./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-media-common-saa7146-saa7146_vv_true-unreach-call.cil.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-media-common-saa7146-saa7146_vv_true-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 74d0f13ef75f2d43ef76b576162d514a63177460 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:39:22,951 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:39:22,952 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:39:22,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:39:22,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:39:22,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:39:22,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:39:22,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:39:22,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:39:22,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:39:22,968 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:39:22,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:39:22,968 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:39:22,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:39:22,971 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:39:22,971 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:39:22,972 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:39:22,973 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:39:22,975 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:39:22,976 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:39:22,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:39:22,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:39:22,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:39:22,980 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:39:22,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:39:22,981 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:39:22,983 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:39:22,983 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:39:22,984 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:39:22,985 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:39:22,985 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:39:22,986 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:39:22,986 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:39:22,987 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:39:22,987 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:39:22,988 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:39:22,988 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-18 17:39:22,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:39:23,000 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:39:23,000 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:39:23,000 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:39:23,001 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:39:23,001 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:39:23,001 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:39:23,001 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:39:23,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:39:23,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:39:23,002 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:39:23,003 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:39:23,003 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:39:23,003 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:39:23,003 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:39:23,003 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:39:23,003 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:39:23,004 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:39:23,004 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:39:23,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:39:23,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:39:23,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:39:23,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:39:23,004 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:39:23,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:39:23,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:39:23,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:39:23,005 INFO L133 SettingsManager]: * To the following directory=dump/ 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/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 74d0f13ef75f2d43ef76b576162d514a63177460 [2018-11-18 17:39:23,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:39:23,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:39:23,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:39:23,046 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:39:23,047 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:39:23,047 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-media-common-saa7146-saa7146_vv_true-unreach-call.cil.c [2018-11-18 17:39:23,093 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/data/a47130cdd/b83b693ba1ec4b5fa8a2d3c8e27f675e/FLAGcadfdc109 [2018-11-18 17:39:23,776 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:39:23,779 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-media-common-saa7146-saa7146_vv_true-unreach-call.cil.c [2018-11-18 17:39:23,841 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/data/a47130cdd/b83b693ba1ec4b5fa8a2d3c8e27f675e/FLAGcadfdc109 [2018-11-18 17:39:24,119 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79582267-ca20-428f-9274-d78653827601/bin-2019/ukojak/data/a47130cdd/b83b693ba1ec4b5fa8a2d3c8e27f675e [2018-11-18 17:39:24,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:39:24,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:39:24,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:39:24,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:39:24,128 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:39:24,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:39:24" (1/1) ... [2018-11-18 17:39:24,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337fdc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:39:24, skipping insertion in model container [2018-11-18 17:39:24,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:39:24" (1/1) ... [2018-11-18 17:39:24,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:39:24,300 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:39:27,760 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2018-11-18 17:39:27,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2873429b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:39:27, skipping insertion in model container [2018-11-18 17:39:27,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:39:27,761 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-18 17:39:27,763 INFO L168 Benchmark]: Toolchain (without parser) took 3638.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 941.9 MB in the beginning and 856.0 MB in the end (delta: 86.0 MB). Peak memory consumption was 301.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:39:27,764 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:39:27,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3636.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 939.2 MB in the beginning and 856.0 MB in the end (delta: 83.3 MB). Peak memory consumption was 299.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:39:27,767 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3636.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 939.2 MB in the beginning and 856.0 MB in the end (delta: 83.3 MB). Peak memory consumption was 299.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12306]: 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...