java -ea -Xmx2000000000 -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/rekh_nxt_true-unreach-call.3.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cb2f9b4 [2018-09-12 13:36:59,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-12 13:36:59,828 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-12 13:36:59,865 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-12 13:36:59,866 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-12 13:36:59,867 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-12 13:36:59,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-12 13:36:59,876 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-12 13:36:59,878 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-12 13:36:59,885 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-12 13:36:59,886 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-12 13:36:59,886 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-12 13:36:59,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-12 13:36:59,894 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-12 13:36:59,896 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-12 13:36:59,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-12 13:36:59,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-12 13:36:59,915 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-12 13:36:59,922 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-12 13:36:59,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-12 13:36:59,930 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-12 13:36:59,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-12 13:36:59,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-12 13:36:59,944 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-12 13:36:59,944 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-12 13:36:59,946 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-12 13:36:59,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-12 13:36:59,952 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-12 13:36:59,955 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-12 13:36:59,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-12 13:36:59,960 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-12 13:36:59,961 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-12 13:36:59,961 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-12 13:36:59,961 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-12 13:36:59,968 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-12 13:36:59,969 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-12 13:36:59,969 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 [2018-09-12 13:37:00,013 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-12 13:37:00,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-12 13:37:00,018 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-12 13:37:00,018 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-12 13:37:00,024 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-12 13:37:00,024 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-12 13:37:00,024 INFO L133 SettingsManager]: * Use SBE=true [2018-09-12 13:37:00,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-12 13:37:00,025 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-12 13:37:00,025 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-12 13:37:00,025 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-12 13:37:00,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-12 13:37:00,030 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-12 13:37:00,030 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-12 13:37:00,030 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-12 13:37:00,030 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-12 13:37:00,031 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-12 13:37:00,031 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-12 13:37:00,031 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-12 13:37:00,031 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-12 13:37:00,032 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-12 13:37:00,032 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-12 13:37:00,032 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-12 13:37:00,032 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-12 13:37:00,037 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-12 13:37:00,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-12 13:37:00,037 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-12 13:37:00,037 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-12 13:37:00,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-12 13:37:00,038 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-12 13:37:00,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-12 13:37:00,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-12 13:37:00,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-12 13:37:00,212 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-12 13:37:00,212 INFO L276 PluginConnector]: CDTParser initialized [2018-09-12 13:37:00,216 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M1.c [2018-09-12 13:37:00,899 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9429cd60/e381b2153a6948e1ae0aecf2177f5915/FLAGb3ba572fa [2018-09-12 13:37:01,767 INFO L277 CDTParser]: Found 1 translation units. [2018-09-12 13:37:01,768 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.3.M1.c [2018-09-12 13:37:01,819 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9429cd60/e381b2153a6948e1ae0aecf2177f5915/FLAGb3ba572fa [2018-09-12 13:37:01,866 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9429cd60/e381b2153a6948e1ae0aecf2177f5915 [2018-09-12 13:37:01,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-12 13:37:01,902 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-12 13:37:01,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-12 13:37:01,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-12 13:37:01,928 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-12 13:37:01,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:37:01" (1/1) ... [2018-09-12 13:37:01,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b41b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:01, skipping insertion in model container [2018-09-12 13:37:01,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:37:01" (1/1) ... [2018-09-12 13:37:02,584 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-12 13:37:03,766 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:37:03,856 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-12 13:37:04,348 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:37:04,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04 WrapperNode [2018-09-12 13:37:04,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-12 13:37:04,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-12 13:37:04,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-12 13:37:04,662 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-12 13:37:04,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:04,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:04,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:04,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:05,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:05,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:05,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:37:04" (1/1) ... [2018-09-12 13:37:05,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-12 13:37:05,283 INFO L168 Benchmark]: Toolchain (without parser) took 3384.23 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -30.1 MB). Peak memory consumption was 127.3 MB. Max. memory is 1.9 GB. [2018-09-12 13:37:05,289 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-12 13:37:05,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2752.54 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. [2018-09-12 13:37:05,294 INFO L168 Benchmark]: Boogie Preprocessor took 616.91 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -136.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 1.9 GB. [2018-09-12 13:37:05,303 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 0.40 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 2752.54 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 616.91 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -136.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...