./Ultimate.py --spec /storage/repos/svcomp/c/properties/no-overflow.prp --file /storage/repos/svcomp/c/signedintegeroverflow-regression/UsualArithmeticConversions_true-no-overflow_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2e94e6aa Calling Ultimate with: 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 /storage/repos/svcomp/c/signedintegeroverflow-regression/UsualArithmeticConversions_true-no-overflow_true-termination.c.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 0.1.24-2e94e6a [2019-01-01 20:33:45,862 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 20:33:45,864 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 20:33:45,877 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 20:33:45,877 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 20:33:45,879 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 20:33:45,881 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 20:33:45,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 20:33:45,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 20:33:45,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 20:33:45,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 20:33:45,887 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 20:33:45,888 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 20:33:45,889 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 20:33:45,890 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 20:33:45,892 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 20:33:45,893 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 20:33:45,895 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 20:33:45,897 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 20:33:45,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 20:33:45,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 20:33:45,902 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 20:33:45,904 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 20:33:45,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 20:33:45,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 20:33:45,906 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 20:33:45,907 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 20:33:45,908 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 20:33:45,909 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 20:33:45,910 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 20:33:45,911 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 20:33:45,912 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 20:33:45,912 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 20:33:45,912 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 20:33:45,913 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 20:33:45,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 20:33:45,915 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-01-01 20:33:45,946 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 20:33:45,948 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 20:33:45,949 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 20:33:45,950 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 20:33:45,951 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 20:33:45,951 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 20:33:45,951 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 20:33:45,951 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 20:33:45,951 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 20:33:45,952 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 20:33:45,954 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 20:33:45,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 20:33:45,955 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 20:33:45,955 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 20:33:45,955 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 20:33:45,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 20:33:45,955 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-01 20:33:45,956 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 [2019-01-01 20:33:46,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 20:33:46,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 20:33:46,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 20:33:46,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 20:33:46,039 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 20:33:46,039 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/signedintegeroverflow-regression/UsualArithmeticConversions_true-no-overflow_true-termination.c.i [2019-01-01 20:33:46,104 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1689e47ba/bc123725dbd64dada7a4dcb3b8b71995/FLAG09ef5d523 [2019-01-01 20:33:46,653 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 20:33:46,654 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/signedintegeroverflow-regression/UsualArithmeticConversions_true-no-overflow_true-termination.c.i [2019-01-01 20:33:46,665 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1689e47ba/bc123725dbd64dada7a4dcb3b8b71995/FLAG09ef5d523 [2019-01-01 20:33:46,912 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1689e47ba/bc123725dbd64dada7a4dcb3b8b71995 [2019-01-01 20:33:46,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 20:33:46,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 20:33:46,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 20:33:46,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 20:33:46,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 20:33:46,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:33:46" (1/1) ... [2019-01-01 20:33:46,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5ec0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:46, skipping insertion in model container [2019-01-01 20:33:46,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:33:46" (1/1) ... [2019-01-01 20:33:46,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 20:33:46,974 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 20:33:47,342 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 20:33:47,357 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 20:33:47,407 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 20:33:47,477 INFO L195 MainTranslator]: Completed translation [2019-01-01 20:33:47,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47 WrapperNode [2019-01-01 20:33:47,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 20:33:47,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 20:33:47,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 20:33:47,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 20:33:47,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 20:33:47,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 20:33:47,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 20:33:47,595 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 20:33:47,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (1/1) ... [2019-01-01 20:33:47,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 20:33:47,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 20:33:47,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 20:33:47,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 20:33:47,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (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 [2019-01-01 20:33:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 20:33:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-01 20:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 20:33:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 20:33:47,857 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 20:33:47,857 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-01 20:33:47,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 08:33:47 BoogieIcfgContainer [2019-01-01 20:33:47,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 20:33:47,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 20:33:47,862 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 20:33:47,866 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 20:33:47,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 08:33:46" (1/3) ... [2019-01-01 20:33:47,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef2bc71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 08:33:47, skipping insertion in model container [2019-01-01 20:33:47,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:33:47" (2/3) ... [2019-01-01 20:33:47,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef2bc71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 08:33:47, skipping insertion in model container [2019-01-01 20:33:47,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 08:33:47" (3/3) ... [2019-01-01 20:33:47,871 INFO L112 eAbstractionObserver]: Analyzing ICFG UsualArithmeticConversions_true-no-overflow_true-termination.c.i [2019-01-01 20:33:47,879 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 20:33:47,886 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-01-01 20:33:47,905 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-01-01 20:33:47,936 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 20:33:47,937 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 20:33:47,937 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-01 20:33:47,937 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 20:33:47,937 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 20:33:47,937 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 20:33:47,938 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 20:33:47,938 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 20:33:47,938 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 20:33:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-01-01 20:33:47,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-01 20:33:47,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 5 states. [2019-01-01 20:33:48,036 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-01 20:33:48,037 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-01 20:33:48,037 INFO L451 ceAbstractionStarter]: At program point L334(lines 331 335) the Hoare annotation is: true [2019-01-01 20:33:48,037 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-01 20:33:48,037 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-01 20:33:48,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 08:33:48 BoogieIcfgContainer [2019-01-01 20:33:48,047 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 20:33:48,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 20:33:48,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 20:33:48,048 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 20:33:48,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 08:33:47" (3/4) ... [2019-01-01 20:33:48,055 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-01 20:33:48,069 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-01-01 20:33:48,069 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-01 20:33:48,069 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-01 20:33:48,069 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-01 20:33:48,114 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-01 20:33:48,114 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 20:33:48,115 INFO L168 Benchmark]: Toolchain (without parser) took 1198.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 20:33:48,117 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 20:33:48,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.79 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 924.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-01-01 20:33:48,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 924.5 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-01 20:33:48,121 INFO L168 Benchmark]: Boogie Preprocessor took 20.73 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. [2019-01-01 20:33:48,121 INFO L168 Benchmark]: RCFGBuilder took 240.01 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: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2019-01-01 20:33:48,123 INFO L168 Benchmark]: TraceAbstraction took 184.98 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-01-01 20:33:48,124 INFO L168 Benchmark]: Witness Printer took 66.46 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. [2019-01-01 20:33:48,128 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 558.79 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 924.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 115.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 924.5 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.73 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 240.01 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: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 184.98 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Witness Printer took 66.46 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. * 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. SAFE Result, 0.1s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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...