./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-invariants/recursified_mod4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-invariants/recursified_mod4.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 efca4d8a6e986e5f79e73668869c8bbb6789644b51c1a840647016ead4ea5608 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 21:16:18,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 21:16:18,555 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 21:16:18,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 21:16:18,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 21:16:18,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 21:16:18,583 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 21:16:18,583 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 21:16:18,584 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 21:16:18,584 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 21:16:18,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 21:16:18,588 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 21:16:18,589 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 21:16:18,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 21:16:18,590 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 21:16:18,590 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 21:16:18,591 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 21:16:18,591 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 21:16:18,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 21:16:18,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 21:16:18,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 21:16:18,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 21:16:18,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 21:16:18,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 21:16:18,597 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 21:16:18,598 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 21:16:18,598 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 21:16:18,598 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 21:16:18,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 21:16:18,598 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 21:16:18,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 21:16:18,599 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 21:16:18,599 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 21:16:18,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 21:16:18,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 21:16:18,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 21:16:18,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 21:16:18,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 21:16:18,602 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 21:16:18,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 21:16:18,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 21:16:18,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 21:16:18,603 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 21:16:18,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 21:16:18,604 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efca4d8a6e986e5f79e73668869c8bbb6789644b51c1a840647016ead4ea5608 [2024-10-11 21:16:18,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 21:16:18,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 21:16:18,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 21:16:18,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 21:16:18,871 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 21:16:18,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-invariants/recursified_mod4.c [2024-10-11 21:16:20,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 21:16:20,474 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 21:16:20,474 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-invariants/recursified_mod4.c [2024-10-11 21:16:20,481 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2b74ed45a/27a89b65699c479d8e0493b83301c209/FLAGae0de0516 [2024-10-11 21:16:20,872 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2b74ed45a/27a89b65699c479d8e0493b83301c209 [2024-10-11 21:16:20,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 21:16:20,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 21:16:20,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 21:16:20,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 21:16:20,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 21:16:20,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:16:20" (1/1) ... [2024-10-11 21:16:20,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9df894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:20, skipping insertion in model container [2024-10-11 21:16:20,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:16:20" (1/1) ... [2024-10-11 21:16:20,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 21:16:21,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 21:16:21,076 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 21:16:21,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 21:16:21,109 INFO L204 MainTranslator]: Completed translation [2024-10-11 21:16:21,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21 WrapperNode [2024-10-11 21:16:21,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 21:16:21,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 21:16:21,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 21:16:21,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 21:16:21,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,142 INFO L138 Inliner]: procedures = 15, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 35 [2024-10-11 21:16:21,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 21:16:21,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 21:16:21,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 21:16:21,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 21:16:21,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,155 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,171 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [2, 4, 7]. 54 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 1, 7]. The 1 writes are split as follows [0, 1, 0]. [2024-10-11 21:16:21,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 21:16:21,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 21:16:21,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 21:16:21,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 21:16:21,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (1/1) ... [2024-10-11 21:16:21,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 21:16:21,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:16:21,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 21:16:21,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 21:16:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 21:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_13_to_14_0 [2024-10-11 21:16:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_13_to_14_0 [2024-10-11 21:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 21:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 21:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 21:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 21:16:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 21:16:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 21:16:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 21:16:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 21:16:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 21:16:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 21:16:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 21:16:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 21:16:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 21:16:21,396 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 21:16:21,398 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 21:16:21,502 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-10-11 21:16:21,502 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 21:16:21,529 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 21:16:21,530 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 21:16:21,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:16:21 BoogieIcfgContainer [2024-10-11 21:16:21,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 21:16:21,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 21:16:21,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 21:16:21,536 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 21:16:21,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 09:16:20" (1/3) ... [2024-10-11 21:16:21,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2298dfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:16:21, skipping insertion in model container [2024-10-11 21:16:21,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:16:21" (2/3) ... [2024-10-11 21:16:21,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2298dfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:16:21, skipping insertion in model container [2024-10-11 21:16:21,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:16:21" (3/3) ... [2024-10-11 21:16:21,538 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_mod4.c [2024-10-11 21:16:21,549 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 21:16:21,550 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-11 21:16:21,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2298dfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 09:16:21, skipping insertion in model container [2024-10-11 21:16:21,551 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 21:16:21,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 21:16:21,552 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 21:16:21,552 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 21:16:21,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:16:21" (3/3) ... [2024-10-11 21:16:21,554 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 21:16:21,556 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_13_to_14_0 [2024-10-11 21:16:21,559 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-10-11 21:16:21,559 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-11 21:16:21,559 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-11 21:16:21,560 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 21:16:21,560 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 21:16:21,629 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 21:16:21,630 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 21:16:21,630 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 21:16:21,631 INFO L158 Benchmark]: Toolchain (without parser) took 754.01ms. Allocated memory is still 163.6MB. Free memory was 96.1MB in the beginning and 120.3MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 21:16:21,631 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 163.6MB. Free memory was 119.9MB in the beginning and 119.7MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 21:16:21,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.64ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 84.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 21:16:21,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.68ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 82.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 21:16:21,633 INFO L158 Benchmark]: Boogie Preprocessor took 41.22ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 21:16:21,633 INFO L158 Benchmark]: RCFGBuilder took 345.38ms. Allocated memory is still 163.6MB. Free memory was 81.0MB in the beginning and 127.2MB in the end (delta: -46.2MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-10-11 21:16:21,634 INFO L158 Benchmark]: TraceAbstraction took 18.27ms. Allocated memory is still 163.6MB. Free memory was 126.6MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 21:16:21,634 INFO L158 Benchmark]: Witness Printer took 78.33ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 120.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 21:16:21,637 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91ms. Allocated memory is still 163.6MB. Free memory was 119.9MB in the beginning and 119.7MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.64ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 84.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.68ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 82.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.22ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.38ms. Allocated memory is still 163.6MB. Free memory was 81.0MB in the beginning and 127.2MB in the end (delta: -46.2MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * TraceAbstraction took 18.27ms. Allocated memory is still 163.6MB. Free memory was 126.6MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 78.33ms. Allocated memory is still 163.6MB. Free memory was 124.4MB in the beginning and 120.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-10-11 21:16:21,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE