java -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/rekcba_aso_false-unreach-call.1.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c0429a7 [2018-09-07 16:39:40,558 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-07 16:39:40,560 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-07 16:39:40,598 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-07 16:39:40,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-07 16:39:40,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-07 16:39:40,601 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-07 16:39:40,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-07 16:39:40,621 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-07 16:39:40,622 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-07 16:39:40,627 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-07 16:39:40,627 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-07 16:39:40,628 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-07 16:39:40,636 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-07 16:39:40,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-07 16:39:40,641 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-07 16:39:40,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-07 16:39:40,650 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-07 16:39:40,657 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-07 16:39:40,662 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-07 16:39:40,664 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-07 16:39:40,669 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-07 16:39:40,672 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-07 16:39:40,678 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-07 16:39:40,678 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-07 16:39:40,679 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-07 16:39:40,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-07 16:39:40,686 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-07 16:39:40,687 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-07 16:39:40,688 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-07 16:39:40,692 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-07 16:39:40,694 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-07 16:39:40,694 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-07 16:39:40,695 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-07 16:39:40,696 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-07 16:39:40,702 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-07 16:39:40,703 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 [2018-09-07 16:39:40,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-07 16:39:40,754 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-07 16:39:40,756 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-07 16:39:40,756 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-07 16:39:40,764 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-07 16:39:40,764 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-07 16:39:40,764 INFO L133 SettingsManager]: * Use SBE=true [2018-09-07 16:39:40,766 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-07 16:39:40,766 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-07 16:39:40,766 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-07 16:39:40,770 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-07 16:39:40,770 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-07 16:39:40,770 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-07 16:39:40,770 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-07 16:39:40,771 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-07 16:39:40,771 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-07 16:39:40,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-07 16:39:40,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-07 16:39:40,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-07 16:39:40,773 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-07 16:39:40,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-07 16:39:40,773 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-07 16:39:40,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-07 16:39:40,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-07 16:39:40,774 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-07 16:39:40,774 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-07 16:39:40,774 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-07 16:39:40,775 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-07 16:39:40,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-07 16:39:40,775 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-07 16:39:40,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-07 16:39:40,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-07 16:39:40,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-07 16:39:40,957 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-07 16:39:40,958 INFO L276 PluginConnector]: CDTParser initialized [2018-09-07 16:39:40,959 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso_false-unreach-call.1.M1.c [2018-09-07 16:39:41,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23cc20033/7b13e64afc1949228fe1021d6f9a6cea/FLAG205fbec4d [2018-09-07 16:39:42,378 INFO L276 CDTParser]: Found 1 translation units. [2018-09-07 16:39:42,379 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso_false-unreach-call.1.M1.c [2018-09-07 16:39:42,447 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23cc20033/7b13e64afc1949228fe1021d6f9a6cea/FLAG205fbec4d [2018-09-07 16:39:42,492 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23cc20033/7b13e64afc1949228fe1021d6f9a6cea [2018-09-07 16:39:42,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-07 16:39:42,526 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-07 16:39:42,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-07 16:39:42,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-07 16:39:42,544 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-07 16:39:42,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:39:42" (1/1) ... [2018-09-07 16:39:42,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7589d506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:42, skipping insertion in model container [2018-09-07 16:39:42,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:39:42" (1/1) ... [2018-09-07 16:39:43,142 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-07 16:39:44,069 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:39:44,158 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-07 16:39:44,500 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:39:44,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44 WrapperNode [2018-09-07 16:39:44,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-07 16:39:44,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-07 16:39:44,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-07 16:39:44,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-07 16:39:44,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:44,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:44" (1/1) ... [2018-09-07 16:39:45,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-07 16:39:45,325 INFO L168 Benchmark]: Toolchain (without parser) took 2805.24 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: -42.1 MB). Peak memory consumption was 93.9 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:45,331 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-09-07 16:39:45,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2206.16 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: 74.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:45,336 INFO L168 Benchmark]: Boogie Preprocessor took 582.83 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: -116.8 MB). Peak memory consumption was 19.2 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:45,346 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2206.16 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: 74.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 582.83 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: -116.8 MB). Peak memory consumption was 19.2 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...