./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 e19ca921 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-dev-e19ca92 [2021-12-22 15:06:33,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:06:33,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:06:33,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:06:33,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:06:33,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:06:33,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:06:33,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:06:33,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:06:33,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:06:33,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:06:33,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:06:33,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:06:33,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:06:33,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:06:33,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:06:33,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:06:33,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:06:33,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:06:33,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:06:33,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:06:33,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:06:33,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:06:33,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:06:33,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:06:33,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:06:33,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:06:33,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:06:33,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:06:33,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:06:33,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:06:33,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:06:33,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:06:33,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:06:33,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:06:33,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:06:33,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:06:33,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:06:33,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:06:33,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:06:33,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:06:33,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:06:33,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:06:33,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:06:33,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:06:33,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:06:33,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:06:33,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:06:33,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:06:33,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:06:33,723 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:06:33,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:06:33,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:06:33,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:06:33,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:06:33,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:06:33,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:06:33,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:06:33,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:06:33,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:06:33,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:06:33,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:06:33,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:06:33,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:06:33,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:06:33,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:06:33,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:06:33,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:06:33,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:06:33,727 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:06:33,728 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:06:33,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:06:33,728 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:06:33,728 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-22 15:06:33,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:06:33,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:06:33,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:06:33,987 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:06:33,988 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:06:33,989 INFO L432 ainManager$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 [2021-12-22 15:06:34,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e62fa84e/2c796ae3fefd4b90a2282318200cc31a/FLAG1de6c4db0 [2021-12-22 15:06:35,356 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:06:35,358 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 [2021-12-22 15:06:35,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e62fa84e/2c796ae3fefd4b90a2282318200cc31a/FLAG1de6c4db0 [2021-12-22 15:06:35,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e62fa84e/2c796ae3fefd4b90a2282318200cc31a [2021-12-22 15:06:35,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:06:35,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:06:35,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:35,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:06:35,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:06:35,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:35" (1/1) ... [2021-12-22 15:06:35,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c29c0dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:35, skipping insertion in model container [2021-12-22 15:06:35,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:35" (1/1) ... [2021-12-22 15:06:35,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:06:36,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:06:47,605 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 [2021-12-22 15:06:47,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48e67a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:47, skipping insertion in model container [2021-12-22 15:06:47,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:47,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 15:06:47,610 INFO L158 Benchmark]: Toolchain (without parser) took 11707.35ms. Allocated memory was 130.0MB in the beginning and 299.9MB in the end (delta: 169.9MB). Free memory was 72.0MB in the beginning and 205.4MB in the end (delta: -133.4MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2021-12-22 15:06:47,611 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 15:06:47,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 11705.18ms. Allocated memory was 130.0MB in the beginning and 299.9MB in the end (delta: 169.9MB). Free memory was 72.0MB in the beginning and 205.4MB in the end (delta: -133.4MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2021-12-22 15:06:47,614 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 98.6MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 11705.18ms. Allocated memory was 130.0MB in the beginning and 299.9MB in the end (delta: 169.9MB). Free memory was 72.0MB in the beginning and 205.4MB in the end (delta: -133.4MB). Peak memory consumption was 109.8MB. 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-dev-e19ca92 [2021-12-22 15:06:49,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:06:49,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:06:49,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:06:49,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:06:49,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:06:49,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:06:49,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:06:49,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:06:49,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:06:49,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:06:49,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:06:49,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:06:49,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:06:49,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:06:49,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:06:49,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:06:49,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:06:49,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:06:49,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:06:49,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:06:49,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:06:49,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:06:49,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:06:49,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:06:49,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:06:49,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:06:49,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:06:49,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:06:49,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:06:49,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:06:49,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:06:49,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:06:49,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:06:49,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:06:49,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:06:49,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:06:49,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:06:49,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:06:49,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:06:49,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:06:49,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-22 15:06:49,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:06:49,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:06:49,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:06:49,578 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:06:49,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:06:49,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:06:49,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:06:49,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:06:49,581 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:06:49,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:06:49,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:06:49,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:06:49,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:06:49,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:06:49,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:06:49,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:06:49,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:06:49,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:06:49,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:06:49,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:06:49,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:06:49,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:06:49,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 15:06:49,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 15:06:49,586 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:06:49,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:06:49,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:06:49,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:06:49,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 15:06:49,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-22 15:06:49,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:06:49,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:06:49,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:06:49,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:06:49,960 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:06:49,962 INFO L432 ainManager$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 [2021-12-22 15:06:50,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02092eb87/8e0ed86025834caa90f414d22a798cf0/FLAG308491888 [2021-12-22 15:06:51,667 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:06:51,668 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 [2021-12-22 15:06:51,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02092eb87/8e0ed86025834caa90f414d22a798cf0/FLAG308491888 [2021-12-22 15:06:51,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02092eb87/8e0ed86025834caa90f414d22a798cf0 [2021-12-22 15:06:51,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:06:51,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:06:51,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:51,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:06:51,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:06:51,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:51" (1/1) ... [2021-12-22 15:06:51,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e39c8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:51, skipping insertion in model container [2021-12-22 15:06:51,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:51" (1/1) ... [2021-12-22 15:06:51,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:06:52,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:07:04,326 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 [2021-12-22 15:07:04,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@509fa0e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:04, skipping insertion in model container [2021-12-22 15:07:04,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:04,330 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 15:07:04,334 INFO L158 Benchmark]: Toolchain (without parser) took 12365.65ms. Allocated memory was 127.9MB in the beginning and 293.6MB in the end (delta: 165.7MB). Free memory was 72.2MB in the beginning and 159.3MB in the end (delta: -87.1MB). Peak memory consumption was 122.7MB. Max. memory is 16.1GB. [2021-12-22 15:07:04,335 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 15:07:04,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12360.04ms. Allocated memory was 127.9MB in the beginning and 293.6MB in the end (delta: 165.7MB). Free memory was 71.8MB in the beginning and 159.3MB in the end (delta: -87.5MB). Peak memory consumption was 122.7MB. Max. memory is 16.1GB. [2021-12-22 15:07:04,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12360.04ms. Allocated memory was 127.9MB in the beginning and 293.6MB in the end (delta: 165.7MB). Free memory was 71.8MB in the beginning and 159.3MB in the end (delta: -87.5MB). Peak memory consumption was 122.7MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN