./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.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 e0252cfa120b4ee329feaa962183a7c8a17af771 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:17:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:17:57,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:17:57,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:17:57,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:17:57,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:17:57,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:17:57,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:17:57,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:17:57,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:17:57,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:17:57,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:17:57,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:17:57,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:17:57,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:17:57,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:17:57,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:17:57,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:17:57,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:17:57,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:17:57,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:17:57,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:17:57,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:17:57,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:17:57,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:17:57,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:17:57,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:17:57,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:17:57,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:17:57,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:17:57,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:17:57,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:17:57,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:17:57,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:17:57,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:17:57,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:17:57,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:17:57,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:17:57,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:17:57,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:17:57,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:17:57,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-19 22:17:57,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:17:57,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:17:57,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:17:57,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:17:57,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:17:57,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:17:57,906 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 22:17:57,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:17:57,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:17:57,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:17:57,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:17:57,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:17:57,908 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-19 22:17:57,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:17:57,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:17:57,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:17:57,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:17:57,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:17:57,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:17:57,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:17:57,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:17:57,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:17:57,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:17:57,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:17:57,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:17:57,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:17:57,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:17:57,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> e0252cfa120b4ee329feaa962183a7c8a17af771 [2019-11-19 22:17:58,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:17:58,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:17:58,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:17:58,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:17:58,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:17:58,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2019-11-19 22:17:58,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64370a604/85521416ded84999bf887288ceb99355/FLAG4308f8578 [2019-11-19 22:17:58,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:17:58,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2019-11-19 22:17:58,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64370a604/85521416ded84999bf887288ceb99355/FLAG4308f8578 [2019-11-19 22:17:59,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64370a604/85521416ded84999bf887288ceb99355 [2019-11-19 22:17:59,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:17:59,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:17:59,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:17:59,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:17:59,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:17:59,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16c8d09e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59, skipping insertion in model container [2019-11-19 22:17:59,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,157 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:17:59,189 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:17:59,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:17:59,602 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:17:59,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:17:59,706 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:17:59,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59 WrapperNode [2019-11-19 22:17:59,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:17:59,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:17:59,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:17:59,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:17:59,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:17:59,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:17:59,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:17:59,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:17:59,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... [2019-11-19 22:17:59,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:17:59,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:17:59,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:17:59,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:17:59,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:17:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:17:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 22:17:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:17:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:18:00,039 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:18:00,040 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-19 22:18:00,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:18:00 BoogieIcfgContainer [2019-11-19 22:18:00,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:18:00,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 22:18:00,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 22:18:00,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 22:18:00,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:17:59" (1/3) ... [2019-11-19 22:18:00,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d676df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:18:00, skipping insertion in model container [2019-11-19 22:18:00,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:17:59" (2/3) ... [2019-11-19 22:18:00,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d676df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:18:00, skipping insertion in model container [2019-11-19 22:18:00,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:18:00" (3/3) ... [2019-11-19 22:18:00,049 INFO L109 eAbstractionObserver]: Analyzing ICFG UsualArithmeticConversions.i [2019-11-19 22:18:00,060 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 22:18:00,066 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-19 22:18:00,078 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-19 22:18:00,100 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 22:18:00,101 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 22:18:00,101 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 22:18:00,101 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:18:00,101 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:18:00,102 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 22:18:00,102 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:18:00,102 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 22:18:00,113 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-11-19 22:18:00,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:18:00,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 5 states. [2019-11-19 22:18:00,164 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 22:18:00,164 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 22:18:00,165 INFO L447 ceAbstractionStarter]: At program point L334(lines 331 335) the Hoare annotation is: true [2019-11-19 22:18:00,165 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 22:18:00,165 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 22:18:00,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:18:00 BoogieIcfgContainer [2019-11-19 22:18:00,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 22:18:00,173 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:18:00,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:18:00,173 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:18:00,174 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:18:00" (3/4) ... [2019-11-19 22:18:00,178 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:18:00,190 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-19 22:18:00,191 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 22:18:00,191 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:18:00,191 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:18:00,224 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 22:18:00,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:18:00,227 INFO L168 Benchmark]: Toolchain (without parser) took 1086.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,228 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:18:00,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,231 INFO L168 Benchmark]: Boogie Preprocessor took 20.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:18:00,232 INFO L168 Benchmark]: RCFGBuilder took 261.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,233 INFO L168 Benchmark]: TraceAbstraction took 130.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,233 INFO L168 Benchmark]: Witness Printer took 51.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:18:00,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 566.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 261.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 130.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Witness Printer took 51.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 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. - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...