./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-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7 --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 3b5a88f5882397bcd8d0737e3102d517e93d711a1ccf4d0028c8d2f832279519 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:56:15,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:56:15,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:56:15,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:56:15,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:56:15,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:56:15,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:56:15,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:56:15,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:56:15,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:56:15,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:56:15,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:56:15,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:56:15,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:56:15,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:56:15,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:56:15,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:56:15,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:56:15,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:56:15,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:56:15,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:56:15,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:56:15,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:56:15,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:56:15,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:56:15,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:56:15,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:56:15,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:56:15,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:56:15,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:56:15,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:56:15,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:56:15,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:56:15,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:56:15,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:56:15,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:56:15,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:56:15,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:56:15,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:56:15,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:56:15,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:56:15,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:56:15,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:56:15,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:56:15,781 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:56:15,781 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:56:15,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:56:15,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:56:15,789 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:56:15,789 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:56:15,789 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:56:15,789 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:56:15,790 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:56:15,791 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:56:15,791 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:56:15,791 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:56:15,791 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:56:15,792 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:56:15,792 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:56:15,792 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:56:15,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:56:15,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:56:15,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:56:15,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:56:15,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:56:15,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:56:15,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:56:15,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:56:15,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:56:15,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:56:15,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:56:15,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:56:15,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:56:15,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:56:15,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:56:15,797 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:56:15,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:56:15,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:56:15,797 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:56:15,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:56:15,798 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_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b5a88f5882397bcd8d0737e3102d517e93d711a1ccf4d0028c8d2f832279519 [2021-11-25 18:56:16,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:56:16,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:56:16,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:56:16,162 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:56:16,162 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:56:16,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 18:56:16,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/1316c557e/5f40293600334d2b8ba4d1ef0060a340/FLAGb8ee7044f [2021-11-25 18:56:17,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:56:17,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 18:56:17,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/1316c557e/5f40293600334d2b8ba4d1ef0060a340/FLAGb8ee7044f [2021-11-25 18:56:17,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/1316c557e/5f40293600334d2b8ba4d1ef0060a340 [2021-11-25 18:56:17,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:56:17,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:56:17,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:56:17,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:56:17,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:56:17,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:56:17" (1/1) ... [2021-11-25 18:56:17,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bea213c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:56:17, skipping insertion in model container [2021-11-25 18:56:17,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:56:17" (1/1) ... [2021-11-25 18:56:17,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:56:17,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:56:24,420 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-25 18:56:24,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a137ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:56:24, skipping insertion in model container [2021-11-25 18:56:24,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:56:24,423 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:56:24,426 INFO L158 Benchmark]: Toolchain (without parser) took 6850.12ms. Allocated memory was 90.2MB in the beginning and 174.1MB in the end (delta: 83.9MB). Free memory was 42.2MB in the beginning and 98.2MB in the end (delta: -55.9MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2021-11-25 18:56:24,428 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:56:24,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6845.52ms. Allocated memory was 90.2MB in the beginning and 174.1MB in the end (delta: 83.9MB). Free memory was 42.0MB in the beginning and 98.2MB in the end (delta: -56.2MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2021-11-25 18:56:24,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 65.1MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6845.52ms. Allocated memory was 90.2MB in the beginning and 174.1MB in the end (delta: 83.9MB). Free memory was 42.0MB in the beginning and 98.2MB in the end (delta: -56.2MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18353]: 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_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7 --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 3b5a88f5882397bcd8d0737e3102d517e93d711a1ccf4d0028c8d2f832279519 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:56:26,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:56:26,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:56:26,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:56:26,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:56:26,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:56:26,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:56:26,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:56:26,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:56:27,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:56:27,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:56:27,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:56:27,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:56:27,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:56:27,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:56:27,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:56:27,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:56:27,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:56:27,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:56:27,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:56:27,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:56:27,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:56:27,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:56:27,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:56:27,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:56:27,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:56:27,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:56:27,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:56:27,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:56:27,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:56:27,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:56:27,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:56:27,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:56:27,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:56:27,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:56:27,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:56:27,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:56:27,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:56:27,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:56:27,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:56:27,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:56:27,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 18:56:27,117 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:56:27,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:56:27,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:56:27,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:56:27,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:56:27,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:56:27,120 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:56:27,121 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:56:27,121 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:56:27,121 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:56:27,122 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:56:27,123 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:56:27,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:56:27,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:56:27,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:56:27,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:56:27,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:56:27,126 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:56:27,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:56:27,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:56:27,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:56:27,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:56:27,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:56:27,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:56:27,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:56:27,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:56:27,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:56:27,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:56:27,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:56:27,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:56:27,129 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:56:27,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:56:27,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:56:27,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:56:27,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:56:27,131 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_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b5a88f5882397bcd8d0737e3102d517e93d711a1ccf4d0028c8d2f832279519 [2021-11-25 18:56:27,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:56:27,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:56:27,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:56:27,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:56:27,511 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:56:27,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 18:56:27,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/3ed4a7b09/e1f9a3a9c6da46298cd5b0148e5897a7/FLAG7dfc460f1 [2021-11-25 18:56:28,920 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:56:28,924 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2021-11-25 18:56:29,060 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/3ed4a7b09/e1f9a3a9c6da46298cd5b0148e5897a7/FLAG7dfc460f1 [2021-11-25 18:56:29,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8d36fe-c18b-44b0-866c-5a80e6c22029/bin/utaipan-eEHZpOm5b7/data/3ed4a7b09/e1f9a3a9c6da46298cd5b0148e5897a7 [2021-11-25 18:56:29,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:56:29,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:56:29,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:56:29,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:56:29,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:56:29,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:56:29" (1/1) ... [2021-11-25 18:56:29,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252d19eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:56:29, skipping insertion in model container [2021-11-25 18:56:29,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:56:29" (1/1) ... [2021-11-25 18:56:29,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:56:29,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:56:35,799 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2021-11-25 18:56:35,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a7c9408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:56:35, skipping insertion in model container [2021-11-25 18:56:35,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:56:35,800 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 18:56:35,802 INFO L158 Benchmark]: Toolchain (without parser) took 6337.42ms. Allocated memory was 58.7MB in the beginning and 121.6MB in the end (delta: 62.9MB). Free memory was 25.5MB in the beginning and 44.3MB in the end (delta: -18.8MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-25 18:56:35,803 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory is still 25.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:56:35,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6333.06ms. Allocated memory was 58.7MB in the beginning and 121.6MB in the end (delta: 62.9MB). Free memory was 25.4MB in the beginning and 44.3MB in the end (delta: -18.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-25 18:56:35,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory is still 25.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6333.06ms. Allocated memory was 58.7MB in the beginning and 121.6MB in the end (delta: 62.9MB). Free memory was 25.4MB in the beginning and 44.3MB in the end (delta: -18.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18353]: 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