./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 5b36d44f 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-wip.dd.seqcomp-5b36d44 [2021-11-07 15:25:50,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 15:25:50,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 15:25:50,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 15:25:50,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 15:25:50,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 15:25:50,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 15:25:50,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 15:25:50,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 15:25:50,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 15:25:50,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 15:25:50,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 15:25:50,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 15:25:50,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 15:25:50,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 15:25:50,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 15:25:50,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 15:25:50,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 15:25:50,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 15:25:50,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 15:25:50,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 15:25:50,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 15:25:50,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 15:25:50,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 15:25:50,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 15:25:50,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 15:25:50,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 15:25:50,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 15:25:50,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 15:25:50,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 15:25:50,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 15:25:50,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 15:25:50,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 15:25:50,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 15:25:50,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 15:25:50,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 15:25:50,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 15:25:50,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 15:25:50,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 15:25:50,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 15:25:50,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 15:25:50,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 15:25:50,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 15:25:50,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 15:25:50,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 15:25:50,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 15:25:50,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 15:25:50,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 15:25:50,419 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 15:25:50,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 15:25:50,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 15:25:50,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 15:25:50,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 15:25:50,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 15:25:50,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 15:25:50,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 15:25:50,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 15:25:50,422 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 15:25:50,423 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 15:25:50,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 15:25:50,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 15:25:50,423 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-07 15:25:50,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 15:25:50,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 15:25:50,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 15:25:50,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 15:25:50,645 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 15:25:50,646 INFO L432 ainManager$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 [2021-11-07 15:25:50,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54831ab03/94257369d8784f67a0a10e6ae235f6d0/FLAGcd0d53c07 [2021-11-07 15:25:51,661 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 15:25:51,662 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 [2021-11-07 15:25:51,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54831ab03/94257369d8784f67a0a10e6ae235f6d0/FLAGcd0d53c07 [2021-11-07 15:25:52,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54831ab03/94257369d8784f67a0a10e6ae235f6d0 [2021-11-07 15:25:52,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 15:25:52,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 15:25:52,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 15:25:52,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 15:25:52,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 15:25:52,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:25:52" (1/1) ... [2021-11-07 15:25:52,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e759080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:25:52, skipping insertion in model container [2021-11-07 15:25:52,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:25:52" (1/1) ... [2021-11-07 15:25:52,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 15:25:52,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 15:26:00,901 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 [2021-11-07 15:26:00,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3aed2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:26:00, skipping insertion in model container [2021-11-07 15:26:00,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 15:26:00,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 15:26:00,906 INFO L158 Benchmark]: Toolchain (without parser) took 8676.78ms. Allocated memory was 123.7MB in the beginning and 278.9MB in the end (delta: 155.2MB). Free memory was 74.6MB in the beginning and 137.0MB in the end (delta: -62.4MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2021-11-07 15:26:00,907 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 75.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 15:26:00,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8673.72ms. Allocated memory was 123.7MB in the beginning and 278.9MB in the end (delta: 155.2MB). Free memory was 74.3MB in the beginning and 137.0MB in the end (delta: -62.7MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2021-11-07 15:26:00,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 75.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8673.72ms. Allocated memory was 123.7MB in the beginning and 278.9MB in the end (delta: 155.2MB). Free memory was 74.3MB in the beginning and 137.0MB in the end (delta: -62.7MB). Peak memory consumption was 102.1MB. 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 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 15:26:02,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 15:26:02,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 15:26:02,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 15:26:02,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 15:26:02,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 15:26:02,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 15:26:02,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 15:26:02,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 15:26:02,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 15:26:02,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 15:26:02,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 15:26:02,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 15:26:02,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 15:26:02,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 15:26:02,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 15:26:02,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 15:26:02,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 15:26:02,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 15:26:02,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 15:26:02,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 15:26:02,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 15:26:02,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 15:26:02,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 15:26:02,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 15:26:02,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 15:26:02,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 15:26:02,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 15:26:02,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 15:26:02,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 15:26:02,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 15:26:02,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 15:26:02,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 15:26:02,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 15:26:02,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 15:26:02,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 15:26:02,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 15:26:02,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 15:26:02,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 15:26:02,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 15:26:02,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 15:26:02,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-07 15:26:02,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 15:26:02,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 15:26:02,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 15:26:02,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 15:26:02,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 15:26:02,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 15:26:02,561 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 15:26:02,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 15:26:02,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 15:26:02,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 15:26:02,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 15:26:02,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 15:26:02,562 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 15:26:02,562 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 15:26:02,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 15:26:02,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 15:26:02,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 15:26:02,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 15:26:02,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 15:26:02,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 15:26:02,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 15:26:02,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 15:26:02,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 15:26:02,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 15:26:02,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 15:26:02,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 15:26:02,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 15:26:02,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 15:26:02,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 15:26:02,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 15:26:02,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 15:26:02,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-11-07 15:26:02,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 15:26:02,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 15:26:02,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 15:26:02,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 15:26:02,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 15:26:02,847 INFO L432 ainManager$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 [2021-11-07 15:26:02,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f8805b2/138fc9fed5604ff8900acf477dca029e/FLAGe10115e62 [2021-11-07 15:26:04,058 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 15:26:04,059 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 [2021-11-07 15:26:04,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f8805b2/138fc9fed5604ff8900acf477dca029e/FLAGe10115e62 [2021-11-07 15:26:04,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f8805b2/138fc9fed5604ff8900acf477dca029e [2021-11-07 15:26:04,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 15:26:04,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 15:26:04,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 15:26:04,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 15:26:04,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 15:26:04,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:26:04" (1/1) ... [2021-11-07 15:26:04,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf73ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:26:04, skipping insertion in model container [2021-11-07 15:26:04,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:26:04" (1/1) ... [2021-11-07 15:26:04,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 15:26:04,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 15:26:13,957 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 [2021-11-07 15:26:13,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43f0ac87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:26:13, skipping insertion in model container [2021-11-07 15:26:13,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 15:26:13,958 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 15:26:13,960 INFO L158 Benchmark]: Toolchain (without parser) took 9264.90ms. Allocated memory was 100.7MB in the beginning and 293.6MB in the end (delta: 192.9MB). Free memory was 45.2MB in the beginning and 166.8MB in the end (delta: -121.6MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. [2021-11-07 15:26:13,960 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 15:26:13,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9263.39ms. Allocated memory was 100.7MB in the beginning and 293.6MB in the end (delta: 192.9MB). Free memory was 44.9MB in the beginning and 166.8MB in the end (delta: -121.8MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2021-11-07 15:26:13,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9263.39ms. Allocated memory was 100.7MB in the beginning and 293.6MB in the end (delta: 192.9MB). Free memory was 44.9MB in the beginning and 166.8MB in the end (delta: -121.8MB). Peak memory consumption was 91.2MB. 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