./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/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-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan --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 dcb0819e223e14da8716fc5eafaa0e3e42a13a09 ................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/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-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan --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 dcb0819e223e14da8716fc5eafaa0e3e42a13a09 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:30:12,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:30:12,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:30:12,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:30:12,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:30:12,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:30:12,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:30:12,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:30:12,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:30:12,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:30:12,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:30:12,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:30:12,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:30:12,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:30:12,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:30:12,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:30:12,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:30:12,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:30:12,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:30:12,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:30:12,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:30:12,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:30:12,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:30:12,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:30:12,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:30:12,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:30:12,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:30:12,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:30:12,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:30:12,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:30:12,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:30:12,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:30:12,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:30:12,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:30:12,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:30:12,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:30:12,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:30:12,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:30:12,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:30:12,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:30:12,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:30:12,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:30:12,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:30:12,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:30:12,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:30:12,726 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:30:12,727 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:30:12,727 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:30:12,727 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:30:12,728 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:30:12,728 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:30:12,728 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:30:12,729 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:30:12,729 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:30:12,730 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:30:12,730 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:30:12,730 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:30:12,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:30:12,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:30:12,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:30:12,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:30:12,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:30:12,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:30:12,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:30:12,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:30:12,734 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:30:12,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:30:12,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:30:12,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:30:12,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:30:12,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:30:12,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:30:12,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:30:12,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:30:12,738 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:30:12,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:30:12,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:30:12,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:30:12,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:30:12,740 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:30:12,740 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-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcb0819e223e14da8716fc5eafaa0e3e42a13a09 [2020-11-28 07:30:13,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:30:13,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:30:13,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:30:13,044 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:30:13,045 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:30:13,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/../../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 [2020-11-28 07:30:13,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/64ef39ef9/a36748ab2cfe4c27975e75efc93463c9/FLAG06d4b9fbe [2020-11-28 07:30:14,455 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:30:14,456 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/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 [2020-11-28 07:30:14,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/64ef39ef9/a36748ab2cfe4c27975e75efc93463c9/FLAG06d4b9fbe [2020-11-28 07:30:15,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/64ef39ef9/a36748ab2cfe4c27975e75efc93463c9 [2020-11-28 07:30:15,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:30:15,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:30:15,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:30:15,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:30:15,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:30:15,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:30:15" (1/1) ... [2020-11-28 07:30:15,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619c6972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:30:15, skipping insertion in model container [2020-11-28 07:30:15,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:30:15" (1/1) ... [2020-11-28 07:30:15,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:30:15,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:30:18,769 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,770 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,812 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,813 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,875 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,876 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,876 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,877 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,878 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,879 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,879 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,880 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,881 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,889 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,890 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,986 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,987 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,988 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:18,988 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,103 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,150 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,158 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,159 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,165 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,166 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,167 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,180 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,183 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,184 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,185 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,185 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,202 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,262 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,362 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,362 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,363 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,364 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,364 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,364 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:19,999 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,000 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,002 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,003 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,005 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,005 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,007 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,008 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,008 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,010 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,011 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,013 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,013 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,015 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,016 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,017 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,018 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:20,019 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:21,243 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:30:21,512 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2020-11-28 07:30:21,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@338b337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:30:21, skipping insertion in model container [2020-11-28 07:30:21,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:30:21,513 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:30:21,516 INFO L168 Benchmark]: Toolchain (without parser) took 6448.79 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 60.0 MB in the beginning and 100.4 MB in the end (delta: -40.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:21,517 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:30:21,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6446.56 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 59.7 MB in the beginning and 100.4 MB in the end (delta: -40.8 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:21,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6446.56 ms. Allocated memory was 96.5 MB in the beginning and 203.4 MB in the end (delta: 107.0 MB). Free memory was 59.7 MB in the beginning and 100.4 MB in the end (delta: -40.8 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:30:23,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:30:23,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:30:23,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:30:23,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:30:23,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:30:23,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:30:23,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:30:23,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:30:23,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:30:23,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:30:23,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:30:23,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:30:23,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:30:23,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:30:23,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:30:23,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:30:23,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:30:23,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:30:23,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:30:23,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:30:23,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:30:23,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:30:23,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:30:23,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:30:23,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:30:23,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:30:23,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:30:23,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:30:23,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:30:23,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:30:23,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:30:23,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:30:23,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:30:23,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:30:23,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:30:23,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:30:23,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:30:23,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:30:23,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:30:23,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:30:23,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:30:24,054 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:30:24,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:30:24,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:30:24,057 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:30:24,057 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:30:24,057 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:30:24,057 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:30:24,058 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:30:24,058 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:30:24,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:30:24,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:30:24,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:30:24,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:30:24,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:30:24,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:30:24,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:30:24,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:30:24,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:30:24,063 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:30:24,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:30:24,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:30:24,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:30:24,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:30:24,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:30:24,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:30:24,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:30:24,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:30:24,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:30:24,065 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:30:24,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:30:24,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:30:24,066 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:30:24,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:30:24,066 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-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcb0819e223e14da8716fc5eafaa0e3e42a13a09 [2020-11-28 07:30:24,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:30:24,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:30:24,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:30:24,494 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:30:24,496 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:30:24,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/../../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 [2020-11-28 07:30:24,578 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/7d2a44bee/10e07beca7cb4b27a117849aec029807/FLAGfa2ed3ec0 [2020-11-28 07:30:25,899 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:30:25,900 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/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 [2020-11-28 07:30:26,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/7d2a44bee/10e07beca7cb4b27a117849aec029807/FLAGfa2ed3ec0 [2020-11-28 07:30:26,511 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54e2dd6f-3405-4660-a4b5-267ee7840634/bin/utaipan/data/7d2a44bee/10e07beca7cb4b27a117849aec029807 [2020-11-28 07:30:26,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:30:26,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:30:26,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:30:26,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:30:26,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:30:26,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:30:26" (1/1) ... [2020-11-28 07:30:26,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f39137e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:30:26, skipping insertion in model container [2020-11-28 07:30:26,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:30:26" (1/1) ... [2020-11-28 07:30:26,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:30:26,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:30:32,955 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2020-11-28 07:30:32,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10d04a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:30:32, skipping insertion in model container [2020-11-28 07:30:32,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:30:32,957 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:30:32,959 INFO L168 Benchmark]: Toolchain (without parser) took 6441.01 ms. Allocated memory was 65.0 MB in the beginning and 176.2 MB in the end (delta: 111.1 MB). Free memory was 30.6 MB in the beginning and 98.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 75.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:32,960 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:30:32,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6435.05 ms. Allocated memory was 65.0 MB in the beginning and 176.2 MB in the end (delta: 111.1 MB). Free memory was 30.5 MB in the beginning and 98.6 MB in the end (delta: -68.2 MB). Peak memory consumption was 75.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:32,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6435.05 ms. Allocated memory was 65.0 MB in the beginning and 176.2 MB in the end (delta: 111.1 MB). Free memory was 30.5 MB in the beginning and 98.6 MB in the end (delta: -68.2 MB). Peak memory consumption was 75.5 MB. Max. memory is 16.1 GB. * 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...