./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/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_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:08:27,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:08:27,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:08:27,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:08:27,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:08:27,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:08:27,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:08:27,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:08:27,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:08:27,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:08:27,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:08:27,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:08:27,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:08:27,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:08:27,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:08:27,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:08:27,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:08:27,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:08:27,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:08:27,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:08:27,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:08:27,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:08:27,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:08:27,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:08:27,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:08:27,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:08:27,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:08:27,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:08:27,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:08:27,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:08:27,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:08:27,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:08:27,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:08:27,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:08:27,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:08:27,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:08:27,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:08:27,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:08:27,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:08:27,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:08:27,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:08:27,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:08:27,754 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:08:27,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:08:27,755 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:08:27,755 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:08:27,756 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:08:27,756 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:08:27,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:08:27,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:08:27,757 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:08:27,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:08:27,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:08:27,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:08:27,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:08:27,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:08:27,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:08:27,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:08:27,760 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:08:27,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:08:27,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:08:27,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:08:27,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:08:27,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:08:27,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:08:27,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:08:27,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:08:27,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:08:27,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:08:27,762 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:08:27,762 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:08:27,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:08:27,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:08:27,764 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_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-11-13 18:08:28,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:08:28,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:08:28,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:08:28,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:08:28,108 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:08:28,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-13 18:08:28,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/f5a080d09/8eb5999fe3e340f69eed20b34d336339/FLAG092e4addc [2021-11-13 18:08:29,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:08:29,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-13 18:08:29,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/f5a080d09/8eb5999fe3e340f69eed20b34d336339/FLAG092e4addc [2021-11-13 18:08:30,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/f5a080d09/8eb5999fe3e340f69eed20b34d336339 [2021-11-13 18:08:30,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:08:30,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:08:30,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:08:30,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:08:30,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:08:30,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:08:30" (1/1) ... [2021-11-13 18:08:30,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7827695f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:08:30, skipping insertion in model container [2021-11-13 18:08:30,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:08:30" (1/1) ... [2021-11-13 18:08:30,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:08:30,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:08:37,439 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-13 18:08:37,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55361d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:08:37, skipping insertion in model container [2021-11-13 18:08:37,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:08:37,440 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:08:37,443 INFO L158 Benchmark]: Toolchain (without parser) took 7348.68ms. Allocated memory was 104.9MB in the beginning and 253.8MB in the end (delta: 148.9MB). Free memory was 54.9MB in the beginning and 182.0MB in the end (delta: -127.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2021-11-13 18:08:37,443 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:08:37,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7346.35ms. Allocated memory was 104.9MB in the beginning and 253.8MB in the end (delta: 148.9MB). Free memory was 54.9MB in the beginning and 182.0MB in the end (delta: -127.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2021-11-13 18:08:37,446 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7346.35ms. Allocated memory was 104.9MB in the beginning and 253.8MB in the end (delta: 148.9MB). Free memory was 54.9MB in the beginning and 182.0MB in the end (delta: -127.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * 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... --- 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/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_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:08:39,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:08:39,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:08:39,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:08:39,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:08:39,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:08:39,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:08:39,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:08:39,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:08:39,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:08:39,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:08:39,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:08:39,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:08:39,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:08:39,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:08:39,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:08:39,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:08:39,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:08:39,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:08:39,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:08:39,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:08:39,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:08:39,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:08:39,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:08:39,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:08:39,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:08:39,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:08:39,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:08:39,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:08:39,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:08:39,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:08:39,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:08:39,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:08:39,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:08:39,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:08:39,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:08:39,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:08:39,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:08:39,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:08:39,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:08:39,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:08:39,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-13 18:08:39,995 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:08:39,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:08:39,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:08:39,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:08:39,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:08:39,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:08:39,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:08:39,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:08:39,999 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:08:40,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:08:40,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:08:40,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:08:40,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:08:40,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:08:40,002 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:08:40,002 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:08:40,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:08:40,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:08:40,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:08:40,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:08:40,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:08:40,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:08:40,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:08:40,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:08:40,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:08:40,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:08:40,005 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:08:40,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:08:40,006 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:08:40,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:08:40,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:08:40,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:08:40,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:08:40,007 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_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2021-11-13 18:08:40,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:08:40,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:08:40,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:08:40,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:08:40,465 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:08:40,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-13 18:08:40,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/cf09f551f/52fc8779dbba4e688c204374d4109e98/FLAGd6f45bc20 [2021-11-13 18:08:42,094 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:08:42,095 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-13 18:08:42,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/cf09f551f/52fc8779dbba4e688c204374d4109e98/FLAGd6f45bc20 [2021-11-13 18:08:42,392 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64ff0246-a236-4208-a0e7-c8715c850f91/bin/uautomizer-YU5uOKAj3y/data/cf09f551f/52fc8779dbba4e688c204374d4109e98 [2021-11-13 18:08:42,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:08:42,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:08:42,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:08:42,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:08:42,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:08:42,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:08:42" (1/1) ... [2021-11-13 18:08:42,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c5bf6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:08:42, skipping insertion in model container [2021-11-13 18:08:42,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:08:42" (1/1) ... [2021-11-13 18:08:42,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:08:42,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:08:49,720 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-13 18:08:49,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bb0fad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:08:49, skipping insertion in model container [2021-11-13 18:08:49,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:08:49,722 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:08:49,724 INFO L158 Benchmark]: Toolchain (without parser) took 7324.88ms. Allocated memory was 71.3MB in the beginning and 174.1MB in the end (delta: 102.8MB). Free memory was 27.2MB in the beginning and 81.3MB in the end (delta: -54.1MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-13 18:08:49,725 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:08:49,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7320.48ms. Allocated memory was 71.3MB in the beginning and 174.1MB in the end (delta: 102.8MB). Free memory was 27.0MB in the beginning and 81.3MB in the end (delta: -54.3MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-13 18:08:49,729 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7320.48ms. Allocated memory was 71.3MB in the beginning and 174.1MB in the end (delta: 102.8MB). Free memory was 27.0MB in the beginning and 81.3MB in the end (delta: -54.3MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN