./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/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_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd489fc8de806c966e78a079530bdde090b77eee .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/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_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd489fc8de806c966e78a079530bdde090b77eee ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:19:42,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:19:42,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:19:42,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:19:42,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:19:42,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:19:42,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:19:42,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:19:42,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:19:42,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:19:42,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:19:42,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:19:42,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:19:42,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:19:42,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:19:42,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:19:42,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:19:42,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:19:42,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:19:42,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:19:42,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:19:42,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:19:42,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:19:42,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:19:42,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:19:42,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:19:42,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:19:42,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:19:42,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:19:42,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:19:42,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:19:42,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:19:42,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:19:42,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:19:42,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:19:42,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:19:42,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:19:42,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:19:42,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:19:42,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:19:42,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:19:42,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:19:42,523 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:19:42,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:19:42,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:19:42,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:19:42,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:19:42,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:19:42,533 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:19:42,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:19:42,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:19:42,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:19:42,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:19:42,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:19:42,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:19:42,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:19:42,535 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:19:42,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:19:42,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:19:42,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:19:42,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:19:42,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:19:42,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:19:42,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:19:42,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:19:42,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:19:42,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:19:42,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:19:42,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:19:42,538 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_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-10-13 00:19:42,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:19:42,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:19:42,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:19:42,858 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:19:42,859 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:19:42,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-13 00:19:42,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/af2c2c9b8/9629e9e2eda943e38dd034105630ef0a/FLAG7b6c40c7e [2021-10-13 00:19:44,406 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:19:44,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-13 00:19:44,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/af2c2c9b8/9629e9e2eda943e38dd034105630ef0a/FLAG7b6c40c7e [2021-10-13 00:19:44,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/af2c2c9b8/9629e9e2eda943e38dd034105630ef0a [2021-10-13 00:19:44,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:19:44,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:19:44,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:19:44,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:19:44,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:19:44,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:44" (1/1) ... [2021-10-13 00:19:44,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ddb73f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:44, skipping insertion in model container [2021-10-13 00:19:44,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:44" (1/1) ... [2021-10-13 00:19:44,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:19:45,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:19:53,550 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-13 00:19:53,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c112362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:53, skipping insertion in model container [2021-10-13 00:19:53,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:19:53,552 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:19:53,555 INFO L168 Benchmark]: Toolchain (without parser) took 8733.86 ms. Allocated memory was 111.1 MB in the beginning and 174.1 MB in the end (delta: 62.9 MB). Free memory was 71.2 MB in the beginning and 87.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 83.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:19:53,557 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory was 63.0 MB in the beginning and 63.0 MB in the end (delta: 22.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:19:53,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8729.03 ms. Allocated memory was 111.1 MB in the beginning and 174.1 MB in the end (delta: 62.9 MB). Free memory was 70.9 MB in the beginning and 87.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 83.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:19:53,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory was 63.0 MB in the beginning and 63.0 MB in the end (delta: 22.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8729.03 ms. Allocated memory was 111.1 MB in the beginning and 174.1 MB in the end (delta: 62.9 MB). Free memory was 70.9 MB in the beginning and 87.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 83.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:19:56,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:19:56,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:19:56,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:19:56,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:19:56,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:19:56,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:19:56,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:19:56,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:19:56,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:19:56,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:19:56,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:19:56,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:19:56,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:19:56,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:19:56,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:19:56,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:19:56,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:19:56,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:19:56,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:19:56,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:19:56,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:19:56,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:19:56,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:19:56,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:19:56,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:19:56,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:19:56,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:19:56,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:19:56,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:19:56,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:19:56,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:19:56,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:19:56,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:19:56,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:19:56,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:19:56,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:19:56,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:19:56,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:19:56,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:19:56,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:19:56,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:19:56,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:19:56,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:19:56,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:19:56,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:19:56,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:19:56,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:19:56,202 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:19:56,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:19:56,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:19:56,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:19:56,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:19:56,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:19:56,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:19:56,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:19:56,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:19:56,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:19:56,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:19:56,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:19:56,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:19:56,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:19:56,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:19:56,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:19:56,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:19:56,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:19:56,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:19:56,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:19:56,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:19:56,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:19:56,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:19:56,209 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_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd489fc8de806c966e78a079530bdde090b77eee [2021-10-13 00:19:56,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:19:56,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:19:56,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:19:56,615 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:19:56,616 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:19:56,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-13 00:19:56,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/88e75f615/a021efed7b1541aca12decef86cfd067/FLAG22c34b908 [2021-10-13 00:19:58,184 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:19:58,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2021-10-13 00:19:58,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/88e75f615/a021efed7b1541aca12decef86cfd067/FLAG22c34b908 [2021-10-13 00:19:58,688 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7b3796-c838-406c-b6fa-5e3993139dc4/bin/uautomizer-WNIpwEf4Nt/data/88e75f615/a021efed7b1541aca12decef86cfd067 [2021-10-13 00:19:58,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:19:58,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:19:58,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:19:58,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:19:58,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:19:58,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:58" (1/1) ... [2021-10-13 00:19:58,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64284bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:58, skipping insertion in model container [2021-10-13 00:19:58,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:58" (1/1) ... [2021-10-13 00:19:58,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:19:59,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:07,714 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-13 00:20:07,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c2309d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:07, skipping insertion in model container [2021-10-13 00:20:07,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:07,716 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:20:07,718 INFO L168 Benchmark]: Toolchain (without parser) took 9022.26 ms. Allocated memory was 81.8 MB in the beginning and 174.1 MB in the end (delta: 92.3 MB). Free memory was 47.9 MB in the beginning and 77.1 MB in the end (delta: -29.2 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:07,719 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 37.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:07,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9016.66 ms. Allocated memory was 81.8 MB in the beginning and 174.1 MB in the end (delta: 92.3 MB). Free memory was 47.6 MB in the beginning and 77.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:07,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 37.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9016.66 ms. Allocated memory was 81.8 MB in the beginning and 174.1 MB in the end (delta: 92.3 MB). Free memory was 47.6 MB in the beginning and 77.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15149]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...