./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/id_o10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8d31f386 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/recursive-simple/id_o10.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash 588393c4cc7a9592019e246f0b8ee7264f8dd86a ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 15:41:28,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 15:41:28,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 15:41:28,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 15:41:28,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 15:41:28,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 15:41:28,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 15:41:28,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 15:41:28,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 15:41:28,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 15:41:28,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 15:41:28,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 15:41:28,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 15:41:28,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 15:41:28,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 15:41:28,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 15:41:28,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 15:41:28,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 15:41:28,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 15:41:28,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 15:41:28,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 15:41:28,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 15:41:28,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 15:41:28,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 15:41:28,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 15:41:28,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 15:41:28,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 15:41:28,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 15:41:28,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 15:41:28,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 15:41:28,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 15:41:28,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 15:41:28,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 15:41:28,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 15:41:28,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 15:41:28,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 15:41:28,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 15:41:28,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 15:41:28,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 15:41:28,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 15:41:28,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 15:41:28,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-07-06 15:41:28,114 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 15:41:28,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 15:41:28,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 15:41:28,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 15:41:28,116 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 15:41:28,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 15:41:28,117 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 15:41:28,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 15:41:28,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 15:41:28,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 15:41:28,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 15:41:28,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-06 15:41:28,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 15:41:28,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-06 15:41:28,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-07-06 15:41:28,119 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 15:41:28,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 15:41:28,119 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 15:41:28,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-06 15:41:28,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 15:41:28,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 15:41:28,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 15:41:28,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 15:41:28,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 15:41:28,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 15:41:28,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-06 15:41:28,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 15:41:28,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 15:41:28,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-06 15:41:28,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 15:41:28,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 588393c4cc7a9592019e246f0b8ee7264f8dd86a [2021-07-06 15:41:28,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 15:41:28,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 15:41:28,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 15:41:28,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 15:41:28,426 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 15:41:28,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_o10.c [2021-07-06 15:41:28,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4257b84e1/ad9dc571cc9d48f1926f9b14fc69c854/FLAG65c11b89b [2021-07-06 15:41:28,868 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 15:41:28,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o10.c [2021-07-06 15:41:28,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4257b84e1/ad9dc571cc9d48f1926f9b14fc69c854/FLAG65c11b89b [2021-07-06 15:41:29,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4257b84e1/ad9dc571cc9d48f1926f9b14fc69c854 [2021-07-06 15:41:29,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 15:41:29,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 15:41:29,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 15:41:29,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 15:41:29,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 15:41:29,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d5c2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29, skipping insertion in model container [2021-07-06 15:41:29,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 15:41:29,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 15:41:29,420 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-07-06 15:41:29,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 15:41:29,428 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 15:41:29,438 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-07-06 15:41:29,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 15:41:29,453 INFO L208 MainTranslator]: Completed translation [2021-07-06 15:41:29,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29 WrapperNode [2021-07-06 15:41:29,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 15:41:29,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 15:41:29,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 15:41:29,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 15:41:29,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 15:41:29,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 15:41:29,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 15:41:29,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 15:41:29,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 15:41:29,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 15:41:29,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 15:41:29,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 15:41:29,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (1/1) ... [2021-07-06 15:41:29,525 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 15:41:29,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 15:41:29,546 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) [2021-07-06 15:41:29,572 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 [2021-07-06 15:41:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 15:41:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 15:41:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 15:41:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-07-06 15:41:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-07-06 15:41:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 15:41:29,819 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 15:41:29,819 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-06 15:41:29,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:29 BoogieIcfgContainer [2021-07-06 15:41:29,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 15:41:29,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-06 15:41:29,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-06 15:41:29,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-06 15:41:29,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.07 03:41:29" (1/3) ... [2021-07-06 15:41:29,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea3038e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.07 03:41:29, skipping insertion in model container [2021-07-06 15:41:29,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:29" (2/3) ... [2021-07-06 15:41:29,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea3038e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.07 03:41:29, skipping insertion in model container [2021-07-06 15:41:29,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:29" (3/3) ... [2021-07-06 15:41:29,828 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o10.c [2021-07-06 15:41:29,835 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-06 15:41:29,836 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-07-06 15:41:29,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea3038e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.07 03:41:29, skipping insertion in model container [2021-07-06 15:41:29,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-06 15:41:29,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 15:41:29,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 15:41:29,838 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 15:41:29,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:29" (3/3) ... [2021-07-06 15:41:29,841 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-06 15:41:29,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-07-06 15:41:29,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-07-06 15:41:29,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-07-06 15:41:29,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-06 15:41:29,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-06 15:41:29,938 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-06 15:41:29,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 15:41:29,943 INFO L168 Benchmark]: Toolchain (without parser) took 647.84 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 27.6 MB in the beginning and 45.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,944 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 31.1 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 15:41:29,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.72 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 27.4 MB in the beginning and 47.4 MB in the end (delta: -19.9 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.24 ms. Allocated memory is still 62.9 MB. Free memory was 47.4 MB in the beginning and 45.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,945 INFO L168 Benchmark]: Boogie Preprocessor took 13.66 ms. Allocated memory is still 62.9 MB. Free memory was 45.9 MB in the beginning and 45.1 MB in the end (delta: 804.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 15:41:29,945 INFO L168 Benchmark]: RCFGBuilder took 302.25 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 33.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,946 INFO L168 Benchmark]: TraceAbstraction took 15.15 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 32.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,947 INFO L168 Benchmark]: Witness Printer took 100.37 ms. Allocated memory is still 62.9 MB. Free memory was 32.4 MB in the beginning and 45.5 MB in the end (delta: -13.2 MB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:29,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 31.1 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 147.72 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 27.4 MB in the beginning and 47.4 MB in the end (delta: -19.9 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.24 ms. Allocated memory is still 62.9 MB. Free memory was 47.4 MB in the beginning and 45.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 13.66 ms. Allocated memory is still 62.9 MB. Free memory was 45.9 MB in the beginning and 45.1 MB in the end (delta: 804.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 302.25 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 33.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.15 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 32.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 100.37 ms. Allocated memory is still 62.9 MB. Free memory was 32.4 MB in the beginning and 45.5 MB in the end (delta: -13.2 MB). Peak memory consumption was 3.3 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! [2021-07-06 15:41:29,990 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...