./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/id_o3.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_o3.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 02fc4bd1d36800792ed4ab31b3ee599492a65576 ............................................................................................................................................................................................................ 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 15:41:37,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 15:41:37,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 15:41:37,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 15:41:37,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 15:41:37,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 15:41:37,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 15:41:37,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 15:41:37,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 15:41:37,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 15:41:37,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 15:41:37,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 15:41:37,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 15:41:37,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 15:41:37,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 15:41:37,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 15:41:37,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 15:41:37,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 15:41:37,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 15:41:37,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 15:41:37,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 15:41:37,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 15:41:37,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 15:41:37,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 15:41:37,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 15:41:37,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 15:41:37,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 15:41:37,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 15:41:37,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 15:41:37,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 15:41:37,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 15:41:37,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 15:41:37,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 15:41:37,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 15:41:37,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 15:41:37,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 15:41:37,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 15:41:37,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 15:41:37,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 15:41:37,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 15:41:37,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 15:41:37,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-07-06 15:41:37,244 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 15:41:37,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 15:41:37,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 15:41:37,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 15:41:37,245 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 15:41:37,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 15:41:37,246 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 15:41:37,246 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 15:41:37,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 15:41:37,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 15:41:37,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 15:41:37,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-06 15:41:37,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 15:41:37,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-06 15:41:37,247 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-07-06 15:41:37,248 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 15:41:37,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 15:41:37,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 15:41:37,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-06 15:41:37,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 15:41:37,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 15:41:37,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 15:41:37,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 15:41:37,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 15:41:37,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 15:41:37,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-06 15:41:37,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 15:41:37,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 15:41:37,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-06 15:41:37,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 15:41:37,250 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02fc4bd1d36800792ed4ab31b3ee599492a65576 [2021-07-06 15:41:37,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 15:41:37,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 15:41:37,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 15:41:37,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 15:41:37,589 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 15:41:37,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_o3.c [2021-07-06 15:41:37,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8242a64fc/8e763a6cd95c4dcaa17006b36d3841aa/FLAGb678dff9c [2021-07-06 15:41:37,998 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 15:41:37,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o3.c [2021-07-06 15:41:38,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8242a64fc/8e763a6cd95c4dcaa17006b36d3841aa/FLAGb678dff9c [2021-07-06 15:41:38,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8242a64fc/8e763a6cd95c4dcaa17006b36d3841aa [2021-07-06 15:41:38,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 15:41:38,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 15:41:38,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 15:41:38,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 15:41:38,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 15:41:38,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3378a50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38, skipping insertion in model container [2021-07-06 15:41:38,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 15:41:38,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 15:41:38,156 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_o3.c[514,527] [2021-07-06 15:41:38,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 15:41:38,165 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 15:41:38,174 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_o3.c[514,527] [2021-07-06 15:41:38,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 15:41:38,183 INFO L208 MainTranslator]: Completed translation [2021-07-06 15:41:38,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38 WrapperNode [2021-07-06 15:41:38,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 15:41:38,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 15:41:38,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 15:41:38,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 15:41:38,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 15:41:38,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 15:41:38,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 15:41:38,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 15:41:38,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 15:41:38,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 15:41:38,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 15:41:38,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 15:41:38,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (1/1) ... [2021-07-06 15:41:38,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 15:41:38,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 15:41:38,286 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 15:41:38,315 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 15:41:38,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 15:41:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 15:41:38,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 15:41:38,329 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-07-06 15:41:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-07-06 15:41:38,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 15:41:38,502 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 15:41:38,502 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-06 15:41:38,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:38 BoogieIcfgContainer [2021-07-06 15:41:38,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 15:41:38,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-06 15:41:38,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-06 15:41:38,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-06 15:41:38,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.07 03:41:38" (1/3) ... [2021-07-06 15:41:38,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361333a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.07 03:41:38, skipping insertion in model container [2021-07-06 15:41:38,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 03:41:38" (2/3) ... [2021-07-06 15:41:38,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361333a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.07 03:41:38, skipping insertion in model container [2021-07-06 15:41:38,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:38" (3/3) ... [2021-07-06 15:41:38,508 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o3.c [2021-07-06 15:41:38,512 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-06 15:41:38,515 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-07-06 15:41:38,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361333a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.07 03:41:38, skipping insertion in model container [2021-07-06 15:41:38,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-06 15:41:38,517 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 15:41:38,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 15:41:38,517 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 15:41:38,518 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 03:41:38" (3/3) ... [2021-07-06 15:41:38,520 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-06 15:41:38,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-07-06 15:41:38,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-07-06 15:41:38,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-07-06 15:41:38,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-06 15:41:38,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-06 15:41:38,555 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-06 15:41:38,555 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 15:41:38,560 INFO L168 Benchmark]: Toolchain (without parser) took 538.05 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.0 MB in the beginning and 50.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:38,560 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 15:41:38,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.62 ms. Allocated memory is still 54.5 MB. Free memory was 31.8 MB in the beginning and 35.9 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:38,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.60 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.9 MB in the beginning and 50.9 MB in the end (delta: -15.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:38,561 INFO L168 Benchmark]: Boogie Preprocessor took 15.92 ms. Allocated memory is still 67.1 MB. Free memory was 50.9 MB in the beginning and 50.1 MB in the end (delta: 832.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 15:41:38,561 INFO L168 Benchmark]: RCFGBuilder took 247.04 ms. Allocated memory is still 67.1 MB. Free memory was 49.9 MB in the beginning and 38.9 MB in the end (delta: 11.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:38,562 INFO L168 Benchmark]: TraceAbstraction took 12.45 ms. Allocated memory is still 67.1 MB. Free memory was 38.5 MB in the beginning and 37.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 15:41:38,562 INFO L168 Benchmark]: Witness Printer took 37.85 ms. Allocated memory is still 67.1 MB. Free memory was 37.5 MB in the beginning and 50.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-07-06 15:41:38,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 164.62 ms. Allocated memory is still 54.5 MB. Free memory was 31.8 MB in the beginning and 35.9 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.60 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.9 MB in the beginning and 50.9 MB in the end (delta: -15.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 15.92 ms. Allocated memory is still 67.1 MB. Free memory was 50.9 MB in the beginning and 50.1 MB in the end (delta: 832.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 247.04 ms. Allocated memory is still 67.1 MB. Free memory was 49.9 MB in the beginning and 38.9 MB in the end (delta: 11.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12.45 ms. Allocated memory is still 67.1 MB. Free memory was 38.5 MB in the beginning and 37.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 37.85 ms. Allocated memory is still 67.1 MB. Free memory was 37.5 MB in the beginning and 50.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 7.6 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 15:41:38,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...