./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/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_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/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_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/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_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/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-a4ecdab [2020-11-22 13:00:34,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:34,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:34,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:34,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:34,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:34,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:34,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:34,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:34,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:34,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:34,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:34,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:34,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:34,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:34,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:34,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:34,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:34,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:34,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:34,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:34,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:34,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:34,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:34,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:34,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:34,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:34,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:34,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:34,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:34,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:34,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:34,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:34,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:34,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:34,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:34,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:34,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:34,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:34,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:34,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:34,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:00:34,940 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:34,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:34,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:34,942 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:34,942 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:34,943 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:34,943 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:00:34,943 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:34,944 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:34,944 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:00:34,944 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:00:34,944 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:34,945 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:00:34,945 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:00:34,945 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:00:34,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:34,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:34,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:34,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:34,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:34,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:34,948 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:34,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:34,949 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:34,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:34,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:34,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:34,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:34,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:34,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:34,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:34,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:34,952 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:00:34,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:00:34,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:34,952 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:34,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:34,953 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:00:34,953 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_d06fdd75-eeb7-4edb-bc09-1c6904703039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2020-11-22 13:00:35,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:35,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:35,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:35,236 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:35,239 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:35,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-11-22 13:00:35,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/eb9d55ecd/03b8e465803d4500a29f4b6c1bbd7bd6/FLAG52d0c67a5 [2020-11-22 13:00:36,646 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:36,647 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-11-22 13:00:36,783 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/eb9d55ecd/03b8e465803d4500a29f4b6c1bbd7bd6/FLAG52d0c67a5 [2020-11-22 13:00:37,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/eb9d55ecd/03b8e465803d4500a29f4b6c1bbd7bd6 [2020-11-22 13:00:37,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:37,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:37,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:37,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:37,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:37,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:37" (1/1) ... [2020-11-22 13:00:37,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f9c2c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:37, skipping insertion in model container [2020-11-22 13:00:37,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:37" (1/1) ... [2020-11-22 13:00:37,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:37,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:39,527 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:00:41,140 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:00:41,141 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:00:42,032 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-11-22 13:00:42,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34d938c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:42, skipping insertion in model container [2020-11-22 13:00:42,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:42,034 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:42,036 INFO L168 Benchmark]: Toolchain (without parser) took 4822.71 ms. Allocated memory was 121.6 MB in the beginning and 172.0 MB in the end (delta: 50.3 MB). Free memory was 80.2 MB in the beginning and 113.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:42,037 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 43.4 MB in the beginning and 43.4 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:42,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4820.34 ms. Allocated memory was 121.6 MB in the beginning and 172.0 MB in the end (delta: 50.3 MB). Free memory was 80.2 MB in the beginning and 113.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:42,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 43.4 MB in the beginning and 43.4 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4820.34 ms. Allocated memory was 121.6 MB in the beginning and 172.0 MB in the end (delta: 50.3 MB). Free memory was 80.2 MB in the beginning and 113.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 62.1 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:00:44,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:44,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:44,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:44,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:44,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:44,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:44,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:44,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:44,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:44,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:44,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:44,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:44,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:44,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:44,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:44,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:44,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:44,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:44,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:44,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:44,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:44,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:44,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:44,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:44,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:44,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:44,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:44,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:44,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:44,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:44,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:44,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:44,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:44,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:44,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:44,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:44,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:44,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:44,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:44,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:44,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:00:44,432 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:44,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:44,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:44,434 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:44,435 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:44,435 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:44,435 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:44,435 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:44,435 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:44,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:44,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:44,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:44,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:44,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:44,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:44,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:00:44,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:00:44,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:44,439 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:44,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:44,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:44,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:00:44,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:44,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:44,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:44,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:44,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:44,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:44,441 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:00:44,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:00:44,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:44,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:44,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:44,442 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_d06fdd75-eeb7-4edb-bc09-1c6904703039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42e89ebae4972893aba018eddfde0b44de5592a2 [2020-11-22 13:00:44,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:44,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:44,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:44,853 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:44,853 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:44,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-11-22 13:00:44,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/df95696ba/785b442416be48b6aa9040f7322ad700/FLAG273cb891e [2020-11-22 13:00:46,280 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:46,281 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--sgi-gru--gru.ko.cil.i [2020-11-22 13:00:46,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/df95696ba/785b442416be48b6aa9040f7322ad700/FLAG273cb891e [2020-11-22 13:00:46,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d06fdd75-eeb7-4edb-bc09-1c6904703039/bin/utaipan/data/df95696ba/785b442416be48b6aa9040f7322ad700 [2020-11-22 13:00:46,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:46,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:46,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:46,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:46,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:46,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:46" (1/1) ... [2020-11-22 13:00:46,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167ba055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:46, skipping insertion in model container [2020-11-22 13:00:46,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:46" (1/1) ... [2020-11-22 13:00:46,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:47,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:51,847 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-11-22 13:00:51,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5167dbbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:51, skipping insertion in model container [2020-11-22 13:00:51,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:51,848 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:51,851 INFO L168 Benchmark]: Toolchain (without parser) took 5088.43 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 29.1 MB in the beginning and 70.9 MB in the end (delta: -41.8 MB). Peak memory consumption was 57.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:51,852 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 32.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:51,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5085.18 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 29.0 MB in the beginning and 70.9 MB in the end (delta: -41.9 MB). Peak memory consumption was 57.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:51,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 32.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5085.18 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 29.0 MB in the beginning and 70.9 MB in the end (delta: -41.9 MB). Peak memory consumption was 57.2 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...