./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci02.c --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/Fibonacci02.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursive/Fibonacci02.c ../results/automizer-verification-files/SV-COMP24_unreach-call/Fibonacci02.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:13:15,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:13:15,196 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:13:15,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:13:15,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:13:15,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:13:15,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:13:15,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:13:15,226 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:13:15,226 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:13:15,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:13:15,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:13:15,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:13:15,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:13:15,229 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:13:15,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:13:15,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:13:15,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:13:15,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:13:15,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:13:15,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:13:15,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:13:15,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:13:15,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:13:15,233 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:13:15,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:13:15,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:13:15,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:13:15,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:13:15,234 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:13:15,234 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:13:15,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:13:15,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:13:15,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:13:15,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:13:15,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:13:15,235 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:13:15,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:13:15,236 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:13:15,236 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:13:15,236 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:13:15,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:13:15,236 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/certificate-witnesses-artifact/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:13:15,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:13:15,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:13:15,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:13:15,453 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:13:15,454 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:13:15,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/Fibonacci02.yml/witness-2.1.yml [2024-09-12 20:13:15,519 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:13:15,520 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:13:15,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive/Fibonacci02.c [2024-09-12 20:13:16,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:13:16,864 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:13:16,865 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci02.c [2024-09-12 20:13:16,870 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d4ecb3ade/4e10382f08134705ae497e592824c3c3/FLAGd5ce939f9 [2024-09-12 20:13:16,884 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d4ecb3ade/4e10382f08134705ae497e592824c3c3 [2024-09-12 20:13:16,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:13:16,886 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:13:16,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:13:16,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:13:16,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:13:16,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:13:15" (1/2) ... [2024-09-12 20:13:16,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d2f614 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:13:16, skipping insertion in model container [2024-09-12 20:13:16,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:13:15" (1/2) ... [2024-09-12 20:13:16,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21350c4c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:13:16, skipping insertion in model container [2024-09-12 20:13:16,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:13:16" (2/2) ... [2024-09-12 20:13:16,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d2f614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:16, skipping insertion in model container [2024-09-12 20:13:16,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:13:16" (2/2) ... [2024-09-12 20:13:16,900 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:13:16,902 INFO L1541 ArrayList]: Function contract at [L16]: requires (\old(n) <= 9), ensures ((\old(n) <= 9) && ((((\result == 1) && (1 == \old(n))) || (1 < \old(n))) || ((\old(n) <= 0) && (\result == 0)))) [2024-09-12 20:13:16,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:13:17,042 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2024-09-12 20:13:17,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:13:17,059 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:13:17,087 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2024-09-12 20:13:17,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:13:17,100 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:13:17,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17 WrapperNode [2024-09-12 20:13:17,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:13:17,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:13:17,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:13:17,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:13:17,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,116 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,126 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure fibonacci is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-12 20:13:17,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:13:17,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:13:17,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:13:17,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:13:17,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (1/1) ... [2024-09-12 20:13:17,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:13:17,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:13:17,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-12 20:13:17,163 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-12 20:13:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:13:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:13:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:13:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-09-12 20:13:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:13:17,198 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:13:17,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:13:17,199 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:13:17,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:13:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:13:17,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:13:17,252 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:13:17,254 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:13:17,273 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:13:17,396 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-09-12 20:13:17,397 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:13:17,412 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:13:17,412 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-12 20:13:17,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:13:17 BoogieIcfgContainer [2024-09-12 20:13:17,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:13:17,414 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:13:17,414 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:13:17,414 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:13:17,414 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:13:15" (1/4) ... [2024-09-12 20:13:17,415 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@70e1ff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:13:17, skipping insertion in model container [2024-09-12 20:13:17,415 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:13:16" (2/4) ... [2024-09-12 20:13:17,415 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@70e1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:13:17, skipping insertion in model container [2024-09-12 20:13:17,415 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:13:17" (3/4) ... [2024-09-12 20:13:17,415 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@70e1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:13:17, skipping insertion in model container [2024-09-12 20:13:17,415 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:13:17" (4/4) ... [2024-09-12 20:13:17,418 INFO L79 RefereeObserver]: Analyzing ICFG Fibonacci02.c [2024-09-12 20:13:17,420 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-12 20:13:17,421 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:13:17,421 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr7ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 13 edges. [2024-09-12 20:13:17,421 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-12 20:13:17,422 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-09-12 20:13:17,423 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 12 edges. [2024-09-12 20:13:17,423 INFO L367 InvariantChecker]: Will check inductivity from ENTRY fibonacciENTRY to ERROR_LOC fibonacciErr8ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 16 edges. [2024-09-12 20:13:17,423 INFO L130 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-12 20:13:17,461 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:13:17,461 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,462 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,462 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,463 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,480 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:13:17,481 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,481 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,481 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,482 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,482 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,494 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:13:17,504 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 13 edges [2024-09-12 20:13:17,504 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,504 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,505 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,537 INFO L101 BaseMinimizeStates]: Removed 24 edges and 12 locations by large block encoding [2024-09-12 20:13:17,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,537 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,537 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,537 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,537 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,556 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:13:17,557 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,557 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,558 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,558 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,576 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:13:17,576 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,576 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,578 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,578 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,578 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,590 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:13:17,600 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:13:17,604 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,604 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,604 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,604 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,605 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,607 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:13:17,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,608 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,608 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,610 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:13:17,617 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:13:17,634 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,635 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,635 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,636 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,636 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,637 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:13:17,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,640 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,641 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,641 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,641 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,644 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:13:17,649 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:13:17,649 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,649 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,649 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,659 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:13:17,659 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,660 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,660 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,660 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,660 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,668 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:13:17,675 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:13:17,675 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,675 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,675 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,676 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,679 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:13:17,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,680 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,680 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,680 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,681 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,682 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:13:17,686 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:13:17,688 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,688 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,688 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,688 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,688 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,691 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:13:17,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,691 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,691 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,694 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,694 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,699 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:13:17,702 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:13:17,704 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,704 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,704 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,704 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,704 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,709 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:13:17,710 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,710 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,710 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,710 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,710 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,722 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 12 edges [2024-09-12 20:13:17,722 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,722 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,722 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,722 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,722 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,737 INFO L101 BaseMinimizeStates]: Removed 22 edges and 11 locations by large block encoding [2024-09-12 20:13:17,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,737 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,737 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,737 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,738 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,746 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 16 edges [2024-09-12 20:13:17,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:13:17,747 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:13:17,747 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:13:17,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:13:17,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,765 INFO L101 BaseMinimizeStates]: Removed 30 edges and 13 locations by large block encoding [2024-09-12 20:13:17,766 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:13:17,766 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:13:17,766 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:13:17,766 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:13:17,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:13:17,773 INFO L514 InvariantChecker]: The annotation(s) from entry fibonacciENTRY to error location fibonacciErr8ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:13:17,779 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:13:17,779 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@70e1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:13:17, skipping insertion in model container [2024-09-12 20:13:17,780 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:13:17,781 INFO L158 Benchmark]: Toolchain (without parser) took 894.81ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 95.1MB in the end (delta: 28.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-12 20:13:17,782 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:13:17,782 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 121.6MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:13:17,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.44ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 110.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-12 20:13:17,783 INFO L158 Benchmark]: Boogie Preprocessor took 32.71ms. Allocated memory is still 159.4MB. Free memory was 110.5MB in the beginning and 108.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:13:17,784 INFO L158 Benchmark]: RCFGBuilder took 278.20ms. Allocated memory is still 159.4MB. Free memory was 108.6MB in the beginning and 94.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-12 20:13:17,784 INFO L158 Benchmark]: Referee took 366.32ms. Allocated memory is still 159.4MB. Free memory was 94.5MB in the beginning and 95.1MB in the end (delta: -549.9kB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-12 20:13:17,786 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. One counterexample starts in \old(n)=4 and ends in \old(n)=4, n=0. Annotation is not valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. One counterexample starts in \old(n)=4 and ends in \old(n)=4, n=0. Annotation is not valid for all loop-free paths from entry of procedure main to check that a call to reach_error is unreachable at line 33. One counterexample starts in and ends in result=0, x=0. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that procedure precondition always holds at line 22. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that procedure precondition always holds at line 22. Annotation is valid for all loop-free paths from entry of procedure fibonacci to exit of procedure fibonacci. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. Annotation is valid for all loop-free paths from entry of procedure fibonacci to check that integer overflow can never occur at line 22. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.66ms. Allocated memory is still 121.6MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.44ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 110.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.71ms. Allocated memory is still 159.4MB. Free memory was 110.5MB in the beginning and 108.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 278.20ms. Allocated memory is still 159.4MB. Free memory was 108.6MB in the beginning and 94.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 366.32ms. Allocated memory is still 159.4MB. Free memory was 94.5MB in the beginning and 95.1MB in the end (delta: -549.9kB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:13:17,808 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE