./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:21:42,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:21:42,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:21:42,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:21:42,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:21:42,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:21:42,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:21:42,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:21:42,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:21:42,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:21:42,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:21:42,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:21:42,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:21:42,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:21:42,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:21:42,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:21:42,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:21:42,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:21:42,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:21:42,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:21:42,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:21:42,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:21:42,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:21:42,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:21:42,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:21:42,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:21:42,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:21:42,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:21:42,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:21:42,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:21:42,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:21:42,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:21:42,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:21:42,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:21:42,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:21:42,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:21:42,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:21:42,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:21:42,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:21:42,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:21:42,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:21:42,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:21:42,791 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:21:42,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:21:42,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:21:42,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:21:42,792 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:21:42,793 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:21:42,793 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:21:42,793 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:21:42,793 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:21:42,794 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:21:42,794 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:21:42,794 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:21:42,794 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:21:42,794 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:21:42,795 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:21:42,795 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:21:42,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:21:42,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:21:42,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:21:42,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:21:42,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:21:42,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:21:42,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:21:42,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:21:42,798 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:21:42,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:21:42,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:21:42,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:21:42,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:21:42,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:21:42,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:21:42,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:21:42,799 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:21:42,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:21:42,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:21:42,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:21:42,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:21:42,801 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d [2021-11-12 22:21:43,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:21:43,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:21:43,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:21:43,085 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:21:43,085 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:21:43,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-11-12 22:21:43,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/589050135/17413fbcfe4f4d90b0c1cfcdc9b337b6/FLAGdedc4aa62 [2021-11-12 22:21:44,368 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:21:44,369 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-11-12 22:21:44,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/589050135/17413fbcfe4f4d90b0c1cfcdc9b337b6/FLAGdedc4aa62 [2021-11-12 22:21:44,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/589050135/17413fbcfe4f4d90b0c1cfcdc9b337b6 [2021-11-12 22:21:44,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:21:44,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:21:44,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:21:44,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:21:44,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:21:44,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:21:44" (1/1) ... [2021-11-12 22:21:44,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e83af98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:21:44, skipping insertion in model container [2021-11-12 22:21:44,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:21:44" (1/1) ... [2021-11-12 22:21:44,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:21:44,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:21:47,187 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:21:48,810 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:21:48,811 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 22:21:49,572 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-11-12 22:21:49,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f69e5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:21:49, skipping insertion in model container [2021-11-12 22:21:49,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:21:49,573 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:21:49,575 INFO L158 Benchmark]: Toolchain (without parser) took 5046.54ms. Allocated memory was 121.6MB in the beginning and 180.4MB in the end (delta: 58.7MB). Free memory was 82.7MB in the beginning and 83.1MB in the end (delta: -408.0kB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2021-11-12 22:21:49,576 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:21:49,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5043.83ms. Allocated memory was 121.6MB in the beginning and 180.4MB in the end (delta: 58.7MB). Free memory was 82.7MB in the beginning and 83.1MB in the end (delta: -408.0kB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2021-11-12 22:21:49,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5043.83ms. Allocated memory was 121.6MB in the beginning and 180.4MB in the end (delta: 58.7MB). Free memory was 82.7MB in the beginning and 83.1MB in the end (delta: -408.0kB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15575]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:21:51,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:21:51,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:21:51,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:21:51,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:21:51,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:21:51,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:21:51,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:21:51,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:21:51,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:21:51,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:21:51,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:21:51,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:21:51,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:21:51,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:21:52,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:21:52,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:21:52,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:21:52,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:21:52,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:21:52,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:21:52,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:21:52,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:21:52,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:21:52,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:21:52,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:21:52,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:21:52,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:21:52,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:21:52,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:21:52,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:21:52,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:21:52,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:21:52,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:21:52,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:21:52,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:21:52,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:21:52,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:21:52,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:21:52,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:21:52,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:21:52,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:21:52,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:21:52,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:21:52,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:21:52,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:21:52,094 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:21:52,094 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:21:52,094 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:21:52,094 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:21:52,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:21:52,094 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:21:52,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:21:52,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:21:52,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:21:52,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:21:52,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:21:52,098 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:21:52,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:21:52,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:21:52,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:21:52,099 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:21:52,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:21:52,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:21:52,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:21:52,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:21:52,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:21:52,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:21:52,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:21:52,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:21:52,100 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:21:52,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:21:52,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:21:52,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:21:52,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:21:52,101 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89df6a30cf262268cfa3c3d97ee091e00dbdebfd3a1559cd061573ba0a1f8e7d [2021-11-12 22:21:52,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:21:52,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:21:52,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:21:52,525 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:21:52,526 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:21:52,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-11-12 22:21:52,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/10169d7eb/12c61e765bab408d902d530f89016317/FLAG05ef4e9ed [2021-11-12 22:21:53,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:21:53,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-11-12 22:21:53,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/10169d7eb/12c61e765bab408d902d530f89016317/FLAG05ef4e9ed [2021-11-12 22:21:54,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad41a1a6-477f-4256-a703-d6b056cb2d64/bin/utaipan-vmNK8stdcF/data/10169d7eb/12c61e765bab408d902d530f89016317 [2021-11-12 22:21:54,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:21:54,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:21:54,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:21:54,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:21:54,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:21:54,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:21:54" (1/1) ... [2021-11-12 22:21:54,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf5ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:21:54, skipping insertion in model container [2021-11-12 22:21:54,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:21:54" (1/1) ... [2021-11-12 22:21:54,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:21:54,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:21:59,351 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-11-12 22:21:59,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ccb405e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:21:59, skipping insertion in model container [2021-11-12 22:21:59,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:21:59,353 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:21:59,355 INFO L158 Benchmark]: Toolchain (without parser) took 4906.57ms. Allocated memory was 65.0MB in the beginning and 144.7MB in the end (delta: 79.7MB). Free memory was 31.7MB in the beginning and 79.7MB in the end (delta: -48.1MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2021-11-12 22:21:59,357 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:21:59,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4904.24ms. Allocated memory was 65.0MB in the beginning and 144.7MB in the end (delta: 79.7MB). Free memory was 31.5MB in the beginning and 79.7MB in the end (delta: -48.2MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2021-11-12 22:21:59,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4904.24ms. Allocated memory was 65.0MB in the beginning and 144.7MB in the end (delta: 79.7MB). Free memory was 31.5MB in the beginning and 79.7MB in the end (delta: -48.2MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15575]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN