./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:03:04,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:03:04,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:03:04,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:03:04,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:03:04,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:03:04,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:03:04,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:03:04,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:03:04,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:03:04,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:03:04,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:03:04,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:03:04,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:03:04,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:03:04,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:03:04,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:03:04,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:03:04,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:03:04,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:03:04,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:03:04,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:03:04,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:03:04,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:03:04,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:03:04,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:03:04,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:03:04,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:03:04,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:03:04,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:03:04,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:03:04,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:03:04,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:03:04,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:03:04,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:03:04,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:03:04,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:03:04,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:03:04,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:03:04,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:03:04,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:03:04,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:03:04,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:03:04,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:03:04,709 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:03:04,709 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:03:04,710 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:03:04,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:03:04,711 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:03:04,711 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:03:04,711 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:03:04,711 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:03:04,712 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:03:04,713 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:03:04,713 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:03:04,713 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:03:04,713 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:03:04,714 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:03:04,714 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:03:04,714 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:03:04,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:03:04,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:03:04,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:03:04,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:03:04,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:03:04,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:03:04,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:03:04,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:03:04,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:03:04,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:03:04,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:03:04,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:03:04,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:03:04,718 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:03:04,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:03:04,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:03:04,718 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:03:04,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:03:04,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:03:04,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:03:04,719 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_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2022-11-19 07:03:05,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:03:05,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:03:05,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:03:05,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:03:05,064 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:03:05,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2022-11-19 07:03:05,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/5e3ff0ea1/49f742dc908348629555dbe3cc928f1e/FLAG5c85d3ea0 [2022-11-19 07:03:06,456 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:03:06,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2022-11-19 07:03:06,548 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/5e3ff0ea1/49f742dc908348629555dbe3cc928f1e/FLAG5c85d3ea0 [2022-11-19 07:03:07,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/5e3ff0ea1/49f742dc908348629555dbe3cc928f1e [2022-11-19 07:03:07,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:03:07,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:03:07,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:07,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:03:07,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:03:07,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:07" (1/1) ... [2022-11-19 07:03:07,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7542ce03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:07, skipping insertion in model container [2022-11-19 07:03:07,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:07" (1/1) ... [2022-11-19 07:03:07,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:03:07,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:03:38,878 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2022-11-19 07:03:38,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@682bf35a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:38, skipping insertion in model container [2022-11-19 07:03:38,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:38,881 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:03:38,883 INFO L158 Benchmark]: Toolchain (without parser) took 31857.17ms. Allocated memory was 148.9MB in the beginning and 272.6MB in the end (delta: 123.7MB). Free memory was 109.1MB in the beginning and 116.6MB in the end (delta: -7.5MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. [2022-11-19 07:03:38,885 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:03:38,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 31854.80ms. Allocated memory was 148.9MB in the beginning and 272.6MB in the end (delta: 123.7MB). Free memory was 109.1MB in the beginning and 116.6MB in the end (delta: -7.5MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. [2022-11-19 07:03:38,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 31854.80ms. Allocated memory was 148.9MB in the beginning and 272.6MB in the end (delta: 123.7MB). Free memory was 109.1MB in the beginning and 116.6MB in the end (delta: -7.5MB). Peak memory consumption was 176.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:03:40,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:03:40,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:03:40,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:03:40,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:03:40,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:03:40,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:03:40,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:03:40,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:03:40,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:03:40,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:03:40,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:03:40,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:03:40,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:03:40,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:03:40,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:03:40,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:03:40,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:03:40,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:03:40,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:03:40,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:03:40,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:03:40,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:03:40,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:03:40,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:03:40,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:03:40,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:03:40,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:03:40,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:03:40,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:03:40,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:03:40,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:03:40,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:03:40,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:03:40,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:03:40,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:03:40,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:03:40,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:03:40,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:03:40,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:03:40,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:03:40,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:03:41,024 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:03:41,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:03:41,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:03:41,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:03:41,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:03:41,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:03:41,030 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:03:41,030 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:03:41,030 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:03:41,030 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:03:41,032 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:03:41,032 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:03:41,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:03:41,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:03:41,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:03:41,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:03:41,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:03:41,034 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:03:41,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:03:41,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:03:41,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:03:41,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:03:41,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:03:41,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:03:41,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:03:41,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:03:41,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:03:41,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:03:41,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:03:41,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:03:41,037 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:03:41,037 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:03:41,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:03:41,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:03:41,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:03:41,038 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_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 029ab947321d0a5366b44ca0e0d0941f6e2a0d1b98ca54fa1797a6f5333c3c92 [2022-11-19 07:03:41,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:03:41,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:03:41,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:03:41,449 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:03:41,449 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:03:41,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2022-11-19 07:03:41,508 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/011e65d79/cef80f37d823407ab9b997599fdbcad4/FLAGe87131f16 [2022-11-19 07:03:43,019 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:03:43,020 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2022-11-19 07:03:43,181 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/011e65d79/cef80f37d823407ab9b997599fdbcad4/FLAGe87131f16 [2022-11-19 07:03:43,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e01690da-35ae-4a65-bbcf-e0cea335b7c9/bin/utaipan-I9t0OCRTmS/data/011e65d79/cef80f37d823407ab9b997599fdbcad4 [2022-11-19 07:03:43,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:03:43,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:03:43,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:43,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:03:43,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:03:43,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:43" (1/1) ... [2022-11-19 07:03:43,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2423d05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:43, skipping insertion in model container [2022-11-19 07:03:43,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:43" (1/1) ... [2022-11-19 07:03:43,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:03:43,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:03:50,948 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2022-11-19 07:03:50,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60b77ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:50, skipping insertion in model container [2022-11-19 07:03:50,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:50,950 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:03:50,952 INFO L158 Benchmark]: Toolchain (without parser) took 7567.44ms. Allocated memory was 81.8MB in the beginning and 176.2MB in the end (delta: 94.4MB). Free memory was 43.9MB in the beginning and 84.3MB in the end (delta: -40.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2022-11-19 07:03:50,952 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:03:50,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7561.95ms. Allocated memory was 81.8MB in the beginning and 176.2MB in the end (delta: 94.4MB). Free memory was 43.7MB in the beginning and 84.3MB in the end (delta: -40.6MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2022-11-19 07:03:50,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7561.95ms. Allocated memory was 81.8MB in the beginning and 176.2MB in the end (delta: 94.4MB). Free memory was 43.7MB in the beginning and 84.3MB in the end (delta: -40.6MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15103]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN