./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--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl --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 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:05:00,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:05:00,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:05:00,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:05:00,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:05:00,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:05:00,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:05:00,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:05:00,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:05:00,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:05:00,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:05:00,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:05:00,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:05:00,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:05:00,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:05:00,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:05:00,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:05:00,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:05:00,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:05:00,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:05:00,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:05:00,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:05:00,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:05:00,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:05:00,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:05:00,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:05:00,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:05:00,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:05:00,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:05:00,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:05:00,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:05:00,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:05:00,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:05:00,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:05:00,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:05:00,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:05:00,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:05:00,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:05:00,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:05:00,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:05:00,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:05:00,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:05:00,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:05:00,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:05:00,536 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:05:00,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:05:00,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:05:00,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:05:00,546 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:05:00,546 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:05:00,547 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:05:00,547 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:05:00,548 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:05:00,548 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:05:00,549 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:05:00,549 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:05:00,549 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:05:00,550 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:05:00,550 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:05:00,550 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:05:00,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:05:00,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:05:00,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:05:00,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:05:00,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:05:00,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:05:00,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:05:00,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:05:00,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:05:00,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:05:00,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:05:00,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:05:00,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:05:00,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:05:00,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:05:00,566 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:05:00,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:05:00,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:05:00,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:05:00,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:05:00,567 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2021-11-23 17:05:00,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:05:00,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:05:00,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:05:00,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:05:00,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:05:00,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-23 17:05:01,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/2193c631d/6771f2ea0f7344f9b43442bc1e10f377/FLAG532220a14 [2021-11-23 17:05:02,372 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:05:02,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-23 17:05:02,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/2193c631d/6771f2ea0f7344f9b43442bc1e10f377/FLAG532220a14 [2021-11-23 17:05:02,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/2193c631d/6771f2ea0f7344f9b43442bc1e10f377 [2021-11-23 17:05:02,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:05:02,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:05:02,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:05:02,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:05:02,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:05:02,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:05:02" (1/1) ... [2021-11-23 17:05:02,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c7ba1ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:05:02, skipping insertion in model container [2021-11-23 17:05:02,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:05:02" (1/1) ... [2021-11-23 17:05:02,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:05:03,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:05:10,229 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-23 17:05:10,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f21733d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:05:10, skipping insertion in model container [2021-11-23 17:05:10,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:05:10,231 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:05:10,234 INFO L158 Benchmark]: Toolchain (without parser) took 7330.62ms. Allocated memory was 98.6MB in the beginning and 148.9MB in the end (delta: 50.3MB). Free memory was 66.3MB in the beginning and 69.0MB in the end (delta: -2.7MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2021-11-23 17:05:10,236 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:05:10,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7327.62ms. Allocated memory was 98.6MB in the beginning and 148.9MB in the end (delta: 50.3MB). Free memory was 66.1MB in the beginning and 69.0MB in the end (delta: -3.0MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2021-11-23 17:05:10,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7327.62ms. Allocated memory was 98.6MB in the beginning and 148.9MB in the end (delta: 50.3MB). Free memory was 66.1MB in the beginning and 69.0MB in the end (delta: -3.0MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18233]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl --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 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:05:13,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:05:13,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:05:13,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:05:13,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:05:13,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:05:13,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:05:13,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:05:13,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:05:13,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:05:13,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:05:13,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:05:13,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:05:13,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:05:13,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:05:13,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:05:13,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:05:13,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:05:13,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:05:13,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:05:13,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:05:13,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:05:13,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:05:13,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:05:13,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:05:13,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:05:13,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:05:13,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:05:13,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:05:13,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:05:13,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:05:13,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:05:13,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:05:13,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:05:13,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:05:13,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:05:13,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:05:13,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:05:13,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:05:13,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:05:13,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:05:13,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:05:13,306 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:05:13,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:05:13,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:05:13,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:05:13,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:05:13,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:05:13,308 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:05:13,309 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:05:13,309 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:05:13,309 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:05:13,310 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:05:13,310 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:05:13,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:05:13,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:05:13,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:05:13,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:05:13,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:05:13,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:05:13,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:05:13,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:05:13,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:05:13,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:05:13,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:05:13,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:05:13,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:05:13,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:05:13,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:05:13,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:05:13,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:05:13,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:05:13,323 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:05:13,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:05:13,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:05:13,324 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:05:13,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:05:13,324 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_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827a981a0dd9baa353198c80aed0e72d9b0abd9e65df51463e1b76c9997177dc [2021-11-23 17:05:13,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:05:13,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:05:13,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:05:13,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:05:13,809 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:05:13,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-23 17:05:13,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/0a29399db/afb76250d790429ebd9db6aa623f4c8a/FLAGa24ed3b80 [2021-11-23 17:05:15,564 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:05:15,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-23 17:05:15,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/0a29399db/afb76250d790429ebd9db6aa623f4c8a/FLAGa24ed3b80 [2021-11-23 17:05:15,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2093fd5-7a99-4c6b-a60c-c0247cfce447/bin/utaipan-fb15Y9Yzbl/data/0a29399db/afb76250d790429ebd9db6aa623f4c8a [2021-11-23 17:05:15,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:05:15,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:05:15,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:05:15,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:05:15,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:05:15,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:05:15" (1/1) ... [2021-11-23 17:05:15,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33eabfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:05:15, skipping insertion in model container [2021-11-23 17:05:15,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:05:15" (1/1) ... [2021-11-23 17:05:15,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:05:16,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:05:23,467 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-23 17:05:23,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@151cbc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:05:23, skipping insertion in model container [2021-11-23 17:05:23,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:05:23,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:05:23,471 INFO L158 Benchmark]: Toolchain (without parser) took 7557.53ms. Allocated memory was 69.2MB in the beginning and 226.5MB in the end (delta: 157.3MB). Free memory was 34.5MB in the beginning and 151.9MB in the end (delta: -117.3MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2021-11-23 17:05:23,472 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:05:23,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7551.91ms. Allocated memory was 69.2MB in the beginning and 226.5MB in the end (delta: 157.3MB). Free memory was 34.4MB in the beginning and 151.9MB in the end (delta: -117.5MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2021-11-23 17:05:23,481 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7551.91ms. Allocated memory was 69.2MB in the beginning and 226.5MB in the end (delta: 157.3MB). Free memory was 34.4MB in the beginning and 151.9MB in the end (delta: -117.5MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18233]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d 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