./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i --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/signedintegeroverflow-regression/NoNegativeIntegerConstant.i -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 a11cfeaad7bed3f9aca46452bbe027320dfd89ff ...................................................................................................................................................................................................... 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 10:41:02,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 10:41:02,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 10:41:02,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 10:41:02,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 10:41:02,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 10:41:02,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 10:41:02,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 10:41:02,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 10:41:02,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 10:41:02,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 10:41:02,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 10:41:02,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 10:41:02,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 10:41:02,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 10:41:02,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 10:41:02,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 10:41:02,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 10:41:02,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 10:41:02,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 10:41:02,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 10:41:02,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 10:41:02,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 10:41:02,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 10:41:02,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 10:41:02,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 10:41:02,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 10:41:02,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 10:41:02,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 10:41:02,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 10:41:02,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 10:41:02,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 10:41:02,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 10:41:02,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 10:41:02,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 10:41:02,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 10:41:02,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 10:41:02,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 10:41:02,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 10:41:02,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 10:41:02,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 10:41:02,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-08-27 10:41:02,804 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 10:41:02,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 10:41:02,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 10:41:02,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 10:41:02,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 10:41:02,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 10:41:02,808 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 10:41:02,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 10:41:02,808 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 10:41:02,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 10:41:02,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 10:41:02,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 10:41:02,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 10:41:02,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 10:41:02,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 10:41:02,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 10:41:02,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 10:41:02,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 10:41:02,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 10:41:02,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 10:41:02,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 10:41:02,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 10:41:02,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 10:41:02,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 10:41:02,816 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a11cfeaad7bed3f9aca46452bbe027320dfd89ff [2021-08-27 10:41:03,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 10:41:03,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 10:41:03,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 10:41:03,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 10:41:03,083 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 10:41:03,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2021-08-27 10:41:03,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c161277a5/0e40b15bb36c495c86568795ecb763ef/FLAG0e02fcf4a [2021-08-27 10:41:03,490 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 10:41:03,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2021-08-27 10:41:03,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c161277a5/0e40b15bb36c495c86568795ecb763ef/FLAG0e02fcf4a [2021-08-27 10:41:03,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c161277a5/0e40b15bb36c495c86568795ecb763ef [2021-08-27 10:41:03,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 10:41:03,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 10:41:03,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 10:41:03,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 10:41:03,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 10:41:03,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce0a496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03, skipping insertion in model container [2021-08-27 10:41:03,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 10:41:03,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 10:41:03,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 10:41:03,818 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 10:41:03,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 10:41:03,874 INFO L208 MainTranslator]: Completed translation [2021-08-27 10:41:03,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03 WrapperNode [2021-08-27 10:41:03,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 10:41:03,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 10:41:03,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 10:41:03,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 10:41:03,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 10:41:03,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 10:41:03,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 10:41:03,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 10:41:03,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 10:41:03,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 10:41:03,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 10:41:03,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 10:41:03,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (1/1) ... [2021-08-27 10:41:03,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 10:41:03,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 10:41:03,962 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 10:41:03,964 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 10:41:03,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 10:41:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 10:41:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 10:41:03,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 10:41:04,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 10:41:04,254 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-27 10:41:04,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:04 BoogieIcfgContainer [2021-08-27 10:41:04,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 10:41:04,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 10:41:04,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 10:41:04,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 10:41:04,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 10:41:03" (1/3) ... [2021-08-27 10:41:04,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6ff1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:41:04, skipping insertion in model container [2021-08-27 10:41:04,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:41:03" (2/3) ... [2021-08-27 10:41:04,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6ff1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:41:04, skipping insertion in model container [2021-08-27 10:41:04,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:04" (3/3) ... [2021-08-27 10:41:04,271 INFO L111 eAbstractionObserver]: Analyzing ICFG NoNegativeIntegerConstant.i [2021-08-27 10:41:04,275 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 10:41:04,286 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-08-27 10:41:04,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6ff1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 10:41:04, skipping insertion in model container [2021-08-27 10:41:04,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 10:41:04,291 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 10:41:04,291 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 10:41:04,291 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 10:41:04,292 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:41:04" (3/3) ... [2021-08-27 10:41:04,293 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-27 10:41:04,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-08-27 10:41:04,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-27 10:41:04,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-27 10:41:04,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 10:41:04,362 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 10:41:04,362 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 10:41:04,365 INFO L168 Benchmark]: Toolchain (without parser) took 839.60 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 27.0 MB in the beginning and 39.3 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:04,365 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:04,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.61 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.7 MB in the beginning and 40.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:04,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.16 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 38.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:04,368 INFO L168 Benchmark]: Boogie Preprocessor took 19.85 ms. Allocated memory is still 60.8 MB. Free memory was 38.5 MB in the beginning and 37.7 MB in the end (delta: 809.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:04,372 INFO L168 Benchmark]: RCFGBuilder took 322.11 ms. Allocated memory is still 60.8 MB. Free memory was 37.5 MB in the beginning and 42.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:04,373 INFO L168 Benchmark]: TraceAbstraction took 33.62 ms. Allocated memory is still 60.8 MB. Free memory was 42.2 MB in the beginning and 41.3 MB in the end (delta: 855.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 10:41:04,374 INFO L168 Benchmark]: Witness Printer took 71.85 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 39.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 10:41:04,379 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 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.61 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.7 MB in the beginning and 40.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.16 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 38.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.85 ms. Allocated memory is still 60.8 MB. Free memory was 38.5 MB in the beginning and 37.7 MB in the end (delta: 809.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 322.11 ms. Allocated memory is still 60.8 MB. Free memory was 37.5 MB in the beginning and 42.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 33.62 ms. Allocated memory is still 60.8 MB. Free memory was 42.2 MB in the beginning and 41.3 MB in the end (delta: 855.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 71.85 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 39.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 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 10:41:04,411 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...