./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.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_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/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 0db0cea902dee508993a1764521a646fb6695cf8 .............................................................................................................................. 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_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/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 0db0cea902dee508993a1764521a646fb6695cf8 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:36:08,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:36:08,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:36:08,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:36:08,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:36:08,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:36:08,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:36:08,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:36:08,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:36:08,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:36:08,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:36:08,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:36:08,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:36:08,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:36:08,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:36:08,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:36:08,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:36:08,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:36:08,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:36:08,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:36:08,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:36:08,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:36:08,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:36:08,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:36:08,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:36:08,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:36:08,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:36:08,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:36:08,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:36:08,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:36:08,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:36:08,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:36:08,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:36:08,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:36:08,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:36:08,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:36:08,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:36:08,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:36:08,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:36:08,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:36:08,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:36:08,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-28 04:36:08,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:36:08,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:36:08,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:36:08,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:36:08,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:36:08,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:36:08,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:36:08,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:36:08,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:36:08,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:36:08,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:36:08,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:36:08,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:36:08,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:36:08,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:36:08,569 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:36:08,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:36:08,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:36:08,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:36:08,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:36:08,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:36:08,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:36:08,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:36:08,571 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:36:08,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:36:08,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:36:08,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:36:08,572 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_54cf5323-e4de-4c86-81b4-79186273ac0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-11-28 04:36:08,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:36:08,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:36:08,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:36:08,920 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:36:08,921 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:36:08,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-11-28 04:36:09,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/1c3a9c306/be255e9849f840229cdbc40a7b435640/FLAGb95365b52 [2020-11-28 04:36:10,052 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:36:10,053 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-11-28 04:36:10,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/1c3a9c306/be255e9849f840229cdbc40a7b435640/FLAGb95365b52 [2020-11-28 04:36:10,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/1c3a9c306/be255e9849f840229cdbc40a7b435640 [2020-11-28 04:36:10,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:36:10,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:36:10,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:36:10,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:36:10,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:36:10,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:36:10" (1/1) ... [2020-11-28 04:36:10,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf99448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:36:10, skipping insertion in model container [2020-11-28 04:36:10,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:36:10" (1/1) ... [2020-11-28 04:36:10,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:36:10,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:36:13,429 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:36:13,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fc452c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:36:13, skipping insertion in model container [2020-11-28 04:36:13,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:36:13,430 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:36:13,433 INFO L168 Benchmark]: Toolchain (without parser) took 3032.55 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 57.7 MB in the beginning and 62.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:36:13,434 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:36:13,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3029.88 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 57.7 MB in the beginning and 62.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:36:13,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3029.88 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 57.7 MB in the beginning and 62.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7518]: 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 [2020-11-28 04:36:15,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:36:15,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:36:15,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:36:15,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:36:15,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:36:15,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:36:15,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:36:15,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:36:15,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:36:15,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:36:15,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:36:15,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:36:15,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:36:15,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:36:15,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:36:15,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:36:15,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:36:15,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:36:15,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:36:15,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:36:15,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:36:15,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:36:15,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:36:15,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:36:15,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:36:15,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:36:15,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:36:15,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:36:15,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:36:15,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:36:15,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:36:15,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:36:15,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:36:15,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:36:15,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:36:15,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:36:15,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:36:15,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:36:15,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:36:15,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:36:15,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-28 04:36:16,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:36:16,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:36:16,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:36:16,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:36:16,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:36:16,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:36:16,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:36:16,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:36:16,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:36:16,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:36:16,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:36:16,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:36:16,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:36:16,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:36:16,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:36:16,024 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:36:16,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:36:16,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:36:16,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:36:16,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:36:16,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:36:16,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:36:16,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:36:16,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:36:16,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:36:16,027 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:36:16,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:36:16,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:36:16,028 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:36:16,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:36:16,028 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 04:36:16,029 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_54cf5323-e4de-4c86-81b4-79186273ac0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-11-28 04:36:16,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:36:16,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:36:16,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:36:16,474 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:36:16,474 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:36:16,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-11-28 04:36:16,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/4ccbd1f4b/a200989d43dc4edb83ce7199873d8878/FLAG691bbfad3 [2020-11-28 04:36:17,616 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:36:17,616 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-11-28 04:36:17,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/4ccbd1f4b/a200989d43dc4edb83ce7199873d8878/FLAG691bbfad3 [2020-11-28 04:36:17,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_54cf5323-e4de-4c86-81b4-79186273ac0c/bin/ukojak/data/4ccbd1f4b/a200989d43dc4edb83ce7199873d8878 [2020-11-28 04:36:17,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:36:17,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:36:17,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:36:17,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:36:17,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:36:17,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:36:17" (1/1) ... [2020-11-28 04:36:17,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a303e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:36:17, skipping insertion in model container [2020-11-28 04:36:17,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:36:17" (1/1) ... [2020-11-28 04:36:17,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:36:18,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:36:20,075 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-11-28 04:36:20,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37644880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:36:20, skipping insertion in model container [2020-11-28 04:36:20,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:36:20,077 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:36:20,079 INFO L168 Benchmark]: Toolchain (without parser) took 2125.40 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 41.9 MB in the beginning and 44.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:36:20,080 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:36:20,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2121.47 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 41.7 MB in the beginning and 44.8 MB in the end (delta: -3.1 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:36:20,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2121.47 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 41.7 MB in the beginning and 44.8 MB in the end (delta: -3.1 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6646]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...