,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 22:22:52,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 22:22:52,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 22:22:52,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 22:22:52,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 22:22:52,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 22:22:52,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 22:22:52,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 22:22:52,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 22:22:52,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 22:22:52,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 22:22:52,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 22:22:52,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 22:22:52,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 22:22:52,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-02-20 22:22:52,916 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 22:22:52,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 22:22:52,916 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 22:22:52,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 22:22:52,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 22:22:52,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 22:22:52,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 22:22:52,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 22:22:52,918 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 22:22:52,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 22:22:52,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 22:22:52,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 22:22:52,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 22:22:52,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 22:22:52,919 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 22:22:52,919 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 22:22:52,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 22:22:52,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 22:22:52,921 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 22:22:52,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 22:22:52,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 22:22:52,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 22:22:52,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 22:22:52,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 22:22:52,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 22:22:52,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 22:22:52,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 22:22:52,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 22:22:52,929 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2022-02-20 22:22:53,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 22:22:53,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 22:22:53,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 22:22:53,180 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 22:22:53,180 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 22:22:53,181 INFO L432 ainManager$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 [2022-02-20 22:22:53,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d096ccd3/2f749ccd5f13454bb037903bfc077e6d/FLAG4172455a1 [2022-02-20 22:22:54,429 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 22:22:54,430 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 [2022-02-20 22:22:54,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d096ccd3/2f749ccd5f13454bb037903bfc077e6d/FLAG4172455a1 [2022-02-20 22:22:54,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d096ccd3/2f749ccd5f13454bb037903bfc077e6d [2022-02-20 22:22:54,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 22:22:54,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 22:22:54,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 22:22:54,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 22:22:54,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 22:22:54,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:22:54" (1/1) ... [2022-02-20 22:22:54,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e3256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:22:54, skipping insertion in model container [2022-02-20 22:22:54,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 10:22:54" (1/1) ... [2022-02-20 22:22:54,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 22:22:55,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 22:23:02,606 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 [2022-02-20 22:23:02,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161e5fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 10:23:02, skipping insertion in model container [2022-02-20 22:23:02,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 22:23:02,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-20 22:23:02,609 INFO L158 Benchmark]: Toolchain (without parser) took 7900.29ms. Allocated memory was 115.3MB in the beginning and 249.6MB in the end (delta: 134.2MB). Free memory was 63.4MB in the beginning and 122.9MB in the end (delta: -59.5MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2022-02-20 22:23:02,610 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 22:23:02,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7898.37ms. Allocated memory was 115.3MB in the beginning and 249.6MB in the end (delta: 134.2MB). Free memory was 63.0MB in the beginning and 122.9MB in the end (delta: -59.8MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2022-02-20 22:23:02,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7898.37ms. Allocated memory was 115.3MB in the beginning and 249.6MB in the end (delta: 134.2MB). Free memory was 63.0MB in the beginning and 122.9MB in the end (delta: -59.8MB). Peak memory consumption was 110.9MB. 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