./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/id2_b2_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive-simple/id2_b2_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 b0b05dcf763e887e9392537d1f8dbe5d5ee01cea ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 11:24:43,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:24:43,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:24:43,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:24:43,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:24:43,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:24:43,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:24:43,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:24:43,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:24:43,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:24:43,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:24:43,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:24:43,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:24:43,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:24:43,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:24:43,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:24:43,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:24:43,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:24:43,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:24:43,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:24:43,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:24:43,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:24:43,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:24:43,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:24:43,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:24:43,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:24:43,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:24:43,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:24:43,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:24:43,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:24:43,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:24:43,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:24:43,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:24:43,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:24:43,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:24:43,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:24:43,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:24:43,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:24:43,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:24:43,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:24:43,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:24:43,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-08-27 11:24:43,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:24:43,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:24:43,695 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:24:43,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:24:43,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:24:43,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:24:43,697 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:24:43,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:24:43,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 11:24:43,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:24:43,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:24:43,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 11:24:43,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:24:43,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:24:43,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:24:43,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:24:43,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:24:43,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:24:43,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:24:43,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:24:43,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:24:43,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:24:43,703 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b05dcf763e887e9392537d1f8dbe5d5ee01cea [2021-08-27 11:24:44,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:24:44,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:24:44,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:24:44,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:24:44,046 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:24:44,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-08-27 11:24:44,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925926c4a/9695b5ab4e7b45e794654e45dbd93015/FLAG7df8a5d23 [2021-08-27 11:24:44,476 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:24:44,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-08-27 11:24:44,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925926c4a/9695b5ab4e7b45e794654e45dbd93015/FLAG7df8a5d23 [2021-08-27 11:24:44,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925926c4a/9695b5ab4e7b45e794654e45dbd93015 [2021-08-27 11:24:44,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:24:44,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:24:44,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:24:44,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:24:44,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:24:44,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:24:44" (1/1) ... [2021-08-27 11:24:44,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d35d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:44, skipping insertion in model container [2021-08-27 11:24:44,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:24:44" (1/1) ... [2021-08-27 11:24:44,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:24:44,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:24:45,060 WARN L228 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/id2_b2_o3.c[771,784] [2021-08-27 11:24:45,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:24:45,068 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 11:24:45,081 WARN L228 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/id2_b2_o3.c[771,784] [2021-08-27 11:24:45,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:24:45,091 INFO L208 MainTranslator]: Completed translation [2021-08-27 11:24:45,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45 WrapperNode [2021-08-27 11:24:45,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:24:45,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 11:24:45,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 11:24:45,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 11:24:45,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 11:24:45,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 11:24:45,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 11:24:45,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 11:24:45,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 11:24:45,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 11:24:45,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 11:24:45,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 11:24:45,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (1/1) ... [2021-08-27 11:24:45,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:24:45,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:24:45,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-27 11:24:45,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-27 11:24:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 11:24:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 11:24:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-08-27 11:24:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-08-27 11:24:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 11:24:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 11:24:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-08-27 11:24:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-08-27 11:24:45,385 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 11:24:45,385 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-27 11:24:45,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:24:45 BoogieIcfgContainer [2021-08-27 11:24:45,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 11:24:45,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 11:24:45,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 11:24:45,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 11:24:45,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 11:24:44" (1/3) ... [2021-08-27 11:24:45,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dfa6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:24:45, skipping insertion in model container [2021-08-27 11:24:45,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:24:45" (2/3) ... [2021-08-27 11:24:45,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dfa6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:24:45, skipping insertion in model container [2021-08-27 11:24:45,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:24:45" (3/3) ... [2021-08-27 11:24:45,393 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b2_o3.c [2021-08-27 11:24:45,397 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 11:24:45,397 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-08-27 11:24:45,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dfa6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 11:24:45, skipping insertion in model container [2021-08-27 11:24:45,398 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 11:24:45,399 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 11:24:45,399 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 11:24:45,399 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 11:24:45,400 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:24:45" (3/3) ... [2021-08-27 11:24:45,402 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-27 11:24:45,407 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-08-27 11:24:45,408 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-08-27 11:24:45,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-27 11:24:45,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-27 11:24:45,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:24:45,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:24:45,484 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 11:24:45,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 11:24:45,499 INFO L168 Benchmark]: Toolchain (without parser) took 569.44 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 36.0 MB in the beginning and 59.4 MB in the end (delta: -23.3 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,499 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 56.6 MB. Free memory was 38.9 MB in the beginning and 38.8 MB in the end (delta: 73.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:24:45,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.13 ms. Allocated memory is still 56.6 MB. Free memory was 35.8 MB in the beginning and 26.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.78 ms. Allocated memory is still 56.6 MB. Free memory was 26.3 MB in the beginning and 40.9 MB in the end (delta: -14.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,502 INFO L168 Benchmark]: Boogie Preprocessor took 15.11 ms. Allocated memory is still 56.6 MB. Free memory was 40.9 MB in the beginning and 40.0 MB in the end (delta: 915.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:24:45,502 INFO L168 Benchmark]: RCFGBuilder took 236.04 ms. Allocated memory is still 56.6 MB. Free memory was 40.0 MB in the beginning and 27.1 MB in the end (delta: 13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,503 INFO L168 Benchmark]: TraceAbstraction took 10.62 ms. Allocated memory is still 56.6 MB. Free memory was 26.7 MB in the beginning and 25.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,504 INFO L168 Benchmark]: Witness Printer took 97.48 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 25.6 MB in the beginning and 59.4 MB in the end (delta: -33.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-08-27 11:24:45,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 56.6 MB. Free memory was 38.9 MB in the beginning and 38.8 MB in the end (delta: 73.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 162.13 ms. Allocated memory is still 56.6 MB. Free memory was 35.8 MB in the beginning and 26.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.78 ms. Allocated memory is still 56.6 MB. Free memory was 26.3 MB in the beginning and 40.9 MB in the end (delta: -14.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 15.11 ms. Allocated memory is still 56.6 MB. Free memory was 40.9 MB in the beginning and 40.0 MB in the end (delta: 915.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 236.04 ms. Allocated memory is still 56.6 MB. Free memory was 40.0 MB in the beginning and 27.1 MB in the end (delta: 13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10.62 ms. Allocated memory is still 56.6 MB. Free memory was 26.7 MB in the beginning and 25.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 97.48 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 25.6 MB in the beginning and 59.4 MB in the end (delta: -33.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-08-27 11:24:45,548 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...