./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 1188069ebe3c8c0c143ca17501f121a700eed501 ............................................................................................................................................................................................. 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_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 1188069ebe3c8c0c143ca17501f121a700eed501 .............................................................................................................................. 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 20:55:22,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:55:22,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:55:22,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:55:22,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:55:22,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:55:22,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:55:22,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:55:22,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:55:22,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:55:22,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:55:22,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:55:22,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:55:22,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:55:22,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:55:22,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:55:22,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:55:22,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:55:22,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:55:22,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:55:22,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:55:22,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:55:22,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:55:22,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:55:22,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:55:22,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:55:22,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:55:22,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:55:22,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:55:22,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:55:22,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:55:22,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:55:22,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:55:22,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:55:22,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:55:22,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:55:22,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:55:22,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:55:22,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:55:22,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:55:22,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:55:22,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 20:55:22,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:55:22,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:55:22,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:55:22,282 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:55:22,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:55:22,283 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:55:22,284 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:55:22,284 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:55:22,284 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:55:22,284 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:55:22,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:55:22,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:55:22,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:55:22,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:55:22,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:55:22,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:55:22,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:55:22,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:55:22,287 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 20:55:22,287 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_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 -> 1188069ebe3c8c0c143ca17501f121a700eed501 [2019-12-07 20:55:22,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:55:22,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:55:22,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:55:22,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:55:22,398 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:55:22,398 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 20:55:22,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/2fc9d5680/46e2f3eb2dc94194947ad81ddf79eb6b/FLAG068397eab [2019-12-07 20:55:23,036 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:55:23,036 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2019-12-07 20:55:23,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/2fc9d5680/46e2f3eb2dc94194947ad81ddf79eb6b/FLAG068397eab [2019-12-07 20:55:23,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/2fc9d5680/46e2f3eb2dc94194947ad81ddf79eb6b [2019-12-07 20:55:23,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:55:23,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:55:23,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:55:23,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:55:23,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:55:23,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:55:23" (1/1) ... [2019-12-07 20:55:23,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@626a2fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:55:23, skipping insertion in model container [2019-12-07 20:55:23,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:55:23" (1/1) ... [2019-12-07 20:55:23,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:55:23,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:55:25,616 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 20:55:25,617 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 20:55:25,646 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 20:55:25,647 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 20:55:25,667 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 20:55:25,667 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 20:55:25,668 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 20:55:25,668 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 20:55:25,669 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 20:55:25,670 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 20:55:25,670 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 20:55:25,671 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 20:55:25,671 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 20:55:25,672 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 20:55:25,673 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 20:55:25,699 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 20:55:25,699 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 20:55:25,699 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 20:55:25,700 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 20:55:25,752 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 20:55:25,773 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 20:55:25,776 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 20:55:25,776 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 20:55:25,777 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 20:55:25,777 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 20:55:25,777 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 20:55:25,778 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 20:55:25,780 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 20:55:25,780 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 20:55:25,780 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 20:55:25,781 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 20:55:25,788 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 20:55:25,824 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 20:55:25,870 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 20:55:25,870 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 20:55:25,870 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 20:55:25,871 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 20:55:25,871 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 20:55:25,871 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 20:55:26,307 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 20:55:26,308 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 20:55:26,309 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 20:55:26,309 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 20:55:26,310 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 20:55:26,310 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 20:55:26,311 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 20:55:26,311 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 20:55:26,312 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 20:55:26,313 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 20:55:26,313 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 20:55:26,314 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 20:55:26,314 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 20:55:26,315 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 20:55:26,316 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 20:55:26,316 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 20:55:26,317 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 20:55:26,317 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 20:55:27,109 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 20:55:27,265 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 20:55:27,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e337551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:55:27, skipping insertion in model container [2019-12-07 20:55:27,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:55:27,266 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:55:27,268 INFO L168 Benchmark]: Toolchain (without parser) took 3794.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 913.0 MB in the beginning and 918.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:55:27,268 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:55:27,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3792.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 913.0 MB in the beginning and 918.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:55:27,270 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 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3792.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 913.0 MB in the beginning and 918.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18219]: 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 20:55:28,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:55:28,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:55:28,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:55:28,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:55:28,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:55:28,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:55:28,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:55:28,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:55:28,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:55:28,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:55:28,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:55:28,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:55:28,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:55:28,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:55:28,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:55:28,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:55:28,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:55:28,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:55:28,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:55:28,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:55:28,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:55:28,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:55:28,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:55:28,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:55:28,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:55:28,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:55:28,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:55:28,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:55:28,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:55:28,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:55:28,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:55:28,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:55:28,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:55:28,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:55:28,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:55:28,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:55:28,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:55:28,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:55:28,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:55:28,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:55:28,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 20:55:28,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:55:28,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:55:28,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:55:28,446 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:55:28,447 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:55:28,447 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:55:28,447 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:55:28,447 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:55:28,447 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:55:28,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:55:28,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:55:28,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:55:28,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:55:28,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:55:28,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:55:28,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:55:28,451 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_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 -> 1188069ebe3c8c0c143ca17501f121a700eed501 [2019-12-07 20:55:28,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:55:28,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:55:28,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:55:28,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:55:28,635 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:55:28,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 [2019-12-07 20:55:28,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/57b4e0fca/71c02641396848b5befa6ad555e42c57/FLAGc2eb0e1c9 [2019-12-07 20:55:29,263 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:55:29,264 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/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 [2019-12-07 20:55:29,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/57b4e0fca/71c02641396848b5befa6ad555e42c57/FLAGc2eb0e1c9 [2019-12-07 20:55:29,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d57aec43-3f1a-404c-bcad-bbc23b7bcce5/bin/utaipan/data/57b4e0fca/71c02641396848b5befa6ad555e42c57 [2019-12-07 20:55:29,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:55:29,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:55:29,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:55:29,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:55:29,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:55:29,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:55:29" (1/1) ... [2019-12-07 20:55:29,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:55:29, skipping insertion in model container [2019-12-07 20:55:29,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:55:29" (1/1) ... [2019-12-07 20:55:29,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:55:29,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:55:33,808 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 20:55:33,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1166dfd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:55:33, skipping insertion in model container [2019-12-07 20:55:33,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:55:33,809 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:55:33,811 INFO L168 Benchmark]: Toolchain (without parser) took 4132.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 924.1 MB in the beginning and 950.9 MB in the end (delta: -26.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:55:33,812 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 20:55:33,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4127.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 924.1 MB in the beginning and 950.9 MB in the end (delta: -26.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:55:33,814 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 4127.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 924.1 MB in the beginning and 950.9 MB in the end (delta: -26.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18219]: 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...