./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD --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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d ................................................................................................................................ 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_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD --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 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:11:31,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:11:31,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:11:31,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:11:31,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:11:31,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:11:31,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:11:31,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:11:31,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:11:31,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:11:31,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:11:31,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:11:31,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:11:31,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:11:31,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:11:31,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:11:31,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:11:31,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:11:31,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:11:31,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:11:31,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:11:31,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:11:31,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:11:31,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:11:31,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:11:31,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:11:31,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:11:31,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:11:31,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:11:31,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:11:31,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:11:31,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:11:31,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:11:31,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:11:31,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:11:31,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:11:31,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:11:31,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:11:31,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:11:31,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:11:31,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:11:31,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:11:31,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:11:31,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:11:31,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:11:31,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:11:31,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:11:31,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:11:31,580 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:11:31,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:11:31,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:11:31,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:11:31,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:11:31,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:11:31,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:11:31,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:11:31,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:11:31,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:11:31,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:11:31,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:11:31,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:11:31,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:11:31,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:11:31,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:11:31,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:11:31,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:11:31,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:11:31,586 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:11:31,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:11:31,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:11:31,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:11:31,587 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_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-28 23:11:31,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:11:31,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:11:31,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:11:31,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:11:31,951 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:11:31,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 23:11:32,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/dab2701ce/b290cb3151834eec8f2a7162f126683f/FLAGcf2530761 [2021-10-28 23:11:33,336 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:11:33,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 23:11:33,431 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/dab2701ce/b290cb3151834eec8f2a7162f126683f/FLAGcf2530761 [2021-10-28 23:11:33,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/dab2701ce/b290cb3151834eec8f2a7162f126683f [2021-10-28 23:11:33,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:11:33,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:11:33,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:33,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:11:33,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:11:33,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:33" (1/1) ... [2021-10-28 23:11:33,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6916f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:33, skipping insertion in model container [2021-10-28 23:11:33,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:33" (1/1) ... [2021-10-28 23:11:33,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:11:34,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:11:40,906 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-28 23:11:40,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@407e357f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:40, skipping insertion in model container [2021-10-28 23:11:40,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:40,908 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:11:40,912 INFO L168 Benchmark]: Toolchain (without parser) took 7021.40 ms. Allocated memory was 113.2 MB in the beginning and 266.3 MB in the end (delta: 153.1 MB). Free memory was 52.7 MB in the beginning and 166.5 MB in the end (delta: -113.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:40,913 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 113.2 MB. Free memory is still 87.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:11:40,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7017.98 ms. Allocated memory was 113.2 MB in the beginning and 266.3 MB in the end (delta: 153.1 MB). Free memory was 52.7 MB in the beginning and 166.5 MB in the end (delta: -113.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:40,918 INFO L339 ainManager$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 113.2 MB. Free memory is still 87.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7017.98 ms. Allocated memory was 113.2 MB in the beginning and 266.3 MB in the end (delta: 153.1 MB). Free memory was 52.7 MB in the beginning and 166.5 MB in the end (delta: -113.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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 0.2.1-dev-b2eff8b [2021-10-28 23:11:43,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:11:43,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:11:43,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:11:43,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:11:43,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:11:43,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:11:43,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:11:43,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:11:43,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:11:43,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:11:43,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:11:43,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:11:43,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:11:43,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:11:43,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:11:43,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:11:43,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:11:43,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:11:43,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:11:43,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:11:43,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:11:43,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:11:43,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:11:43,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:11:43,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:11:43,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:11:43,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:11:43,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:11:43,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:11:43,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:11:43,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:11:43,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:11:43,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:11:43,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:11:43,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:11:43,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:11:43,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:11:43,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:11:43,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:11:43,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:11:43,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 23:11:43,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:11:43,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:11:43,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:11:43,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:11:43,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:11:43,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:11:43,310 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:11:43,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:11:43,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:11:43,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:11:43,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:11:43,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:11:43,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:11:43,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:11:43,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:11:43,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:11:43,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:11:43,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:11:43,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:11:43,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:11:43,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:11:43,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:11:43,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:11:43,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:11:43,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:11:43,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:11:43,316 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:11:43,316 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:11:43,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:11:43,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:11:43,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:11:43,317 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_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-10-28 23:11:43,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:11:43,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:11:43,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:11:43,740 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:11:43,741 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:11:43,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 23:11:43,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/f040b975d/514bf506b7bb4e43b1830800c07477fa/FLAG93dd85d60 [2021-10-28 23:11:45,389 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:11:45,390 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 23:11:45,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/f040b975d/514bf506b7bb4e43b1830800c07477fa/FLAG93dd85d60 [2021-10-28 23:11:45,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2bdc9b-85a6-4f27-8243-352979a2a177/bin/uautomizer-GMMbpWq8iD/data/f040b975d/514bf506b7bb4e43b1830800c07477fa [2021-10-28 23:11:45,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:11:45,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:11:45,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:45,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:11:45,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:11:45,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:45" (1/1) ... [2021-10-28 23:11:45,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c1e1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:45, skipping insertion in model container [2021-10-28 23:11:45,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:45" (1/1) ... [2021-10-28 23:11:45,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:11:46,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:11:53,622 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-28 23:11:53,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62fa03c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:53, skipping insertion in model container [2021-10-28 23:11:53,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:53,624 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:11:53,627 INFO L168 Benchmark]: Toolchain (without parser) took 7957.72 ms. Allocated memory was 102.8 MB in the beginning and 243.3 MB in the end (delta: 140.5 MB). Free memory was 59.2 MB in the beginning and 167.6 MB in the end (delta: -108.4 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:53,629 INFO L168 Benchmark]: CDTParser took 2.22 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:11:53,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7953.59 ms. Allocated memory was 102.8 MB in the beginning and 243.3 MB in the end (delta: 140.5 MB). Free memory was 59.0 MB in the beginning and 167.6 MB in the end (delta: -108.6 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:53,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7953.59 ms. Allocated memory was 102.8 MB in the beginning and 243.3 MB in the end (delta: 140.5 MB). Free memory was 59.0 MB in the beginning and 167.6 MB in the end (delta: -108.6 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: 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...