./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC --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 cd489fc8de806c966e78a079530bdde090b77eee ............................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC --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 cd489fc8de806c966e78a079530bdde090b77eee .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:27:55,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:27:55,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:27:55,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:27:55,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:27:55,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:27:55,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:27:55,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:27:55,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:27:55,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:27:55,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:27:55,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:27:55,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:27:55,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:27:55,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:27:55,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:27:55,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:27:55,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:27:55,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:27:55,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:27:55,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:27:55,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:27:55,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:27:55,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:27:55,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:27:55,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:27:55,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:27:55,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:27:55,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:27:55,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:27:55,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:27:55,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:27:55,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:27:55,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:27:55,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:27:55,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:27:55,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:27:55,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:27:55,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:27:55,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:27:55,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:27:55,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:27:55,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:27:55,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:27:55,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:27:55,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:27:55,315 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:27:55,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:27:55,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:27:55,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:27:55,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:27:55,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:27:55,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:27:55,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:27:55,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:27:55,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:27:55,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:27:55,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:27:55,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:27:55,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:27:55,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:27:55,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:27:55,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:27:55,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:27:55,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:27:55,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:27:55,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:27:55,327 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-10-11 00:27:55,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:27:55,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:27:55,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:27:55,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:27:55,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:27:55,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:27:55,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/612406b43/f765fd658bd2493bad99e646c0bc5e87/FLAGae5de7182 [2021-10-11 00:27:57,241 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:27:57,243 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:27:57,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/612406b43/f765fd658bd2493bad99e646c0bc5e87/FLAGae5de7182 [2021-10-11 00:27:57,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/612406b43/f765fd658bd2493bad99e646c0bc5e87 [2021-10-11 00:27:57,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:27:57,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:27:57,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:57,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:27:57,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:27:57,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:57" (1/1) ... [2021-10-11 00:27:57,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c883ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:57, skipping insertion in model container [2021-10-11 00:27:57,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:57" (1/1) ... [2021-10-11 00:27:57,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:27:58,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:28:05,333 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-11 00:28:05,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6172b3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:05, skipping insertion in model container [2021-10-11 00:28:05,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:05,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:28:05,337 INFO L168 Benchmark]: Toolchain (without parser) took 7664.45 ms. Allocated memory was 127.9 MB in the beginning and 306.2 MB in the end (delta: 178.3 MB). Free memory was 73.1 MB in the beginning and 163.2 MB in the end (delta: -90.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:05,339 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 127.9 MB. Free memory was 102.2 MB in the beginning and 102.1 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:28:05,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7661.89 ms. Allocated memory was 127.9 MB in the beginning and 306.2 MB in the end (delta: 178.3 MB). Free memory was 72.7 MB in the beginning and 163.2 MB in the end (delta: -90.5 MB). Peak memory consumption was 93.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:05,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 127.9 MB. Free memory was 102.2 MB in the beginning and 102.1 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7661.89 ms. Allocated memory was 127.9 MB in the beginning and 306.2 MB in the end (delta: 178.3 MB). Free memory was 72.7 MB in the beginning and 163.2 MB in the end (delta: -90.5 MB). Peak memory consumption was 93.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:28:07,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:28:07,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:28:07,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:28:07,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:28:07,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:28:07,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:28:07,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:28:07,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:28:07,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:28:07,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:28:07,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:28:07,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:28:07,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:28:07,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:28:07,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:28:07,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:28:07,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:28:07,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:28:07,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:28:07,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:28:07,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:28:07,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:28:07,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:28:07,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:28:07,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:28:07,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:28:07,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:28:07,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:28:07,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:28:07,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:28:07,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:28:07,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:28:07,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:28:07,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:28:07,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:28:07,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:28:07,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:28:07,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:28:07,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:28:07,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:28:07,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-11 00:28:07,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:28:07,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:28:07,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:28:07,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:28:07,863 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:28:07,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:28:07,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:28:07,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:28:07,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:28:07,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:28:07,865 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:28:07,865 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:28:07,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:28:07,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:28:07,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:28:07,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:28:07,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:28:07,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:28:07,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:28:07,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:28:07,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:28:07,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:28:07,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:28:07,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:28:07,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:28:07,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:28:07,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:28:07,868 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-10-11 00:28:08,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:28:08,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:28:08,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:28:08,305 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:28:08,306 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:28:08,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:28:08,372 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/36746ddb1/ba39695aa2b74ed9ae17b0a5cbdf5a9a/FLAG9e22fadf5 [2021-10-11 00:28:09,868 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:28:09,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-11 00:28:09,987 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/36746ddb1/ba39695aa2b74ed9ae17b0a5cbdf5a9a/FLAG9e22fadf5 [2021-10-11 00:28:10,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cf0610-018e-4fce-b91c-4fa9326ff349/bin/uautomizer-Z5i5R5N3CC/data/36746ddb1/ba39695aa2b74ed9ae17b0a5cbdf5a9a [2021-10-11 00:28:10,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:28:10,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:28:10,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:10,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:28:10,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:28:10,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:10" (1/1) ... [2021-10-11 00:28:10,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fa621f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:10, skipping insertion in model container [2021-10-11 00:28:10,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:10" (1/1) ... [2021-10-11 00:28:10,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:28:10,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:28:17,896 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-11 00:28:17,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9f2e09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17, skipping insertion in model container [2021-10-11 00:28:17,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:17,898 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:28:17,900 INFO L168 Benchmark]: Toolchain (without parser) took 7494.10 ms. Allocated memory was 115.3 MB in the beginning and 163.6 MB in the end (delta: 48.2 MB). Free memory was 74.7 MB in the beginning and 62.7 MB in the end (delta: 11.9 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:17,901 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:28:17,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7491.62 ms. Allocated memory was 115.3 MB in the beginning and 163.6 MB in the end (delta: 48.2 MB). Free memory was 74.3 MB in the beginning and 62.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:17,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 55.5 MB in the beginning and 55.4 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7491.62 ms. Allocated memory was 115.3 MB in the beginning and 163.6 MB in the end (delta: 48.2 MB). Free memory was 74.3 MB in the beginning and 62.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...