./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.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_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7537b4240a5be178fd08fe2bdf039a91acebaeb9 .............................................................................................................................. 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_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7537b4240a5be178fd08fe2bdf039a91acebaeb9 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:55:51,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:55:51,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:55:51,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:55:51,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:55:51,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:55:51,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:55:51,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:55:51,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:55:51,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:55:51,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:55:51,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:55:51,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:55:51,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:55:51,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:55:51,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:55:51,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:55:51,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:55:51,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:55:51,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:55:51,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:55:51,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:55:51,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:55:51,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:55:51,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:55:51,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:55:51,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:55:51,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:55:51,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:55:51,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:55:51,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:55:51,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:55:51,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:55:51,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:55:51,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:55:51,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:55:51,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:55:51,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:55:51,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:55:51,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:55:51,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:55:51,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-29 23:55:51,693 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:55:51,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:55:51,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:55:51,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:55:51,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:55:51,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:55:51,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:55:51,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:55:51,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:55:51,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:55:51,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:55:51,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:55:51,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:55:51,699 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:55:51,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:55:51,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:55:51,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:55:51,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:55:51,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:55:51,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:55:51,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:55:51,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:55:51,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:55:51,701 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:55:51,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:55:51,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:55:51,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:55:51,702 INFO L138 SettingsManager]: * To the following directory=dump/ 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_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-29 23:55:51,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:55:52,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:55:52,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:55:52,018 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:55:52,019 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:55:52,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 23:55:52,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/c74efa189/13632457a5f144dabde3e965f1bd5194/FLAGdbaf9125a [2020-11-29 23:55:53,292 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:55:53,293 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 23:55:53,377 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/c74efa189/13632457a5f144dabde3e965f1bd5194/FLAGdbaf9125a [2020-11-29 23:55:53,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/c74efa189/13632457a5f144dabde3e965f1bd5194 [2020-11-29 23:55:53,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:55:53,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:55:53,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:53,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:55:53,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:55:53,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:53" (1/1) ... [2020-11-29 23:55:53,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7979c504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:53, skipping insertion in model container [2020-11-29 23:55:53,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:53" (1/1) ... [2020-11-29 23:55:53,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:55:53,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:55:57,692 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 23:55:57,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e2b7d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:57, skipping insertion in model container [2020-11-29 23:55:57,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:57,694 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 23:55:57,696 INFO L168 Benchmark]: Toolchain (without parser) took 4251.95 ms. Allocated memory was 94.4 MB in the beginning and 151.0 MB in the end (delta: 56.6 MB). Free memory was 41.8 MB in the beginning and 92.6 MB in the end (delta: -50.8 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,697 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 75.5 MB. Free memory was 46.2 MB in the beginning and 46.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:55:57,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4248.44 ms. Allocated memory was 94.4 MB in the beginning and 151.0 MB in the end (delta: 56.6 MB). Free memory was 41.8 MB in the beginning and 92.6 MB in the end (delta: -50.8 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 75.5 MB. Free memory was 46.2 MB in the beginning and 46.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4248.44 ms. Allocated memory was 94.4 MB in the beginning and 151.0 MB in the end (delta: 56.6 MB). Free memory was 41.8 MB in the beginning and 92.6 MB in the end (delta: -50.8 MB). Peak memory consumption was 67.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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 [2020-11-29 23:56:00,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:56:00,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:56:00,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:56:00,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:56:00,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:56:00,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:56:00,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:56:00,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:56:00,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:56:00,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:56:00,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:56:00,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:56:00,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:56:00,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:56:00,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:56:00,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:56:00,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:56:00,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:56:00,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:56:00,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:56:00,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:56:00,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:56:00,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:56:00,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:56:00,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:56:00,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:56:00,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:56:00,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:56:00,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:56:00,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:56:00,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:56:00,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:56:00,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:56:00,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:56:00,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:56:00,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:56:00,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:56:00,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:56:00,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:56:00,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:56:00,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-29 23:56:00,148 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:56:00,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:56:00,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:56:00,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:56:00,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:56:00,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:56:00,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:56:00,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:56:00,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:56:00,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:56:00,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:56:00,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 23:56:00,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:56:00,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:56:00,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:56:00,153 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:56:00,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:56:00,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:56:00,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:56:00,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:56:00,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:56:00,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:56:00,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:56:00,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:56:00,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:56:00,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 23:56:00,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:56:00,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:56:00,156 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 23:56:00,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:56:00,156 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 23:56:00,156 INFO L138 SettingsManager]: * To the following directory=dump/ 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_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-29 23:56:00,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:56:00,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:56:00,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:56:00,588 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:56:00,591 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:56:00,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 23:56:00,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/68682df10/9d6b0523673b47189f233159c94e214e/FLAG190d7a204 [2020-11-29 23:56:02,018 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:56:02,019 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-29 23:56:02,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/68682df10/9d6b0523673b47189f233159c94e214e/FLAG190d7a204 [2020-11-29 23:56:02,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_48e3b5fb-bb12-4dea-86ee-6f872e1087cd/bin/ukojak/data/68682df10/9d6b0523673b47189f233159c94e214e [2020-11-29 23:56:02,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:56:02,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:56:02,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:02,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:56:02,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:56:02,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:02" (1/1) ... [2020-11-29 23:56:02,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e48203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:02, skipping insertion in model container [2020-11-29 23:56:02,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:02" (1/1) ... [2020-11-29 23:56:02,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:56:02,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:56:07,524 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 23:56:07,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4aee882c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:07, skipping insertion in model container [2020-11-29 23:56:07,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:07,530 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 23:56:07,533 INFO L168 Benchmark]: Toolchain (without parser) took 5015.57 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 50.8 MB in the beginning and 58.1 MB in the end (delta: -7.3 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:07,535 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 48.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:56:07,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5013.53 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 50.6 MB in the beginning and 58.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:07,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 48.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5013.53 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 50.6 MB in the beginning and 58.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...