./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/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 08ebc0428809d4cabca150b6768822b31fc9c01b .............................................................................................................................. 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_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/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 08ebc0428809d4cabca150b6768822b31fc9c01b .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:04:01,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:04:01,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:04:01,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:04:01,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:04:01,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:04:01,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:04:01,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:04:01,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:04:01,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:04:01,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:04:01,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:04:01,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:04:01,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:04:01,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:04:01,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:04:01,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:04:01,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:04:01,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:04:01,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:04:01,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:04:01,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:04:01,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:04:01,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:04:01,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:04:01,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:04:01,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:04:01,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:04:01,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:04:01,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:04:01,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:04:01,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:04:01,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:04:01,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:04:01,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:04:01,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:04:01,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:04:01,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:04:01,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:04:01,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:04:01,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:04:01,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:04:02,050 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:04:02,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:04:02,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:04:02,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:04:02,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:04:02,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:04:02,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:04:02,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:04:02,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:04:02,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:04:02,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:04:02,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:04:02,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:04:02,059 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:04:02,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:04:02,059 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:04:02,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:04:02,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:04:02,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:04:02,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:04:02,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:04:02,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:04:02,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:04:02,062 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:04:02,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:04:02,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:04:02,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:04:02,063 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_b9a9c34c-0779-4250-86aa-0be12273f12e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-12-01 18:04:02,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:04:02,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:04:02,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:04:02,527 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:04:02,528 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:04:02,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 18:04:02,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/28f463bab/cceedb1b09694dce837f2f1bcbea0986/FLAG26f21ddf6 [2020-12-01 18:04:03,875 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:04:03,879 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 18:04:03,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/28f463bab/cceedb1b09694dce837f2f1bcbea0986/FLAG26f21ddf6 [2020-12-01 18:04:04,171 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/28f463bab/cceedb1b09694dce837f2f1bcbea0986 [2020-12-01 18:04:04,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:04:04,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:04:04,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:04:04,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:04:04,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:04:04,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:04:04" (1/1) ... [2020-12-01 18:04:04,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35451843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:04:04, skipping insertion in model container [2020-12-01 18:04:04,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:04:04" (1/1) ... [2020-12-01 18:04:04,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:04:04,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:04:09,459 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:04:09,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75e39c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:04:09, skipping insertion in model container [2020-12-01 18:04:09,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:04:09,460 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:04:09,465 INFO L168 Benchmark]: Toolchain (without parser) took 5281.20 ms. Allocated memory was 96.5 MB in the beginning and 178.3 MB in the end (delta: 81.8 MB). Free memory was 45.9 MB in the beginning and 108.4 MB in the end (delta: -62.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:04:09,467 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory was 54.9 MB in the beginning and 54.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:04:09,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5274.03 ms. Allocated memory was 96.5 MB in the beginning and 178.3 MB in the end (delta: 81.8 MB). Free memory was 45.6 MB in the beginning and 108.4 MB in the end (delta: -62.8 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:04:09,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory was 54.9 MB in the beginning and 54.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5274.03 ms. Allocated memory was 96.5 MB in the beginning and 178.3 MB in the end (delta: 81.8 MB). Free memory was 45.6 MB in the beginning and 108.4 MB in the end (delta: -62.8 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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 0.2.0-69874e2 [2020-12-01 18:04:12,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:04:12,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:04:12,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:04:12,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:04:12,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:04:12,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:04:12,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:04:12,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:04:12,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:04:12,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:04:12,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:04:12,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:04:12,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:04:12,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:04:12,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:04:12,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:04:12,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:04:12,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:04:12,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:04:12,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:04:12,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:04:12,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:04:12,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:04:12,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:04:12,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:04:12,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:04:12,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:04:12,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:04:12,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:04:12,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:04:12,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:04:12,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:04:12,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:04:12,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:04:12,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:04:12,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:04:12,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:04:12,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:04:12,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:04:12,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:04:12,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:04:12,653 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:04:12,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:04:12,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:04:12,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:04:12,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:04:12,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:04:12,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:04:12,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:04:12,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:04:12,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:04:12,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:04:12,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:04:12,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:04:12,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:04:12,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:04:12,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:04:12,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:04:12,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:04:12,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:04:12,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:04:12,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:04:12,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:04:12,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:04:12,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:04:12,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:04:12,663 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:04:12,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:04:12,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:04:12,663 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:04:12,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:04:12,664 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:04:12,664 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_b9a9c34c-0779-4250-86aa-0be12273f12e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-12-01 18:04:13,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:04:13,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:04:13,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:04:13,219 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:04:13,220 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:04:13,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 18:04:13,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/21a1670ba/ddce195de41a475eaa0bfe00f51a7ae9/FLAG27ae351ca [2020-12-01 18:04:15,016 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:04:15,017 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-12-01 18:04:15,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/21a1670ba/ddce195de41a475eaa0bfe00f51a7ae9/FLAG27ae351ca [2020-12-01 18:04:15,434 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b9a9c34c-0779-4250-86aa-0be12273f12e/bin/ukojak/data/21a1670ba/ddce195de41a475eaa0bfe00f51a7ae9 [2020-12-01 18:04:15,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:04:15,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:04:15,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:04:15,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:04:15,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:04:15,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:04:15" (1/1) ... [2020-12-01 18:04:15,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118e628b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:04:15, skipping insertion in model container [2020-12-01 18:04:15,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:04:15" (1/1) ... [2020-12-01 18:04:15,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:04:15,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:04:21,259 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 18:04:21,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a85aa28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:04:21, skipping insertion in model container [2020-12-01 18:04:21,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:04:21,261 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:04:21,265 INFO L168 Benchmark]: Toolchain (without parser) took 5822.94 ms. Allocated memory was 77.6 MB in the beginning and 165.7 MB in the end (delta: 88.1 MB). Free memory was 48.9 MB in the beginning and 103.8 MB in the end (delta: -54.9 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:04:21,267 INFO L168 Benchmark]: CDTParser took 2.74 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.3 MB in the end (delta: 37.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:04:21,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5817.99 ms. Allocated memory was 77.6 MB in the beginning and 165.7 MB in the end (delta: 88.1 MB). Free memory was 48.7 MB in the beginning and 103.8 MB in the end (delta: -55.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:04:21,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.3 MB in the end (delta: 37.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5817.99 ms. Allocated memory was 77.6 MB in the beginning and 165.7 MB in the end (delta: 88.1 MB). Free memory was 48.7 MB in the beginning and 103.8 MB in the end (delta: -55.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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...