./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--gpu--drm--i915--i915.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_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/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 3e59258351ae550459307b875965daec2e04aa48 ....................................................................................................................................................................... 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_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/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 3e59258351ae550459307b875965daec2e04aa48 .............................................................................................................................. 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 21:48:35,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:48:35,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:48:35,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:48:35,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:48:35,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:48:35,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:48:35,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:48:35,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:48:35,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:48:35,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:48:35,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:48:35,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:48:35,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:48:35,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:48:35,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:48:35,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:48:35,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:48:35,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:48:35,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:48:35,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:48:35,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:48:35,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:48:35,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:48:35,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:48:35,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:48:35,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:48:35,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:48:35,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:48:35,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:48:35,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:48:35,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:48:35,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:48:35,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:48:35,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:48:35,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:48:35,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:48:35,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:48:35,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:48:35,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:48:35,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:48:35,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 21:48:35,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:48:35,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:48:35,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:48:35,504 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:48:35,504 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:48:35,504 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:48:35,504 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:48:35,505 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:48:35,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:48:35,505 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:48:35,505 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:48:35,505 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:48:35,506 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:48:35,506 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:48:35,506 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:48:35,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:48:35,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:48:35,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:48:35,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:48:35,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:48:35,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:48:35,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:48:35,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:48:35,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:48:35,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:48:35,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:48:35,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:48:35,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:48:35,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:48:35,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:48:35,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:48:35,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:48:35,509 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:48:35,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:48:35,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:48:35,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:48:35,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:48:35,510 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 21:48:35,510 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_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/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 -> 3e59258351ae550459307b875965daec2e04aa48 [2019-12-07 21:48:35,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:48:35,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:48:35,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:48:35,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:48:35,628 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:48:35,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 21:48:35,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/c3168421b/02394a4580954a30ae739bb5de7f216a/FLAGc8ecc4050 [2019-12-07 21:48:37,265 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:48:37,266 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 21:48:37,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/c3168421b/02394a4580954a30ae739bb5de7f216a/FLAGc8ecc4050 [2019-12-07 21:48:37,716 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/c3168421b/02394a4580954a30ae739bb5de7f216a [2019-12-07 21:48:37,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:48:37,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:48:37,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:48:37,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:48:37,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:48:37,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:48:37" (1/1) ... [2019-12-07 21:48:37,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f95b1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:48:37, skipping insertion in model container [2019-12-07 21:48:37,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:48:37" (1/1) ... [2019-12-07 21:48:37,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:48:38,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:48:59,293 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 21:48:59,293 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 21:48:59,297 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 21:48:59,579 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 21:48:59,579 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 21:48:59,929 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 21:49:00,751 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 21:49:00,813 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 21:49:18,863 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1015) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:923) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1749) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1324) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2882) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2741) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 21:49:18,868 INFO L168 Benchmark]: Toolchain (without parser) took 41142.69 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 528.5 MB). Free memory was 845.3 MB in the beginning and 1.3 GB in the end (delta: -490.6 MB). Peak memory consumption was 619.0 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:18,868 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:49:18,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 41138.40 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 528.5 MB). Free memory was 845.3 MB in the beginning and 1.3 GB in the end (delta: -490.6 MB). Peak memory consumption was 619.0 MB. Max. memory is 11.5 GB. [2019-12-07 21:49:18,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 41138.40 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 528.5 MB). Free memory was 845.3 MB in the beginning and 1.3 GB in the end (delta: -490.6 MB). Peak memory consumption was 619.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) 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 21:49:19,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:49:19,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:49:19,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:49:19,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:49:19,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:49:19,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:49:19,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:49:20,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:49:20,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:49:20,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:49:20,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:49:20,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:49:20,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:49:20,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:49:20,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:49:20,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:49:20,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:49:20,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:49:20,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:49:20,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:49:20,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:49:20,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:49:20,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:49:20,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:49:20,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:49:20,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:49:20,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:49:20,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:49:20,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:49:20,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:49:20,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:49:20,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:49:20,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:49:20,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:49:20,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:49:20,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:49:20,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:49:20,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:49:20,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:49:20,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:49:20,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 21:49:20,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:49:20,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:49:20,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:49:20,031 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:49:20,031 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:49:20,032 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:49:20,032 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:49:20,032 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:49:20,032 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:49:20,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:49:20,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:49:20,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:49:20,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:49:20,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:49:20,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:49:20,035 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_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/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 -> 3e59258351ae550459307b875965daec2e04aa48 [2019-12-07 21:49:20,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:49:20,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:49:20,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:49:20,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:49:20,220 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:49:20,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 21:49:20,257 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/94c4204c4/9dd6cc340680426790dbfd0923896dca/FLAG7140e43e7 [2019-12-07 21:49:21,950 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:49:21,951 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2019-12-07 21:49:22,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/94c4204c4/9dd6cc340680426790dbfd0923896dca/FLAG7140e43e7 [2019-12-07 21:49:22,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8ac833cb-feb2-42a5-8d0e-8ce11210aad7/bin/utaipan/data/94c4204c4/9dd6cc340680426790dbfd0923896dca [2019-12-07 21:49:22,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:49:22,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:49:22,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:49:22,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:49:22,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:49:22,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:22" (1/1) ... [2019-12-07 21:49:22,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32292186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:49:22, skipping insertion in model container [2019-12-07 21:49:22,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:49:22" (1/1) ... [2019-12-07 21:49:22,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:49:23,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:50:18,642 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 21:50:18,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@293fa354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:50:18, skipping insertion in model container [2019-12-07 21:50:18,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:50:18,644 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:50:18,645 INFO L168 Benchmark]: Toolchain (without parser) took 56332.40 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.0 MB). Free memory was 964.0 MB in the beginning and 1.3 GB in the end (delta: -301.3 MB). Peak memory consumption was 564.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:50:18,646 INFO L168 Benchmark]: CDTParser took 0.14 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 21:50:18,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 56326.50 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.0 MB). Free memory was 964.0 MB in the beginning and 1.3 GB in the end (delta: -301.3 MB). Peak memory consumption was 564.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:50:18,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 56326.50 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.0 MB). Free memory was 964.0 MB in the beginning and 1.3 GB in the end (delta: -301.3 MB). Peak memory consumption was 564.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23704]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...