./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f15d52494f2bb20316f0c01d603c20e3274fba8 ..................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 10:41:49,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 10:41:49,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 10:41:49,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 10:41:49,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 10:41:49,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 10:41:49,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 10:41:49,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 10:41:49,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 10:41:49,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 10:41:49,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 10:41:49,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 10:41:49,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 10:41:49,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 10:41:49,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 10:41:49,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 10:41:49,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 10:41:49,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 10:41:49,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 10:41:49,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 10:41:49,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 10:41:49,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 10:41:49,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 10:41:49,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 10:41:49,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 10:41:49,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 10:41:49,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 10:41:49,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 10:41:49,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 10:41:49,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 10:41:49,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 10:41:49,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 10:41:49,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 10:41:49,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 10:41:49,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 10:41:49,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 10:41:49,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 10:41:49,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 10:41:49,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 10:41:49,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 10:41:49,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 10:41:49,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-08-27 10:41:49,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 10:41:49,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 10:41:49,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 10:41:49,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 10:41:49,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 10:41:49,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 10:41:49,333 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 10:41:49,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 10:41:49,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 10:41:49,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 10:41:49,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 10:41:49,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 10:41:49,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 10:41:49,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 10:41:49,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 10:41:49,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 10:41:49,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 10:41:49,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 10:41:49,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 10:41:49,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 10:41:49,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 10:41:49,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 10:41:49,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 10:41:49,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f15d52494f2bb20316f0c01d603c20e3274fba8 [2021-08-27 10:41:49,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 10:41:49,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 10:41:49,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 10:41:49,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 10:41:49,599 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 10:41:49,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-08-27 10:41:49,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6c80f11/f135235a5680483faca8e0e88fedc826/FLAG0d97203e6 [2021-08-27 10:41:49,977 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 10:41:49,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/WhileFalse.c [2021-08-27 10:41:49,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6c80f11/f135235a5680483faca8e0e88fedc826/FLAG0d97203e6 [2021-08-27 10:41:50,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6c80f11/f135235a5680483faca8e0e88fedc826 [2021-08-27 10:41:50,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 10:41:50,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 10:41:50,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 10:41:50,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 10:41:50,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 10:41:50,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7bf74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50, skipping insertion in model container [2021-08-27 10:41:50,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 10:41:50,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 10:41:50,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 10:41:50,525 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 10:41:50,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 10:41:50,542 INFO L208 MainTranslator]: Completed translation [2021-08-27 10:41:50,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50 WrapperNode [2021-08-27 10:41:50,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 10:41:50,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 10:41:50,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 10:41:50,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 10:41:50,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 10:41:50,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 10:41:50,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 10:41:50,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 10:41:50,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 10:41:50,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 10:41:50,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 10:41:50,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 10:41:50,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (1/1) ... [2021-08-27 10:41:50,607 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 10:41:50,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 10:41:50,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-27 10:41:50,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-27 10:41:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 10:41:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 10:41:50,754 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 10:41:50,754 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-08-27 10:41:50,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:50 BoogieIcfgContainer [2021-08-27 10:41:50,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 10:41:50,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 10:41:50,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 10:41:50,760 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 10:41:50,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 10:41:50" (1/3) ... [2021-08-27 10:41:50,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6e9179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:41:50, skipping insertion in model container [2021-08-27 10:41:50,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:50" (2/3) ... [2021-08-27 10:41:50,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6e9179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:41:50, skipping insertion in model container [2021-08-27 10:41:50,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:50" (3/3) ... [2021-08-27 10:41:50,763 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileFalse.c [2021-08-27 10:41:50,767 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 10:41:50,767 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-08-27 10:41:50,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6e9179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 10:41:50, skipping insertion in model container [2021-08-27 10:41:50,768 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 10:41:50,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 10:41:50,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 10:41:50,769 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 10:41:50,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:50" (3/3) ... [2021-08-27 10:41:50,772 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-27 10:41:50,779 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-27 10:41:50,779 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 10:41:50,803 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 10:41:50,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 10:41:50,806 INFO L168 Benchmark]: Toolchain (without parser) took 379.19 ms. Allocated memory is still 54.5 MB. Free memory was 34.7 MB in the beginning and 28.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,806 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 37.7 MB in the beginning and 37.7 MB in the end (delta: 44.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:50,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 116.22 ms. Allocated memory is still 54.5 MB. Free memory was 34.5 MB in the beginning and 26.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.05 ms. Allocated memory is still 54.5 MB. Free memory was 26.3 MB in the beginning and 25.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,809 INFO L168 Benchmark]: Boogie Preprocessor took 26.70 ms. Allocated memory is still 54.5 MB. Free memory was 25.0 MB in the beginning and 39.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,810 INFO L168 Benchmark]: RCFGBuilder took 163.59 ms. Allocated memory is still 54.5 MB. Free memory was 39.0 MB in the beginning and 31.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,813 INFO L168 Benchmark]: TraceAbstraction took 10.04 ms. Allocated memory is still 54.5 MB. Free memory was 31.4 MB in the beginning and 30.5 MB in the end (delta: 877.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:50,814 INFO L168 Benchmark]: Witness Printer took 34.91 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 28.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:50,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 37.7 MB in the beginning and 37.7 MB in the end (delta: 44.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 116.22 ms. Allocated memory is still 54.5 MB. Free memory was 34.5 MB in the beginning and 26.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 21.05 ms. Allocated memory is still 54.5 MB. Free memory was 26.3 MB in the beginning and 25.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.70 ms. Allocated memory is still 54.5 MB. Free memory was 25.0 MB in the beginning and 39.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 163.59 ms. Allocated memory is still 54.5 MB. Free memory was 39.0 MB in the beginning and 31.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10.04 ms. Allocated memory is still 54.5 MB. Free memory was 31.4 MB in the beginning and 30.5 MB in the end (delta: 877.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 34.91 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 28.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-08-27 10:41:50,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...