./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 ................................................................................................................................ 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_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:55:25,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:55:25,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:55:25,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:55:25,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:55:25,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:55:25,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:55:25,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:55:25,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:55:25,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:55:25,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:55:25,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:55:25,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:55:25,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:55:25,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:55:25,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:55:25,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:55:25,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:55:25,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:55:25,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:55:25,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:55:25,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:55:25,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:55:25,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:55:25,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:55:25,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:55:25,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:55:25,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:55:25,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:55:25,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:55:25,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:55:25,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:55:25,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:55:25,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:55:25,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:55:25,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:55:25,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:55:25,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:55:25,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:55:25,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:55:25,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:55:25,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-21 19:55:25,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:55:25,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:55:25,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:55:25,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:55:25,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:55:25,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:55:25,530 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:55:25,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:55:25,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:55:25,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:55:25,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:55:25,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:55:25,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:55:25,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:55:25,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:55:25,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:55:25,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:55:25,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:55:25,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:55:25,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:55:25,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:55:25,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:55:25,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:55:25,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:55:25,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:55:25,537 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:55:25,537 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:55:25,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:55:25,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:55:25,540 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_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-21 19:55:25,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:55:25,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:55:25,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:55:25,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:55:25,882 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:55:25,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-21 19:55:25,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/5911190d0/0653e93062914c2eabacb111837f41b8/FLAGb4d0f76c1 [2021-10-21 19:55:27,684 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:55:27,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-21 19:55:27,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/5911190d0/0653e93062914c2eabacb111837f41b8/FLAGb4d0f76c1 [2021-10-21 19:55:27,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/5911190d0/0653e93062914c2eabacb111837f41b8 [2021-10-21 19:55:27,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:55:27,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:55:27,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:55:27,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:55:27,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:55:27,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:55:27" (1/1) ... [2021-10-21 19:55:27,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2d4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:55:27, skipping insertion in model container [2021-10-21 19:55:27,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:55:27" (1/1) ... [2021-10-21 19:55:27,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:55:28,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:55:40,466 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-10-21 19:55:40,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42285b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:55:40, skipping insertion in model container [2021-10-21 19:55:40,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:55:40,468 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:55:40,471 INFO L168 Benchmark]: Toolchain (without parser) took 12624.52 ms. Allocated memory was 107.0 MB in the beginning and 281.0 MB in the end (delta: 174.1 MB). Free memory was 45.4 MB in the beginning and 156.5 MB in the end (delta: -111.1 MB). Peak memory consumption was 99.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:40,473 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory is still 63.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:55:40,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12620.68 ms. Allocated memory was 107.0 MB in the beginning and 281.0 MB in the end (delta: 174.1 MB). Free memory was 45.2 MB in the beginning and 156.5 MB in the end (delta: -111.4 MB). Peak memory consumption was 97.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:40,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory is still 63.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12620.68 ms. Allocated memory was 107.0 MB in the beginning and 281.0 MB in the end (delta: 174.1 MB). Free memory was 45.2 MB in the beginning and 156.5 MB in the end (delta: -111.4 MB). Peak memory consumption was 97.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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-e943c26 [2021-10-21 19:55:42,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:55:42,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:55:42,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:55:42,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:55:42,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:55:42,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:55:42,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:55:42,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:55:42,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:55:42,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:55:42,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:55:42,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:55:42,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:55:42,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:55:42,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:55:42,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:55:42,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:55:42,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:55:42,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:55:42,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:55:42,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:55:42,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:55:42,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:55:42,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:55:42,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:55:42,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:55:42,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:55:42,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:55:42,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:55:42,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:55:42,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:55:42,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:55:42,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:55:42,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:55:42,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:55:42,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:55:42,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:55:42,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:55:42,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:55:42,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:55:42,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-21 19:55:42,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:55:42,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:55:42,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:55:42,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:55:42,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:55:42,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:55:42,974 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:55:42,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:55:42,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:55:42,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:55:42,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:55:42,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:55:42,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:55:42,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:55:42,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:55:42,978 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:55:42,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:55:42,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:55:42,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:55:42,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:55:42,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:55:42,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:55:42,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:55:42,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:55:42,987 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:55:42,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:55:42,987 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:55:42,987 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:55:42,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:55:42,988 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:55:42,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:55:42,989 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_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2021-10-21 19:55:43,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:55:43,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:55:43,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:55:43,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:55:43,494 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:55:43,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-21 19:55:43,576 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/fea3b5403/c54aac1371a54750aea73fb5bbd0adcd/FLAG4defe6557 [2021-10-21 19:55:45,546 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:55:45,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2021-10-21 19:55:45,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/fea3b5403/c54aac1371a54750aea73fb5bbd0adcd/FLAG4defe6557 [2021-10-21 19:55:45,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00bd94d-e11f-40cd-bfce-2782d8311b66/bin/uautomizer-j4sWxH34Be/data/fea3b5403/c54aac1371a54750aea73fb5bbd0adcd [2021-10-21 19:55:45,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:55:45,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:55:45,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:55:45,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:55:45,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:55:45,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:55:45" (1/1) ... [2021-10-21 19:55:45,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108db5b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:55:45, skipping insertion in model container [2021-10-21 19:55:45,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:55:45" (1/1) ... [2021-10-21 19:55:45,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:55:46,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:55:58,252 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-10-21 19:55:58,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fe80467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:55:58, skipping insertion in model container [2021-10-21 19:55:58,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:55:58,255 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:55:58,258 INFO L168 Benchmark]: Toolchain (without parser) took 12316.85 ms. Allocated memory was 86.0 MB in the beginning and 192.9 MB in the end (delta: 107.0 MB). Free memory was 31.9 MB in the beginning and 69.0 MB in the end (delta: -37.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:58,259 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 44.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:55:58,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12314.45 ms. Allocated memory was 86.0 MB in the beginning and 192.9 MB in the end (delta: 107.0 MB). Free memory was 31.7 MB in the beginning and 69.0 MB in the end (delta: -37.3 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:58,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 44.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12314.45 ms. Allocated memory was 86.0 MB in the beginning and 192.9 MB in the end (delta: 107.0 MB). Free memory was 31.7 MB in the beginning and 69.0 MB in the end (delta: -37.3 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: 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...