./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/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_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg --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 ................................................................................................................................ 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_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/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_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg --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 .................................................................................................................................. 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 09:49:11,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:49:11,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:49:11,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:49:11,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:49:11,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:49:11,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:49:11,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:49:11,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:49:11,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:49:11,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:49:11,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:49:11,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:49:11,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:49:11,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:49:11,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:49:11,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:49:11,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:49:11,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:49:11,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:49:11,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:49:11,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:49:11,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:49:11,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:49:11,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:49:11,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:49:11,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:49:11,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:49:12,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:49:12,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:49:12,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:49:12,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:49:12,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:49:12,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:49:12,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:49:12,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:49:12,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:49:12,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:49:12,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:49:12,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:49:12,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:49:12,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 09:49:12,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:49:12,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:49:12,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:49:12,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:49:12,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:49:12,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:49:12,091 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:49:12,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:49:12,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:49:12,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:49:12,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:49:12,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:49:12,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:49:12,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:49:12,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:49:12,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:49:12,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:49:12,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:49:12,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:49:12,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:12,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:49:12,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:49:12,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:49:12,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:49:12,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:49:12,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:49:12,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:49:12,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:49:12,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:49:12,104 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_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-10-28 09:49:12,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:49:12,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:49:12,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:49:12,541 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:49:12,542 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:49:12,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 09:49:12,644 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/6cf4a0776/0ca202af54164334a3750c6700230ffe/FLAG4c77054ec [2021-10-28 09:49:14,516 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:49:14,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 09:49:14,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/6cf4a0776/0ca202af54164334a3750c6700230ffe/FLAG4c77054ec [2021-10-28 09:49:15,135 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/6cf4a0776/0ca202af54164334a3750c6700230ffe [2021-10-28 09:49:15,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:49:15,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:49:15,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:15,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:49:15,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:49:15,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:15" (1/1) ... [2021-10-28 09:49:15,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4995e69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:15, skipping insertion in model container [2021-10-28 09:49:15,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:15" (1/1) ... [2021-10-28 09:49:15,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:49:15,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:49:24,460 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-28 09:49:24,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33a52dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:24, skipping insertion in model container [2021-10-28 09:49:24,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:24,462 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:49:24,465 INFO L168 Benchmark]: Toolchain (without parser) took 9324.13 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 51.3 MB in the beginning and 113.6 MB in the end (delta: -62.3 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:24,466 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 60.6 MB in the beginning and 60.6 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:24,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9321.10 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 51.2 MB in the beginning and 113.6 MB in the end (delta: -62.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:24,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 60.6 MB in the beginning and 60.6 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9321.10 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 51.2 MB in the beginning and 113.6 MB in the end (delta: -62.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:49:27,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:49:27,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:49:27,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:49:27,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:49:27,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:49:27,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:49:27,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:49:27,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:49:27,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:49:27,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:49:27,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:49:27,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:49:27,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:49:27,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:49:27,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:49:27,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:49:27,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:49:27,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:49:27,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:49:27,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:49:27,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:49:27,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:49:27,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:49:27,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:49:27,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:49:27,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:49:27,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:49:27,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:49:27,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:49:27,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:49:27,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:49:27,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:49:27,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:49:27,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:49:27,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:49:27,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:49:27,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:49:27,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:49:27,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:49:27,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:49:27,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 09:49:27,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:49:27,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:49:27,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:49:27,610 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:49:27,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:49:27,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:49:27,613 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:49:27,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:49:27,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:49:27,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:49:27,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:49:27,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:49:27,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:49:27,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:49:27,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:49:27,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:49:27,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:49:27,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:49:27,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:49:27,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:49:27,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:27,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:49:27,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:49:27,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:49:27,620 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:49:27,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:49:27,621 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:49:27,621 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:49:27,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:49:27,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:49:27,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:49:27,622 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_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d2f839cd3d5c175e649f2cde6879f762964029c35bea2bd495ac64c0647c9 [2021-10-28 09:49:28,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:49:28,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:49:28,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:49:28,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:49:28,167 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:49:28,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 09:49:28,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/1be84c900/3a20d23484934d7ca7893e157b93d425/FLAG2902dd777 [2021-10-28 09:49:30,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:49:30,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-28 09:49:30,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/1be84c900/3a20d23484934d7ca7893e157b93d425/FLAG2902dd777 [2021-10-28 09:49:30,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a28ef33-b125-488a-8220-fdf2ae853237/bin/uautomizer-UnR33cPsHg/data/1be84c900/3a20d23484934d7ca7893e157b93d425 [2021-10-28 09:49:30,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:49:30,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:49:30,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:30,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:49:30,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:49:30,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:30" (1/1) ... [2021-10-28 09:49:30,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29da13c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:30, skipping insertion in model container [2021-10-28 09:49:30,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:30" (1/1) ... [2021-10-28 09:49:30,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:49:31,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:49:40,133 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-28 09:49:40,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7335d251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40, skipping insertion in model container [2021-10-28 09:49:40,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:40,135 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:49:40,138 INFO L168 Benchmark]: Toolchain (without parser) took 9387.93 ms. Allocated memory was 100.7 MB in the beginning and 247.5 MB in the end (delta: 146.8 MB). Free memory was 54.3 MB in the beginning and 177.8 MB in the end (delta: -123.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:40,139 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:40,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9384.60 ms. Allocated memory was 100.7 MB in the beginning and 247.5 MB in the end (delta: 146.8 MB). Free memory was 53.9 MB in the beginning and 177.8 MB in the end (delta: -123.9 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:40,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9384.60 ms. Allocated memory was 100.7 MB in the beginning and 247.5 MB in the end (delta: 146.8 MB). Free memory was 53.9 MB in the beginning and 177.8 MB in the end (delta: -123.9 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...