./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 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/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_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G --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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 12:52:01,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:52:01,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:52:01,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:52:01,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:52:01,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:52:01,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:52:01,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:52:01,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:52:01,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:52:01,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:52:01,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:52:01,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:52:01,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:52:01,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:52:01,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:52:01,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:52:01,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:52:01,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:52:01,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:52:01,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:52:01,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:52:01,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:52:01,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:52:01,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:52:01,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:52:01,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:52:01,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:52:01,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:52:01,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:52:01,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:52:01,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:52:01,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:52:01,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:52:01,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:52:01,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:52:01,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:52:01,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:52:01,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:52:01,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:52:01,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:52:01,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 12:52:01,860 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:52:01,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:52:01,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:52:01,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:52:01,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:52:01,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:52:01,863 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:52:01,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:52:01,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:52:01,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:52:01,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 12:52:01,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 12:52:01,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 12:52:01,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 12:52:01,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:52:01,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 12:52:01,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:52:01,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:52:01,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 12:52:01,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:52:01,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:52:01,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 12:52:01,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 12:52:01,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 12:52:01,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 12:52:01,868 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 12:52:01,868 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 12:52:01,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 12:52:01,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:52:01,869 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_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-23 12:52:02,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:52:02,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:52:02,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:52:02,238 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:52:02,239 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:52:02,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-23 12:52:02,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/8e6d73693/92fdff11663043a3b44129e3cd0fbb75/FLAG525f033a9 [2021-11-23 12:52:04,100 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:52:04,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-23 12:52:04,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/8e6d73693/92fdff11663043a3b44129e3cd0fbb75/FLAG525f033a9 [2021-11-23 12:52:04,281 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/8e6d73693/92fdff11663043a3b44129e3cd0fbb75 [2021-11-23 12:52:04,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:52:04,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:52:04,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:52:04,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:52:04,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:52:04,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:04" (1/1) ... [2021-11-23 12:52:04,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca9547c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:04, skipping insertion in model container [2021-11-23 12:52:04,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:04" (1/1) ... [2021-11-23 12:52:04,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:52:04,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:52:14,292 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-23 12:52:14,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6aa08d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:14, skipping insertion in model container [2021-11-23 12:52:14,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:52:14,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 12:52:14,296 INFO L158 Benchmark]: Toolchain (without parser) took 10007.11ms. Allocated memory was 113.2MB in the beginning and 243.3MB in the end (delta: 130.0MB). Free memory was 61.7MB in the beginning and 137.5MB in the end (delta: -75.8MB). Peak memory consumption was 109.5MB. Max. memory is 16.1GB. [2021-11-23 12:52:14,297 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:52:14,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10000.87ms. Allocated memory was 113.2MB in the beginning and 243.3MB in the end (delta: 130.0MB). Free memory was 61.3MB in the beginning and 137.5MB in the end (delta: -76.1MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. [2021-11-23 12:52:14,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10000.87ms. Allocated memory was 113.2MB in the beginning and 243.3MB in the end (delta: 130.0MB). Free memory was 61.3MB in the beginning and 137.5MB in the end (delta: -76.1MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. * 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... --- 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_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/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_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G --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 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 12:52:17,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:52:17,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:52:17,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:52:17,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:52:17,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:52:17,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:52:17,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:52:17,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:52:17,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:52:17,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:52:17,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:52:17,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:52:17,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:52:17,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:52:17,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:52:17,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:52:17,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:52:17,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:52:17,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:52:17,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:52:17,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:52:17,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:52:17,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:52:17,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:52:17,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:52:17,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:52:17,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:52:17,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:52:17,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:52:17,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:52:17,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:52:17,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:52:17,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:52:17,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:52:17,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:52:17,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:52:17,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:52:17,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:52:17,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:52:17,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:52:17,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-23 12:52:17,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:52:17,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:52:17,306 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:52:17,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:52:17,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:52:17,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:52:17,309 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:52:17,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:52:17,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:52:17,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 12:52:17,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 12:52:17,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 12:52:17,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 12:52:17,312 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 12:52:17,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 12:52:17,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 12:52:17,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:52:17,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 12:52:17,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:52:17,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:52:17,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 12:52:17,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:52:17,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:52:17,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 12:52:17,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 12:52:17,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 12:52:17,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 12:52:17,316 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 12:52:17,316 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 12:52:17,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 12:52:17,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:52:17,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 12:52:17,317 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_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-11-23 12:52:17,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:52:17,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:52:17,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:52:17,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:52:17,843 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:52:17,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-23 12:52:17,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/800a64502/7c82157c45f446fbb42638cbd5410aa9/FLAG26a0c99f8 [2021-11-23 12:52:19,997 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:52:19,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-11-23 12:52:20,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/800a64502/7c82157c45f446fbb42638cbd5410aa9/FLAG26a0c99f8 [2021-11-23 12:52:20,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0107022e-b451-4a9d-8619-bf9c0ccb6a68/bin/uautomizer-wIGwrQj20G/data/800a64502/7c82157c45f446fbb42638cbd5410aa9 [2021-11-23 12:52:20,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:52:20,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:52:20,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:52:20,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:52:20,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:52:20,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:20" (1/1) ... [2021-11-23 12:52:20,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340c493e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:20, skipping insertion in model container [2021-11-23 12:52:20,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:20" (1/1) ... [2021-11-23 12:52:20,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:52:20,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:52:30,389 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-23 12:52:30,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ae2348d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:30, skipping insertion in model container [2021-11-23 12:52:30,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:52:30,393 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 12:52:30,396 INFO L158 Benchmark]: Toolchain (without parser) took 9894.45ms. Allocated memory was 67.1MB in the beginning and 203.4MB in the end (delta: 136.3MB). Free memory was 24.5MB in the beginning and 89.8MB in the end (delta: -65.4MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2021-11-23 12:52:30,398 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:52:30,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9872.63ms. Allocated memory was 67.1MB in the beginning and 203.4MB in the end (delta: 136.3MB). Free memory was 27.1MB in the beginning and 89.8MB in the end (delta: -62.8MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2021-11-23 12:52:30,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9872.63ms. Allocated memory was 67.1MB in the beginning and 203.4MB in the end (delta: 136.3MB). Free memory was 27.1MB in the beginning and 89.8MB in the end (delta: -62.8MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN