./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.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_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/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 ec540eb033280aec96386278ca5f1480ed4f0ef2 ......................................................................................................................................... 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_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/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 ec540eb033280aec96386278ca5f1480ed4f0ef2 .................................................................................................................................... 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 12:58:34,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:58:34,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:58:34,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:58:34,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:58:34,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:58:34,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:58:35,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:58:35,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:58:35,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:58:35,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:58:35,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:58:35,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:58:35,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:58:35,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:58:35,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:58:35,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:58:35,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:58:35,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:58:35,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:58:35,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:58:35,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:58:35,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:58:35,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:58:35,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:58:35,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:58:35,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:58:35,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:58:35,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:58:35,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:58:35,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:58:35,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:58:35,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:58:35,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:58:35,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:58:35,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:58:35,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:58:35,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:58:35,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:58:35,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:58:35,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:58:35,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:58:35,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:58:35,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:58:35,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:58:35,124 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:58:35,124 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:58:35,124 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:58:35,125 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:58:35,125 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:58:35,125 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:58:35,125 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:58:35,126 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:58:35,126 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:58:35,127 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:58:35,127 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:58:35,127 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:58:35,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:58:35,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:58:35,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:58:35,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:58:35,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:58:35,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:58:35,129 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:58:35,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:58:35,129 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:58:35,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:58:35,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:58:35,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:58:35,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:58:35,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:58:35,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:58:35,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:58:35,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:58:35,133 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:58:35,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:58:35,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:58:35,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:58:35,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:58:35,134 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:58:35,134 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_8c6c5e02-745b-426a-9386-aedb0f947c60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec540eb033280aec96386278ca5f1480ed4f0ef2 [2020-11-22 12:58:35,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:58:35,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:58:35,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:58:35,413 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:58:35,414 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:58:35,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2020-11-22 12:58:35,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/9c247dbee/d7cba5d207ed4a27ab8e77d6c506bda3/FLAGd86dc45c0 [2020-11-22 12:58:36,538 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:58:36,539 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2020-11-22 12:58:36,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/9c247dbee/d7cba5d207ed4a27ab8e77d6c506bda3/FLAGd86dc45c0 [2020-11-22 12:58:37,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/9c247dbee/d7cba5d207ed4a27ab8e77d6c506bda3 [2020-11-22 12:58:37,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:58:37,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:58:37,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:58:37,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:58:37,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:58:37,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:58:37" (1/1) ... [2020-11-22 12:58:37,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3210ec7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:58:37, skipping insertion in model container [2020-11-22 12:58:37,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:58:37" (1/1) ... [2020-11-22 12:58:37,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:58:37,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:58:38,718 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:58:38,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72fc7f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:58:38, skipping insertion in model container [2020-11-22 12:58:38,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:58:38,719 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:58:38,722 INFO L168 Benchmark]: Toolchain (without parser) took 1714.14 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 53.5 MB in the beginning and 88.9 MB in the end (delta: -35.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:58:38,722 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 94.4 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:58:38,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.53 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 53.2 MB in the beginning and 88.9 MB in the end (delta: -35.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:58:38,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 94.4 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1711.53 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 53.2 MB in the beginning and 88.9 MB in the end (delta: -35.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6006]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:58:40,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:58:40,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:58:41,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:58:41,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:58:41,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:58:41,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:58:41,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:58:41,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:58:41,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:58:41,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:58:41,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:58:41,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:58:41,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:58:41,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:58:41,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:58:41,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:58:41,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:58:41,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:58:41,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:58:41,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:58:41,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:58:41,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:58:41,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:58:41,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:58:41,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:58:41,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:58:41,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:58:41,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:58:41,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:58:41,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:58:41,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:58:41,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:58:41,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:58:41,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:58:41,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:58:41,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:58:41,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:58:41,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:58:41,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:58:41,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:58:41,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:58:41,136 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:58:41,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:58:41,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:58:41,139 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:58:41,139 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:58:41,139 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:58:41,140 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:58:41,140 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:58:41,140 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:58:41,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:58:41,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:58:41,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:58:41,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:58:41,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:58:41,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:58:41,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:58:41,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:58:41,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:58:41,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:58:41,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:58:41,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:58:41,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:58:41,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:58:41,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:58:41,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:58:41,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:58:41,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:58:41,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:58:41,148 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:58:41,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:58:41,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:58:41,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:58:41,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:58:41,150 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_8c6c5e02-745b-426a-9386-aedb0f947c60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec540eb033280aec96386278ca5f1480ed4f0ef2 [2020-11-22 12:58:41,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:58:41,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:58:41,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:58:41,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:58:41,599 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:58:41,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2020-11-22 12:58:41,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/e647843a3/0e7d43c4a6ab47dba3b8b8f1482da00b/FLAG724115eac [2020-11-22 12:58:42,591 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:58:42,592 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-sh_vou.cil.i [2020-11-22 12:58:42,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/e647843a3/0e7d43c4a6ab47dba3b8b8f1482da00b/FLAG724115eac [2020-11-22 12:58:43,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c6c5e02-745b-426a-9386-aedb0f947c60/bin/utaipan/data/e647843a3/0e7d43c4a6ab47dba3b8b8f1482da00b [2020-11-22 12:58:43,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:58:43,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:58:43,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:58:43,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:58:43,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:58:43,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:58:43" (1/1) ... [2020-11-22 12:58:43,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c629318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:58:43, skipping insertion in model container [2020-11-22 12:58:43,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:58:43" (1/1) ... [2020-11-22 12:58:43,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:58:43,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:58:45,122 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:58:45,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66540a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:58:45, skipping insertion in model container [2020-11-22 12:58:45,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:58:45,124 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:58:45,126 INFO L168 Benchmark]: Toolchain (without parser) took 2028.75 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 31.4 MB in the beginning and 37.5 MB in the end (delta: -6.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:58:45,128 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 48.2 MB. Free memory is still 31.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:58:45,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2026.26 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 31.3 MB in the beginning and 37.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:58:45,133 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 48.2 MB. Free memory is still 31.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2026.26 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 31.3 MB in the beginning and 37.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6006]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...