java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a9a874a [2018-11-08 13:27:40,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-08 13:27:40,340 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-08 13:27:40,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-08 13:27:40,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-08 13:27:40,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-08 13:27:40,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-08 13:27:40,384 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-08 13:27:40,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-08 13:27:40,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-08 13:27:40,413 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-08 13:27:40,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-08 13:27:40,420 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-08 13:27:40,421 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-08 13:27:40,422 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-08 13:27:40,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-08 13:27:40,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-08 13:27:40,440 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-08 13:27:40,452 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-08 13:27:40,454 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-08 13:27:40,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-08 13:27:40,464 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-08 13:27:40,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-08 13:27:40,491 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-08 13:27:40,491 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-08 13:27:40,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-08 13:27:40,496 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-08 13:27:40,497 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-08 13:27:40,552 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-08 13:27:40,552 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-08 13:27:40,555 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-08 13:27:40,556 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-08 13:27:40,559 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-08 13:27:40,559 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-08 13:27:40,559 INFO L133 SettingsManager]: * Use SBE=true [2018-11-08 13:27:40,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-08 13:27:40,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-08 13:27:40,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-08 13:27:40,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-08 13:27:40,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-08 13:27:40,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-08 13:27:40,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-08 13:27:40,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-08 13:27:40,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-08 13:27:40,566 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-08 13:27:40,569 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-08 13:27:40,569 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-08 13:27:40,569 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-08 13:27:40,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-08 13:27:40,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-08 13:27:40,570 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-08 13:27:40,570 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-08 13:27:40,571 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-08 13:27:40,571 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-08 13:27:40,571 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-08 13:27:40,571 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-08 13:27:40,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-08 13:27:40,572 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-08 13:27:40,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-08 13:27:40,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-08 13:27:40,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-08 13:27:40,749 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-08 13:27:40,749 INFO L276 PluginConnector]: CDTParser initialized [2018-11-08 13:27:40,753 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2018-11-08 13:27:40,898 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a919272f/e4beb52df71b4da58d8eb4314e746611/FLAG8d77023ca [2018-11-08 13:27:42,767 INFO L298 CDTParser]: Found 1 translation units. [2018-11-08 13:27:42,768 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.1.M4.c [2018-11-08 13:27:42,896 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a919272f/e4beb52df71b4da58d8eb4314e746611/FLAG8d77023ca [2018-11-08 13:27:42,938 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a919272f/e4beb52df71b4da58d8eb4314e746611 [2018-11-08 13:27:42,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-08 13:27:42,975 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-08 13:27:42,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-08 13:27:42,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-08 13:27:42,984 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-08 13:27:42,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:27:42" (1/1) ... [2018-11-08 13:27:42,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644afc3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:42, skipping insertion in model container [2018-11-08 13:27:43,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:27:42" (1/1) ... [2018-11-08 13:27:43,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-08 13:27:43,492 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-08 13:27:47,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 13:27:48,319 INFO L189 MainTranslator]: Completed pre-run [2018-11-08 13:27:50,445 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 13:27:50,587 INFO L193 MainTranslator]: Completed translation [2018-11-08 13:27:50,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50 WrapperNode [2018-11-08 13:27:50,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-08 13:27:50,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-08 13:27:50,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-08 13:27:50,593 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-08 13:27:50,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:50,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:51,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:51,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:53,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:54,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:54,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:27:50" (1/1) ... [2018-11-08 13:27:54,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-08 13:27:54,663 INFO L168 Benchmark]: Toolchain (without parser) took 11693.16 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 171.8 MB). Peak memory consumption was 586.2 MB. Max. memory is 3.9 GB. [2018-11-08 13:27:54,669 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-08 13:27:54,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7612.65 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 298.9 MB). Peak memory consumption was 353.0 MB. Max. memory is 3.9 GB. [2018-11-08 13:27:54,674 INFO L168 Benchmark]: Boogie Preprocessor took 4068.12 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -127.1 MB). Peak memory consumption was 287.4 MB. Max. memory is 3.9 GB. [2018-11-08 13:27:54,683 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 7612.65 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 298.9 MB). Peak memory consumption was 353.0 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 4068.12 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -127.1 MB). Peak memory consumption was 287.4 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...