./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-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ca617ed62d3ea3d69dd92a8e1886de4f6efa412f ............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ca617ed62d3ea3d69dd92a8e1886de4f6efa412f .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:16:35,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:16:35,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:16:35,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:16:35,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:16:35,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:16:35,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:16:35,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:16:35,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:16:35,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:16:35,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:16:35,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:16:35,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:16:35,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:16:35,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:16:35,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:16:35,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:16:35,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:16:35,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:16:35,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:16:35,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:16:35,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:16:35,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:16:35,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:16:35,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:16:35,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:16:35,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:16:35,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:16:35,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:16:35,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:16:35,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:16:35,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:16:35,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:16:35,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:16:35,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:16:35,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:16:35,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:16:35,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:16:35,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:16:35,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:16:35,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:16:35,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 13:16:35,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:16:35,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:16:35,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:16:35,956 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:16:35,956 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:16:35,956 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:16:35,956 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 13:16:35,956 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:16:35,957 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:16:35,957 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 13:16:35,957 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 13:16:35,957 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:16:35,957 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 13:16:35,958 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 13:16:35,958 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 13:16:35,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:16:35,959 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:16:35,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:16:35,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:16:35,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:16:35,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:16:35,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:16:35,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:16:35,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:16:35,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:16:35,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:16:35,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:16:35,962 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 13:16:35,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:16:35,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:16:35,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:16:35,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:16:35,963 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 13:16:35,963 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/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(__VERIFIER_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 -> ca617ed62d3ea3d69dd92a8e1886de4f6efa412f [2019-12-07 13:16:36,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:16:36,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:16:36,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:16:36,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:16:36,075 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:16:36,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 13:16:36,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/c959e3d44/ff7151d88e5b47d18cced81c926b622b/FLAG155e96966 [2019-12-07 13:16:36,761 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:16:36,761 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 13:16:36,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/c959e3d44/ff7151d88e5b47d18cced81c926b622b/FLAG155e96966 [2019-12-07 13:16:37,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/c959e3d44/ff7151d88e5b47d18cced81c926b622b [2019-12-07 13:16:37,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:16:37,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:16:37,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:16:37,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:16:37,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:16:37,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:16:37" (1/1) ... [2019-12-07 13:16:37,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ec51e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:16:37, skipping insertion in model container [2019-12-07 13:16:37,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:16:37" (1/1) ... [2019-12-07 13:16:37,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:16:37,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:16:39,211 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,212 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,242 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,243 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,265 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,265 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,265 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,266 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,267 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,268 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,268 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,269 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,270 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,271 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,272 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,299 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,299 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,300 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,300 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,359 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,380 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,383 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,383 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,383 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,384 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,384 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,384 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,386 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,387 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,387 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,387 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,394 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,431 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,475 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,476 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,476 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,476 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,476 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,477 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,833 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,834 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,836 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,836 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,837 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,837 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,838 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,838 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,839 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,840 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,840 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,841 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,841 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,842 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,843 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,844 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,844 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:39,844 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:40,602 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 13:16:40,724 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2019-12-07 13:16:40,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@491d00db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:16:40, skipping insertion in model container [2019-12-07 13:16:40,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:16:40,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:16:40,726 INFO L168 Benchmark]: Toolchain (without parser) took 3631.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 914.6 MB in the beginning and 938.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 123.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:16:40,727 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:16:40,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3629.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 914.6 MB in the beginning and 938.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 123.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:16:40,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3629.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 914.6 MB in the beginning and 938.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 123.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17937]: 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 0.1.25-f470102 [2019-12-07 13:16:41,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:16:41,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:16:41,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:16:41,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:16:41,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:16:41,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:16:41,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:16:41,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:16:41,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:16:41,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:16:41,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:16:41,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:16:41,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:16:41,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:16:41,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:16:41,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:16:41,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:16:41,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:16:41,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:16:41,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:16:41,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:16:41,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:16:41,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:16:41,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:16:41,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:16:41,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:16:41,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:16:41,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:16:41,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:16:41,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:16:41,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:16:41,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:16:41,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:16:41,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:16:41,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:16:41,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:16:41,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:16:41,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:16:41,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:16:41,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:16:41,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 13:16:41,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:16:41,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:16:41,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:16:41,872 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:16:41,872 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:16:41,872 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:16:41,873 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:16:41,873 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:16:41,873 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:16:41,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:16:41,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:16:41,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:16:41,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:16:41,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:16:41,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:16:41,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:16:41,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:16:41,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:16:41,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:16:41,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:16:41,876 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/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(__VERIFIER_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 -> ca617ed62d3ea3d69dd92a8e1886de4f6efa412f [2019-12-07 13:16:42,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:16:42,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:16:42,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:16:42,107 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:16:42,108 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:16:42,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 13:16:42,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/1cfd34fde/3836d6cbe5a3417a8e70c4336350c038/FLAG12e6b98ba [2019-12-07 13:16:42,833 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:16:42,833 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 13:16:42,873 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/1cfd34fde/3836d6cbe5a3417a8e70c4336350c038/FLAG12e6b98ba [2019-12-07 13:16:42,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71b1872b-227d-4d1e-8e54-2bc2a5e809f9/bin/utaipan/data/1cfd34fde/3836d6cbe5a3417a8e70c4336350c038 [2019-12-07 13:16:42,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:16:42,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:16:42,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:16:42,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:16:42,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:16:42,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:16:42" (1/1) ... [2019-12-07 13:16:42,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffd4e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:16:42, skipping insertion in model container [2019-12-07 13:16:42,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:16:42" (1/1) ... [2019-12-07 13:16:42,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:16:43,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:16:46,628 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2019-12-07 13:16:46,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b89bfb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:16:46, skipping insertion in model container [2019-12-07 13:16:46,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:16:46,629 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:16:46,631 INFO L168 Benchmark]: Toolchain (without parser) took 3696.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 925.5 MB in the beginning and 962.9 MB in the end (delta: -37.4 MB). Peak memory consumption was 136.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:16:46,632 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:16:46,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3694.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 925.5 MB in the beginning and 962.9 MB in the end (delta: -37.4 MB). Peak memory consumption was 136.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:16:46,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3694.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 925.5 MB in the beginning and 962.9 MB in the end (delta: -37.4 MB). Peak memory consumption was 136.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 17937]: 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...