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_false-unreach-call.2.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-01ede7f [2018-11-11 19:43:26,482 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-11 19:43:26,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-11 19:43:26,520 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-11 19:43:26,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-11 19:43:26,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-11 19:43:26,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-11 19:43:26,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-11 19:43:26,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-11 19:43:26,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-11 19:43:26,545 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-11 19:43:26,545 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-11 19:43:26,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-11 19:43:26,552 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-11 19:43:26,558 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-11 19:43:26,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-11 19:43:26,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-11 19:43:26,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-11 19:43:26,571 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-11 19:43:26,587 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-11 19:43:26,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-11 19:43:26,598 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-11 19:43:26,603 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-11 19:43:26,631 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-11 19:43:26,632 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-11 19:43:26,633 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-11 19:43:26,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-11 19:43:26,635 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 [2018-11-11 19:43:26,690 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-11 19:43:26,691 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-11 19:43:26,692 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-11 19:43:26,693 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-11 19:43:26,700 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-11 19:43:26,701 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-11 19:43:26,701 INFO L133 SettingsManager]: * Use SBE=true [2018-11-11 19:43:26,701 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-11 19:43:26,701 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-11 19:43:26,701 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-11 19:43:26,705 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-11 19:43:26,705 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-11 19:43:26,705 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-11 19:43:26,705 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-11 19:43:26,706 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-11 19:43:26,706 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-11 19:43:26,706 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-11 19:43:26,706 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-11 19:43:26,707 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-11 19:43:26,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-11 19:43:26,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-11 19:43:26,709 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-11 19:43:26,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-11 19:43:26,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-11 19:43:26,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-11 19:43:26,710 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-11 19:43:26,710 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-11 19:43:26,711 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-11 19:43:26,711 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-11 19:43:26,711 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-11 19:43:26,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-11 19:43:26,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-11 19:43:26,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-11 19:43:26,891 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-11 19:43:26,895 INFO L276 PluginConnector]: CDTParser initialized [2018-11-11 19:43:26,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-11-11 19:43:27,043 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d8208ac/1a42f6863c3a4b119be7ef46006ca10f/FLAGb443e5309 [2018-11-11 19:43:28,327 INFO L298 CDTParser]: Found 1 translation units. [2018-11-11 19:43:28,328 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-11-11 19:43:28,363 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d8208ac/1a42f6863c3a4b119be7ef46006ca10f/FLAGb443e5309 [2018-11-11 19:43:28,393 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d8208ac/1a42f6863c3a4b119be7ef46006ca10f [2018-11-11 19:43:28,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-11 19:43:28,418 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-11 19:43:28,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-11 19:43:28,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-11 19:43:28,426 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-11 19:43:28,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:43:28" (1/1) ... [2018-11-11 19:43:28,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4257bc84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:28, skipping insertion in model container [2018-11-11 19:43:28,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:43:28" (1/1) ... [2018-11-11 19:43:28,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-11 19:43:28,576 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-11 19:43:30,006 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 19:43:30,178 INFO L189 MainTranslator]: Completed pre-run [2018-11-11 19:43:30,975 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 19:43:31,114 INFO L193 MainTranslator]: Completed translation [2018-11-11 19:43:31,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31 WrapperNode [2018-11-11 19:43:31,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-11 19:43:31,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-11 19:43:31,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-11 19:43:31,116 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-11 19:43:31,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:43:31" (1/1) ... [2018-11-11 19:43:31,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-11 19:43:31,889 INFO L168 Benchmark]: Toolchain (without parser) took 3469.76 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 29.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 3.9 GB. [2018-11-11 19:43:31,891 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-11 19:43:31,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2692.74 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -4.0 MB). Peak memory consumption was 60.8 MB. Max. memory is 3.9 GB. [2018-11-11 19:43:31,896 INFO L168 Benchmark]: Boogie Preprocessor took 764.87 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-11-11 19:43:31,907 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 0.23 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 2692.74 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -4.0 MB). Peak memory consumption was 60.8 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 764.87 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...