./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW --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 55dd216608675934c06200ae9d95f76b01efc9719b3072172f5ab335c155cb32 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:42:43,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:42:43,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:42:43,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:42:43,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:42:43,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:42:43,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:42:43,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:42:43,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:42:43,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:42:43,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:42:43,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:42:43,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:42:43,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:42:43,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:42:43,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:42:43,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:42:43,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:42:43,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:42:43,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:42:43,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:42:43,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:42:43,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:42:43,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:42:43,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:42:43,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:42:43,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:42:43,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:42:43,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:42:43,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:42:43,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:42:43,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:42:43,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:42:43,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:42:43,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:42:43,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:42:43,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:42:43,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:42:43,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:42:43,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:42:43,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:42:43,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:42:43,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:42:43,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:42:43,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:42:43,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:42:43,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:42:43,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:42:43,662 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:42:43,662 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:42:43,662 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:42:43,663 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:42:43,664 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:42:43,664 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:42:43,664 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:42:43,665 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:42:43,665 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:42:43,665 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:42:43,665 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:42:43,666 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:42:43,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:42:43,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:42:43,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:42:43,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:42:43,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:42:43,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:42:43,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:42:43,668 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:42:43,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:42:43,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:42:43,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:42:43,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:42:43,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:42:43,670 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:42:43,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:42:43,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:42:43,671 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:42:43,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:42:43,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:42:43,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:42:43,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dd216608675934c06200ae9d95f76b01efc9719b3072172f5ab335c155cb32 [2022-11-23 15:42:43,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:42:44,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:42:44,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:42:44,013 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:42:44,014 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:42:44,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i [2022-11-23 15:42:47,115 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:42:47,797 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:42:47,798 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i [2022-11-23 15:42:47,838 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/4ab5073e9/b66abb0699034c6c80711d1b2698b5d2/FLAG8463765f3 [2022-11-23 15:42:47,854 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/4ab5073e9/b66abb0699034c6c80711d1b2698b5d2 [2022-11-23 15:42:47,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:42:47,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:42:47,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:47,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:42:47,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:42:47,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:47" (1/1) ... [2022-11-23 15:42:47,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569a37ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:47, skipping insertion in model container [2022-11-23 15:42:47,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:47" (1/1) ... [2022-11-23 15:42:47,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:42:48,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:42:48,577 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4374] [2022-11-23 15:42:48,578 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4375-4376] [2022-11-23 15:42:48,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i[130028,130041] [2022-11-23 15:42:49,982 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2022-11-23 15:42:49,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70817d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:49, skipping insertion in model container [2022-11-23 15:42:49,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:49,983 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:42:49,985 INFO L158 Benchmark]: Toolchain (without parser) took 2126.31ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 119.5MB in the beginning and 128.6MB in the end (delta: -9.1MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2022-11-23 15:42:49,986 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 163.6MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:42:49,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2123.72ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 119.2MB in the beginning and 128.6MB in the end (delta: -9.4MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2022-11-23 15:42:49,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 163.6MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2123.72ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 119.2MB in the beginning and 128.6MB in the end (delta: -9.4MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8244]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW --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 55dd216608675934c06200ae9d95f76b01efc9719b3072172f5ab335c155cb32 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:42:52,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:42:52,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:42:52,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:42:52,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:42:52,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:42:52,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:42:52,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:42:52,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:42:52,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:42:52,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:42:52,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:42:52,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:42:52,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:42:52,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:42:52,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:42:52,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:42:52,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:42:52,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:42:52,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:42:52,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:42:52,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:42:52,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:42:52,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:42:52,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:42:52,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:42:52,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:42:52,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:42:52,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:42:52,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:42:52,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:42:52,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:42:52,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:42:52,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:42:52,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:42:52,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:42:52,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:42:52,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:42:52,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:42:52,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:42:52,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:42:52,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:42:52,543 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:42:52,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:42:52,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:42:52,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:42:52,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:42:52,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:42:52,545 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:42:52,545 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:42:52,545 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:42:52,545 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:42:52,545 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:42:52,546 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:42:52,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:42:52,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:42:52,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:42:52,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:42:52,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:42:52,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:42:52,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:42:52,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:42:52,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:42:52,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:42:52,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:42:52,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:42:52,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:42:52,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:42:52,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:42:52,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:42:52,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:42:52,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:42:52,550 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:42:52,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:42:52,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:42:52,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:42:52,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:42:52,551 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_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dd216608675934c06200ae9d95f76b01efc9719b3072172f5ab335c155cb32 [2022-11-23 15:42:52,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:42:52,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:42:52,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:42:52,990 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:42:52,991 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:42:52,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i [2022-11-23 15:42:56,073 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:42:56,705 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:42:56,705 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i [2022-11-23 15:42:56,755 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/de724310c/91b64c08c8614d3ca8a17637a351818a/FLAG4dd16077f [2022-11-23 15:42:56,778 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/bin/utaipan-Q6hlc19bkW/data/de724310c/91b64c08c8614d3ca8a17637a351818a [2022-11-23 15:42:56,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:42:56,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:42:56,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:56,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:42:56,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:42:56,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:56" (1/1) ... [2022-11-23 15:42:56,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2766bb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:56, skipping insertion in model container [2022-11-23 15:42:56,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:56" (1/1) ... [2022-11-23 15:42:56,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:42:56,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:42:57,541 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4374] [2022-11-23 15:42:57,543 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4375-4376] [2022-11-23 15:42:57,746 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75a7c2a4-a3e6-4482-af06-54f0c185a6ef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--gpu--drm--via--via.ko-entry_point.cil.out.i[130028,130041] [2022-11-23 15:42:58,909 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2022-11-23 15:42:58,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72831686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:58, skipping insertion in model container [2022-11-23 15:42:58,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:42:58,910 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:42:58,912 INFO L158 Benchmark]: Toolchain (without parser) took 2128.65ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 50.0MB in the beginning and 41.0MB in the end (delta: 9.0MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-11-23 15:42:58,913 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:42:58,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2123.12ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 49.7MB in the beginning and 41.0MB in the end (delta: 8.7MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2022-11-23 15:42:58,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2123.12ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 49.7MB in the beginning and 41.0MB in the end (delta: 8.7MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8244]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN