./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 07:46:27,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 07:46:27,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 07:46:27,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 07:46:27,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 07:46:27,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 07:46:27,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 07:46:27,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 07:46:27,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 07:46:27,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 07:46:27,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 07:46:27,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 07:46:27,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 07:46:27,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 07:46:27,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 07:46:27,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 07:46:27,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 07:46:27,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 07:46:27,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 07:46:27,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 07:46:27,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 07:46:27,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 07:46:27,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 07:46:27,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 07:46:27,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 07:46:27,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 07:46:27,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 07:46:27,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 07:46:27,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 07:46:27,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 07:46:27,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 07:46:27,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 07:46:27,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 07:46:27,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 07:46:27,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 07:46:27,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 07:46:27,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 07:46:27,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 07:46:27,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 07:46:27,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 07:46:27,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 07:46:27,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 07:46:27,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 07:46:27,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 07:46:27,303 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 07:46:27,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 07:46:27,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 07:46:27,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 07:46:27,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 07:46:27,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 07:46:27,305 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 07:46:27,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 07:46:27,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 07:46:27,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 07:46:27,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 07:46:27,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 07:46:27,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 07:46:27,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 07:46:27,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 07:46:27,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 07:46:27,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 07:46:27,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 07:46:27,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 07:46:27,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 07:46:27,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 07:46:27,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 07:46:27,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 07:46:27,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 07:46:27,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 07:46:27,309 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 07:46:27,309 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 07:46:27,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 07:46:27,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 07:46:27,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-18 07:46:27,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 07:46:27,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 07:46:27,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 07:46:27,525 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 07:46:27,525 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 07:46:27,526 INFO L432 ainManager$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 [2021-12-18 07:46:27,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ac99155/01af172e009345efb5caedbec55522db/FLAG67a6ff0a4 [2021-12-18 07:46:28,637 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 07:46:28,638 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 [2021-12-18 07:46:28,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ac99155/01af172e009345efb5caedbec55522db/FLAG67a6ff0a4 [2021-12-18 07:46:29,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ac99155/01af172e009345efb5caedbec55522db [2021-12-18 07:46:29,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 07:46:29,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 07:46:29,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 07:46:29,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 07:46:29,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 07:46:29,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:46:29" (1/1) ... [2021-12-18 07:46:29,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d99ac27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:46:29, skipping insertion in model container [2021-12-18 07:46:29,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:46:29" (1/1) ... [2021-12-18 07:46:29,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 07:46:29,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 07:46:37,638 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 [2021-12-18 07:46:37,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4250574c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:46:37, skipping insertion in model container [2021-12-18 07:46:37,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 07:46:37,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 07:46:37,642 INFO L158 Benchmark]: Toolchain (without parser) took 8534.97ms. Allocated memory was 155.2MB in the beginning and 354.4MB in the end (delta: 199.2MB). Free memory was 95.4MB in the beginning and 208.2MB in the end (delta: -112.8MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2021-12-18 07:46:37,643 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 07:46:37,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8531.65ms. Allocated memory was 155.2MB in the beginning and 354.4MB in the end (delta: 199.2MB). Free memory was 95.2MB in the beginning and 208.2MB in the end (delta: -113.0MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2021-12-18 07:46:37,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8531.65ms. Allocated memory was 155.2MB in the beginning and 354.4MB in the end (delta: 199.2MB). Free memory was 95.2MB in the beginning and 208.2MB in the end (delta: -113.0MB). Peak memory consumption was 119.8MB. 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-tmp.no-commuhash-c3fed41 [2021-12-18 07:46:39,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 07:46:39,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 07:46:39,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 07:46:39,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 07:46:39,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 07:46:39,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 07:46:39,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 07:46:39,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 07:46:39,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 07:46:39,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 07:46:39,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 07:46:39,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 07:46:39,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 07:46:39,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 07:46:39,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 07:46:39,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 07:46:39,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 07:46:39,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 07:46:39,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 07:46:39,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 07:46:39,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 07:46:39,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 07:46:39,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 07:46:39,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 07:46:39,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 07:46:39,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 07:46:39,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 07:46:39,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 07:46:39,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 07:46:39,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 07:46:39,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 07:46:39,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 07:46:39,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 07:46:39,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 07:46:39,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 07:46:39,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 07:46:39,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 07:46:39,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 07:46:39,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 07:46:39,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 07:46:39,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-18 07:46:39,187 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 07:46:39,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 07:46:39,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 07:46:39,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 07:46:39,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 07:46:39,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 07:46:39,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 07:46:39,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 07:46:39,190 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 07:46:39,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 07:46:39,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 07:46:39,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 07:46:39,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 07:46:39,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 07:46:39,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 07:46:39,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 07:46:39,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 07:46:39,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 07:46:39,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 07:46:39,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 07:46:39,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 07:46:39,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-18 07:46:39,195 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-12-18 07:46:39,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 07:46:39,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 07:46:39,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 07:46:39,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 07:46:39,476 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 07:46:39,477 INFO L432 ainManager$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 [2021-12-18 07:46:39,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1a1bc46/0c9b49434a124ab480e1d1f398d284d9/FLAG97c999414 [2021-12-18 07:46:40,700 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 07:46:40,700 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 [2021-12-18 07:46:40,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1a1bc46/0c9b49434a124ab480e1d1f398d284d9/FLAG97c999414 [2021-12-18 07:46:40,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1a1bc46/0c9b49434a124ab480e1d1f398d284d9 [2021-12-18 07:46:40,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 07:46:41,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 07:46:41,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 07:46:41,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 07:46:41,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 07:46:41,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:46:40" (1/1) ... [2021-12-18 07:46:41,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22cbc61f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:46:41, skipping insertion in model container [2021-12-18 07:46:41,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:46:40" (1/1) ... [2021-12-18 07:46:41,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 07:46:41,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 07:46:49,138 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 [2021-12-18 07:46:49,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78961a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:46:49, skipping insertion in model container [2021-12-18 07:46:49,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 07:46:49,140 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-18 07:46:49,141 INFO L158 Benchmark]: Toolchain (without parser) took 8139.79ms. Allocated memory was 83.9MB in the beginning and 213.9MB in the end (delta: 130.0MB). Free memory was 30.6MB in the beginning and 120.6MB in the end (delta: -90.0MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2021-12-18 07:46:49,142 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 07:46:49,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8138.34ms. Allocated memory was 83.9MB in the beginning and 213.9MB in the end (delta: 130.0MB). Free memory was 30.4MB in the beginning and 120.6MB in the end (delta: -90.2MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2021-12-18 07:46:49,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8138.34ms. Allocated memory was 83.9MB in the beginning and 213.9MB in the end (delta: 130.0MB). Free memory was 30.4MB in the beginning and 120.6MB in the end (delta: -90.2MB). Peak memory consumption was 106.2MB. 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