./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_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/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_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI --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_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/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_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI --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 [2021-10-11 02:31:36,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:36,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:36,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:36,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:36,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:36,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:36,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:36,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:36,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:36,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:36,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:36,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:36,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:36,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:36,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:36,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:36,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:36,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:36,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:36,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:36,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:36,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:36,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:36,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:36,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:36,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:36,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:36,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:36,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:36,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:36,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:36,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:36,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:36,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:36,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:36,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:36,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:36,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:36,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:36,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:36,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:31:36,993 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:36,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:36,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:36,996 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:36,996 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:36,996 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:36,996 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:36,997 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:36,997 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:36,997 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:36,998 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:36,999 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:36,999 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:36,999 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:36,999 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:37,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:37,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:37,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:37,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:37,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:37,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:37,002 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:37,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:37,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:37,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:37,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:37,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:37,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:37,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:37,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:37,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:37,005 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:37,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:37,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:37,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:37,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:37,007 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_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2021-10-11 02:31:37,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:37,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:37,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:37,286 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:37,287 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:37,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-11 02:31:37,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/ffcc47cd4/0298e23fe0794d71b18436fb7af9c66b/FLAG8c2377b0b [2021-10-11 02:31:38,598 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:38,599 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-11 02:31:38,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/ffcc47cd4/0298e23fe0794d71b18436fb7af9c66b/FLAG8c2377b0b [2021-10-11 02:31:38,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/ffcc47cd4/0298e23fe0794d71b18436fb7af9c66b [2021-10-11 02:31:38,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:38,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:38,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:38,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:38,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:38,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:38" (1/1) ... [2021-10-11 02:31:38,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e6a471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:38, skipping insertion in model container [2021-10-11 02:31:38,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:38" (1/1) ... [2021-10-11 02:31:38,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:39,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:41,463 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:43,133 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:43,134 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-11 02:31:43,973 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-11 02:31:43,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3754d4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:43, skipping insertion in model container [2021-10-11 02:31:43,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:43,974 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:43,978 INFO L168 Benchmark]: Toolchain (without parser) took 5096.14 ms. Allocated memory was 88.1 MB in the beginning and 151.0 MB in the end (delta: 62.9 MB). Free memory was 45.1 MB in the beginning and 57.7 MB in the end (delta: -12.5 MB). Peak memory consumption was 59.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:43,980 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 88.1 MB. Free memory was 44.9 MB in the beginning and 44.9 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:43,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5089.59 ms. Allocated memory was 88.1 MB in the beginning and 151.0 MB in the end (delta: 62.9 MB). Free memory was 44.8 MB in the beginning and 57.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 59.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:43,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 88.1 MB. Free memory was 44.9 MB in the beginning and 44.9 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5089.59 ms. Allocated memory was 88.1 MB in the beginning and 151.0 MB in the end (delta: 62.9 MB). Free memory was 44.8 MB in the beginning and 57.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 59.6 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 [2021-10-11 02:31:46,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:46,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:46,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:46,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:46,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:46,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:46,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:46,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:46,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:46,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:46,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:46,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:46,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:46,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:46,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:46,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:46,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:46,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:46,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:46,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:46,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:46,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:46,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:46,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:46,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:46,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:46,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:46,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:46,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:46,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:46,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:46,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:46,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:46,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:46,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:46,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:46,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:46,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:46,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:46,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:46,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:31:46,521 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:46,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:46,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:46,523 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:46,524 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:46,524 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:46,524 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:46,524 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:46,525 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:46,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:46,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:46,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:46,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:46,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:46,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:46,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:46,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:46,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:46,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:46,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:46,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:46,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:46,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:46,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:46,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:46,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:46,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:46,565 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:46,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:46,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:46,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:46,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:46,566 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_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2021-10-11 02:31:47,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:47,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:47,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:47,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:47,068 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:47,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-11 02:31:47,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/276f27eef/393688e9a72348c48a84b72ac4d885a1/FLAG5a4a0f50d [2021-10-11 02:31:48,522 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:48,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2021-10-11 02:31:48,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/276f27eef/393688e9a72348c48a84b72ac4d885a1/FLAG5a4a0f50d [2021-10-11 02:31:49,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d390a44b-6db2-4013-8936-f336366fed7b/bin/utaipan-WLngWcDbfI/data/276f27eef/393688e9a72348c48a84b72ac4d885a1 [2021-10-11 02:31:49,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:49,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:49,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:49,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:49,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:49,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:49" (1/1) ... [2021-10-11 02:31:49,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4792d820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:49, skipping insertion in model container [2021-10-11 02:31:49,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:49" (1/1) ... [2021-10-11 02:31:49,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:49,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:54,471 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2021-10-11 02:31:54,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46407fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:54, skipping insertion in model container [2021-10-11 02:31:54,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:54,472 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:54,477 INFO L168 Benchmark]: Toolchain (without parser) took 5467.09 ms. Allocated memory was 65.0 MB in the beginning and 130.0 MB in the end (delta: 65.0 MB). Free memory was 27.4 MB in the beginning and 74.5 MB in the end (delta: -47.1 MB). Peak memory consumption was 61.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:54,479 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:54,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5464.74 ms. Allocated memory was 65.0 MB in the beginning and 130.0 MB in the end (delta: 65.0 MB). Free memory was 27.2 MB in the beginning and 74.5 MB in the end (delta: -47.3 MB). Peak memory consumption was 59.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:54,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5464.74 ms. Allocated memory was 65.0 MB in the beginning and 130.0 MB in the end (delta: 65.0 MB). Free memory was 27.2 MB in the beginning and 74.5 MB in the end (delta: -47.3 MB). Peak memory consumption was 59.1 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...