./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/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-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 42e89ebae4972893aba018eddfde0b44de5592a2 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/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-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 42e89ebae4972893aba018eddfde0b44de5592a2 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:44:24,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:44:24,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:44:24,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:44:24,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:44:24,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:44:24,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:44:24,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:44:24,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:44:24,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:44:24,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:44:24,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:44:24,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:44:24,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:44:24,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:44:24,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:44:24,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:44:24,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:44:24,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:44:24,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:44:24,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:44:24,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:44:24,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:44:24,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:44:24,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:44:24,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:44:24,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:44:24,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:44:24,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:44:24,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:44:24,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:44:24,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:44:24,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:44:24,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:44:24,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:44:24,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:44:24,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:44:24,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:44:24,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:44:24,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:44:24,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:44:24,695 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 16:44:24,713 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:44:24,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:44:24,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:44:24,714 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:44:24,714 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 16:44:24,715 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 16:44:24,715 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:44:24,715 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 16:44:24,715 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 16:44:24,715 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 16:44:24,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:44:24,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:44:24,717 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:44:24,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:44:24,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:44:24,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:44:24,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:44:24,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:44:24,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:44:24,718 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2020-12-09 16:44:24,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:44:24,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:44:24,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:44:24,917 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:44:24,918 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:44:24,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-12-09 16:44:24,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/b20cd5889/65c15467bb5844f7ae47e9a4227f5bc4/FLAGb6824ac15 [2020-12-09 16:44:25,721 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:44:25,721 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-12-09 16:44:25,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/b20cd5889/65c15467bb5844f7ae47e9a4227f5bc4/FLAGb6824ac15 [2020-12-09 16:44:25,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/b20cd5889/65c15467bb5844f7ae47e9a4227f5bc4 [2020-12-09 16:44:25,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:44:25,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:44:25,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:44:25,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:44:25,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:44:25,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:25" (1/1) ... [2020-12-09 16:44:25,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7958c23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:25, skipping insertion in model container [2020-12-09 16:44:25,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:25" (1/1) ... [2020-12-09 16:44:26,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:44:26,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:44:27,643 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 16:44:28,819 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 16:44:28,820 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 16:44:29,475 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-12-09 16:44:29,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ba5f456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:29, skipping insertion in model container [2020-12-09 16:44:29,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:44:29,476 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:44:29,479 INFO L168 Benchmark]: Toolchain (without parser) took 3485.82 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 47.4 MB in the beginning and 66.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. [2020-12-09 16:44:29,479 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:44:29,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3483.81 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 47.0 MB in the beginning and 66.7 MB in the end (delta: -19.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2020-12-09 16:44:29,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 73.4 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3483.81 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 47.0 MB in the beginning and 66.7 MB in the end (delta: -19.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:44:30,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:44:30,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:44:30,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:44:30,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:44:30,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:44:30,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:44:30,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:44:30,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:44:30,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:44:30,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:44:30,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:44:30,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:44:30,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:44:30,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:44:30,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:44:30,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:44:30,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:44:30,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:44:30,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:44:30,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:44:30,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:44:30,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:44:30,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:44:30,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:44:30,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:44:30,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:44:30,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:44:30,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:44:30,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:44:30,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:44:30,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:44:30,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:44:30,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:44:30,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:44:30,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:44:30,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:44:30,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:44:30,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:44:30,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:44:30,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:44:30,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 16:44:30,842 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:44:30,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:44:30,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:44:30,843 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:44:30,843 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:44:30,844 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:44:30,844 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:44:30,844 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:44:30,844 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:44:30,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 16:44:30,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:44:30,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:44:30,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:44:30,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:44:30,847 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2020-12-09 16:44:31,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:44:31,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:44:31,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:44:31,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:44:31,085 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:44:31,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-12-09 16:44:31,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/0aceb56ea/23fa5c4f07664aa0918386fd799d6953/FLAG842952a81 [2020-12-09 16:44:31,931 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:44:31,931 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-12-09 16:44:31,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/0aceb56ea/23fa5c4f07664aa0918386fd799d6953/FLAG842952a81 [2020-12-09 16:44:32,159 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_51334925-67dc-4546-9981-8b0f03b8707b/bin/utaipan/data/0aceb56ea/23fa5c4f07664aa0918386fd799d6953 [2020-12-09 16:44:32,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:44:32,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:44:32,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:44:32,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:44:32,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:44:32,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:32" (1/1) ... [2020-12-09 16:44:32,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c25cb7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:32, skipping insertion in model container [2020-12-09 16:44:32,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:32" (1/1) ... [2020-12-09 16:44:32,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:44:32,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:44:35,507 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-12-09 16:44:35,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@311b46cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:35, skipping insertion in model container [2020-12-09 16:44:35,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:44:35,508 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:44:35,510 INFO L168 Benchmark]: Toolchain (without parser) took 3346.36 ms. Allocated memory was 60.8 MB in the beginning and 111.1 MB in the end (delta: 50.3 MB). Free memory was 24.0 MB in the beginning and 60.0 MB in the end (delta: -36.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:44:35,510 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:44:35,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3344.37 ms. Allocated memory was 60.8 MB in the beginning and 111.1 MB in the end (delta: 50.3 MB). Free memory was 24.0 MB in the beginning and 60.0 MB in the end (delta: -36.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:44:35,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3344.37 ms. Allocated memory was 60.8 MB in the beginning and 111.1 MB in the end (delta: 50.3 MB). Free memory was 24.0 MB in the beginning and 60.0 MB in the end (delta: -36.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. * 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...