./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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/AutomizerReach.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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer --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 Automizer --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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/AutomizerReach.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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer --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 Automizer --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 [2020-11-29 18:45:25,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:45:25,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:45:25,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:45:25,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:45:25,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:45:25,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:45:25,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:45:25,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:45:25,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:45:25,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:45:25,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:45:25,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:45:25,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:45:25,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:45:25,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:45:25,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:45:25,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:45:25,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:45:25,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:45:25,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:45:25,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:45:25,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:45:25,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:45:25,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:45:25,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:45:25,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:45:25,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:45:25,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:45:25,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:45:25,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:45:25,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:45:25,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:45:25,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:45:25,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:45:25,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:45:25,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:45:25,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:45:25,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:45:25,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:45:25,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:45:25,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 18:45:25,558 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:45:25,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:45:25,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:45:25,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:45:25,562 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:45:25,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:45:25,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:45:25,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:45:25,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:45:25,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:45:25,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:45:25,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:45:25,567 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:45:25,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:45:25,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:45:25,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:45:25,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:45:25,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:45:25,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:45:25,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:45:25,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:45:25,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:45:25,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:45:25,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:45:25,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:45:25,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:45:25,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:45:25,573 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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-11-29 18:45:25,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:45:26,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:45:26,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:45:26,026 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:45:26,027 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:45:26,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/../../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 [2020-11-29 18:45:26,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/158917f56/12d20905379a4dadbd8a7f8f4b823426/FLAG06615b0c2 [2020-11-29 18:45:27,593 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:45:27,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/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 [2020-11-29 18:45:27,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/158917f56/12d20905379a4dadbd8a7f8f4b823426/FLAG06615b0c2 [2020-11-29 18:45:28,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/158917f56/12d20905379a4dadbd8a7f8f4b823426 [2020-11-29 18:45:28,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:45:28,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:45:28,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:45:28,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:45:28,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:45:28,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:28" (1/1) ... [2020-11-29 18:45:28,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd4923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:28, skipping insertion in model container [2020-11-29 18:45:28,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:28" (1/1) ... [2020-11-29 18:45:28,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:45:28,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:45:32,095 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 18:45:32,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23a33ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:32, skipping insertion in model container [2020-11-29 18:45:32,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:45:32,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 18:45:32,105 INFO L168 Benchmark]: Toolchain (without parser) took 4043.70 ms. Allocated memory was 115.3 MB in the beginning and 157.3 MB in the end (delta: 41.9 MB). Free memory was 86.2 MB in the beginning and 85.4 MB in the end (delta: 827.3 kB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:45:32,107 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 90.2 MB. Free memory was 60.0 MB in the beginning and 60.0 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:45:32,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4039.56 ms. Allocated memory was 115.3 MB in the beginning and 157.3 MB in the end (delta: 41.9 MB). Free memory was 86.2 MB in the beginning and 85.4 MB in the end (delta: 827.3 kB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:45:32,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 90.2 MB. Free memory was 60.0 MB in the beginning and 60.0 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4039.56 ms. Allocated memory was 115.3 MB in the beginning and 157.3 MB in the end (delta: 41.9 MB). Free memory was 86.2 MB in the beginning and 85.4 MB in the end (delta: 827.3 kB). Peak memory consumption was 50.5 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 [2020-11-29 18:45:35,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:45:35,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:45:35,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:45:35,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:45:35,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:45:35,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:45:35,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:45:35,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:45:35,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:45:35,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:45:35,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:45:35,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:45:35,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:45:35,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:45:35,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:45:35,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:45:35,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:45:35,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:45:35,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:45:35,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:45:35,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:45:35,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:45:35,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:45:35,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:45:35,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:45:35,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:45:35,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:45:35,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:45:35,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:45:35,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:45:35,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:45:35,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:45:35,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:45:35,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:45:35,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:45:35,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:45:35,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:45:35,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:45:35,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:45:35,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:45:35,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 18:45:35,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:45:35,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:45:35,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:45:35,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:45:35,286 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:45:35,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:45:35,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:45:35,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:45:35,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:45:35,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:45:35,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:45:35,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:45:35,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:45:35,288 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:45:35,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:45:35,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:45:35,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:45:35,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:45:35,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:45:35,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:45:35,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:45:35,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:45:35,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:45:35,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:45:35,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:45:35,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:45:35,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:45:35,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:45:35,293 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 18:45:35,293 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_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-11-29 18:45:35,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:45:35,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:45:35,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:45:35,828 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:45:35,830 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:45:35,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/../../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 [2020-11-29 18:45:35,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/b97228fbf/caffc32c25644b0cbd00a144097901e4/FLAG74597c2fe [2020-11-29 18:45:37,297 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:45:37,299 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/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 [2020-11-29 18:45:37,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/b97228fbf/caffc32c25644b0cbd00a144097901e4/FLAG74597c2fe [2020-11-29 18:45:37,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4e6d4825-0114-410d-86df-185d999f49a4/bin/uautomizer/data/b97228fbf/caffc32c25644b0cbd00a144097901e4 [2020-11-29 18:45:37,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:45:37,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:45:37,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:45:37,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:45:37,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:45:37,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:37" (1/1) ... [2020-11-29 18:45:37,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da920d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:37, skipping insertion in model container [2020-11-29 18:45:37,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:37" (1/1) ... [2020-11-29 18:45:37,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:45:38,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:45:40,852 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-11-29 18:45:40,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c62dc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:40, skipping insertion in model container [2020-11-29 18:45:40,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:45:40,854 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 18:45:40,857 INFO L168 Benchmark]: Toolchain (without parser) took 2969.86 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 45.9 MB in the beginning and 43.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:45:40,858 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 50.3 MB. Free memory was 33.3 MB in the beginning and 33.3 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:45:40,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2966.40 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 45.7 MB in the beginning and 43.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:45:40,862 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 50.3 MB. Free memory was 33.3 MB in the beginning and 33.3 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2966.40 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 45.7 MB in the beginning and 43.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 44.8 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...