./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Primes.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/Primes.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/Primes.c ../results/automizer-verification-files/SV-COMP24_unreach-call/Primes.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 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:54:13,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:54:13,995 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:54:13,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:54:13,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:54:14,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:54:14,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:54:14,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:54:14,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:54:14,017 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:54:14,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:54:14,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:54:14,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:54:14,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:54:14,019 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:54:14,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:54:14,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:54:14,020 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:54:14,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:54:14,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:54:14,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:54:14,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:54:14,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:54:14,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:54:14,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:54:14,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:54:14,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:54:14,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:54:14,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:54:14,023 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:54:14,023 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:54:14,024 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:54:14,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:54:14,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:54:14,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:54:14,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:54:14,025 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:54:14,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:54:14,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:54:14,025 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:54:14,026 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:54:14,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:54:14,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:54:14,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:54:14,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:54:14,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:54:14,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:54:14,332 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:54:14,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive/Primes.c [2024-09-11 20:54:15,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:54:15,932 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:54:15,932 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Primes.c [2024-09-11 20:54:15,938 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/fcf73b28c/906144cad43648c092b0ae26cb0e946b/FLAG7481f78f7 [2024-09-11 20:54:15,951 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/fcf73b28c/906144cad43648c092b0ae26cb0e946b [2024-09-11 20:54:15,953 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:54:15,953 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:54:15,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/Primes.yml/witness-2.1.yml [2024-09-11 20:54:15,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:54:15,997 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:54:15,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:54:15,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:54:16,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:54:16,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:54:15" (1/2) ... [2024-09-11 20:54:16,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d90388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:54:15" (1/2) ... [2024-09-11 20:54:16,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e116a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:54:15" (2/2) ... [2024-09-11 20:54:16,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d90388 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:54:15" (2/2) ... [2024-09-11 20:54:16,014 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:54:16,015 INFO L1541 ArrayList]: Function contract at [L17]: requires null, ensures ((((2 < \result) || (\result == 0)) || (\old(m) < 2)) || (\old(n) < 2)) [2024-09-11 20:54:16,015 INFO L1541 ArrayList]: Function contract at [L31]: requires null, ensures (((((((long long) \old(m) * 2) < ((long long) \old(n) + 1)) || (\old(n) == \old(m))) || (\old(n) == 0)) || ((\old(n) + \old(m)) < 1)) || (\old(m) < 1)) [2024-09-11 20:54:16,015 INFO L1541 ArrayList]: Function contract at [L57]: requires null, ensures (((\result == 0) || (((long long) \old(m) + 1) != \old(n))) || (\old(n) < 3)) [2024-09-11 20:54:16,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:54:16,188 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/Primes.c[2190,2203] [2024-09-11 20:54:16,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:54:16,209 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:54:16,251 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/Primes.c[2190,2203] [2024-09-11 20:54:16,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:54:16,267 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:54:16,268 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16 WrapperNode [2024-09-11 20:54:16,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:54:16,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:54:16,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:54:16,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:54:16,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,284 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,293 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure mult is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:54:16,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:54:16,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:54:16,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:54:16,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:54:16,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (1/1) ... [2024-09-11 20:54:16,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:54:16,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:54:16,378 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) [2024-09-11 20:54:16,383 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 [2024-09-11 20:54:16,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:54:16,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:54:16,434 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:54:16,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mult [2024-09-11 20:54:16,435 INFO L138 BoogieDeclarations]: Found implementation of procedure multiple_of [2024-09-11 20:54:16,435 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime [2024-09-11 20:54:16,435 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime_ [2024-09-11 20:54:16,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:54:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:54:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:54:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:54:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:54:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:54:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure mult [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure multiple_of [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime_ [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:54:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:54:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:54:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:54:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:54:16,499 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:54:16,501 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:54:16,670 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-09-11 20:54:16,670 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:54:16,686 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:54:16,687 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-11 20:54:16,687 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:54:16 BoogieIcfgContainer [2024-09-11 20:54:16,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:54:16,688 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:54:16,688 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:54:16,688 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:54:16,689 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:54:15" (1/4) ... [2024-09-11 20:54:16,689 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@662cedd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,689 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:54:15" (2/4) ... [2024-09-11 20:54:16,689 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@662cedd6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,690 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:54:16" (3/4) ... [2024-09-11 20:54:16,690 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@662cedd6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,690 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:54:16" (4/4) ... [2024-09-11 20:54:16,691 INFO L79 RefereeObserver]: Analyzing ICFG Primes.c [2024-09-11 20:54:16,693 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-11 20:54:16,694 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 12 edges. [2024-09-11 20:54:16,694 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC multiple_ofErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 16 edges. [2024-09-11 20:54:16,695 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC is_prime_Err0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 16 edges. [2024-09-11 20:54:16,695 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC multErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 12 edges. [2024-09-11 20:54:16,695 INFO L130 InvariantChecker]: Will check 4 loop-free subgraphs from procedure entry to error location [2024-09-11 20:54:16,734 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 12 edges [2024-09-11 20:54:16,735 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:54:16,735 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:54:16,735 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:54:16,736 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:54:16,738 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,769 INFO L101 BaseMinimizeStates]: Removed 23 edges and 10 locations by large block encoding [2024-09-11 20:54:16,770 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,770 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:54:16,770 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:54:16,771 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:54:16,776 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:54:16,810 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 16 edges [2024-09-11 20:54:16,812 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:54:16,812 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:54:16,812 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:54:16,812 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:54:16,812 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,845 INFO L101 BaseMinimizeStates]: Removed 30 edges and 11 locations by large block encoding [2024-09-11 20:54:16,845 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:54:16,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:54:16,846 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:54:16,853 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:54:16,857 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location multiple_ofErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:54:16,876 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 16 edges [2024-09-11 20:54:16,878 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:54:16,878 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:54:16,878 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:54:16,878 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:54:16,878 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,903 INFO L101 BaseMinimizeStates]: Removed 33 edges and 10 locations by large block encoding [2024-09-11 20:54:16,903 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,904 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:54:16,904 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:54:16,904 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:54:16,908 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:54:16,913 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location is_prime_Err0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:54:16,927 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 12 edges [2024-09-11 20:54:16,927 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:54:16,928 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:54:16,928 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:54:16,928 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:54:16,928 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,944 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-11 20:54:16,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:54:16,944 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:54:16,944 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:54:16,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:54:16,948 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:54:16,964 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-11 20:54:16,965 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@662cedd6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:54:16, skipping insertion in model container [2024-09-11 20:54:16,965 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:54:16,966 INFO L158 Benchmark]: Toolchain (without parser) took 968.85ms. Allocated memory was 184.5MB in the beginning and 304.1MB in the end (delta: 119.5MB). Free memory was 110.0MB in the beginning and 217.3MB in the end (delta: -107.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-09-11 20:54:16,967 INFO L158 Benchmark]: CDTParser took 3.79ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 136.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:54:16,967 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory was 112.1MB in the beginning and 112.0MB in the end (delta: 146.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:54:16,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.38ms. Allocated memory is still 184.5MB. Free memory was 109.9MB in the beginning and 96.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:54:16,968 INFO L158 Benchmark]: Boogie Preprocessor took 42.41ms. Allocated memory is still 184.5MB. Free memory was 95.9MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:54:16,968 INFO L158 Benchmark]: RCFGBuilder took 375.61ms. Allocated memory was 184.5MB in the beginning and 304.1MB in the end (delta: 119.5MB). Free memory was 93.7MB in the beginning and 258.2MB in the end (delta: -164.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-09-11 20:54:16,969 INFO L158 Benchmark]: Referee took 277.48ms. Allocated memory is still 304.1MB. Free memory was 258.2MB in the beginning and 217.3MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-11 20:54:16,970 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 mult to exit of procedure mult. One counterexample starts in \old(m)=2, \old(n)=2 and ends in \old(m)=2, \old(n)=2, \result=0, m=0, 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 98. One counterexample starts in and ends in f1=0, f2=0, n=0, result=0. Annotation is valid for all loop-free paths from entry of procedure multiple_of to exit of procedure multiple_of. Annotation is valid for all loop-free paths from entry of procedure is_prime_ to exit of procedure is_prime_. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 136.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory was 112.1MB in the beginning and 112.0MB in the end (delta: 146.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.38ms. Allocated memory is still 184.5MB. Free memory was 109.9MB in the beginning and 96.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.41ms. Allocated memory is still 184.5MB. Free memory was 95.9MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 375.61ms. Allocated memory was 184.5MB in the beginning and 304.1MB in the end (delta: 119.5MB). Free memory was 93.7MB in the beginning and 258.2MB in the end (delta: -164.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Referee took 277.48ms. Allocated memory is still 304.1MB. Free memory was 258.2MB in the beginning and 217.3MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:54:16,992 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE