This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:51:07,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:07,687 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:51:07,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:07,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:07,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:07,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:07,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:07,732 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:07,732 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:07,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:07,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:07,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:07,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:07,737 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:07,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:07,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:07,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:07,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:51:07,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:07,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:07,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:07,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:07,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:07,750 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:07,750 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:07,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:07,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:07,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:07,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:07,752 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:07,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:07,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:07,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:07,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:07,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:07,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:07,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:51:07,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:51:07,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:07,754 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:07,755 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:07,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:07,755 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:07,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:08,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:08,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:08,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:08,021 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:08,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive/Primes.c [2024-09-21 12:51:09,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:09,596 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:09,596 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Primes.c [2024-09-21 12:51:09,604 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1b0907e5c/5f7cda1d7fbb46acae7ca38dbdb9308a/FLAG5747cb2b3 [2024-09-21 12:51:09,617 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1b0907e5c/5f7cda1d7fbb46acae7ca38dbdb9308a [2024-09-21 12:51:09,622 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:09,623 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:09,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/Primes.yml/witness-2.1.yml [2024-09-21 12:51:09,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:09,680 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:09,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:09,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:09,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:09,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:09" (1/2) ... [2024-09-21 12:51:09,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfc126a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:09, skipping insertion in model container [2024-09-21 12:51:09,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:09" (1/2) ... [2024-09-21 12:51:09,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2aab62be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:09, skipping insertion in model container [2024-09-21 12:51:09,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:09" (2/2) ... [2024-09-21 12:51:09,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfc126a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:09, skipping insertion in model container [2024-09-21 12:51:09,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:09" (2/2) ... [2024-09-21 12:51:09,698 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:09,699 INFO L1541 ArrayList]: Function contract at [L52]: requires null, ensures ((n < 3) || (\result == 0)) [2024-09-21 12:51:09,699 INFO L1541 ArrayList]: Function contract at [L31]: requires null, ensures (((((((long long) m * 2) < ((long long) n + 1)) || (n == m)) || (n == 0)) || (((long long) n + m) < 1)) || (m < 1)) [2024-09-21 12:51:09,699 INFO L1541 ArrayList]: Function contract at [L17]: requires null, ensures ((((2 < \result) || (\result == 0)) || (m < 2)) || (n < 2)) [2024-09-21 12:51:09,721 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:09,872 WARN L248 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] [2024-09-21 12:51:09,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:09,885 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:51:09,933 WARN L248 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] [2024-09-21 12:51:09,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:09,956 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:09,957 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:09 WrapperNode [2024-09-21 12:51:09,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:09,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:09,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:09,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:09,973 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:09,973 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:09,984 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,004 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 [2024-09-21 12:51:10,008 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,009 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,014 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,016 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,018 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,018 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:10,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:10,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:10,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:10,023 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 21.09 12:51:09" (1/1) ... [2024-09-21 12:51:10,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:10,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:10,053 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) [2024-09-21 12:51:10,055 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 [2024-09-21 12:51:10,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:10,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mult [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure multiple_of [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime_ [2024-09-21 12:51:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:10,102 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure mult [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure multiple_of [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime_ [2024-09-21 12:51:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:51:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:10,171 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:10,175 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:10,421 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:10,448 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:10,449 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:10,449 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:10 BoogieIcfgContainer [2024-09-21 12:51:10,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:10,450 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:10,450 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:10,451 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:10,452 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:09" (1/4) ... [2024-09-21 12:51:10,452 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27438f86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:10, skipping insertion in model container [2024-09-21 12:51:10,452 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:09" (2/4) ... [2024-09-21 12:51:10,452 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27438f86 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:10, skipping insertion in model container [2024-09-21 12:51:10,452 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 21.09 12:51:09" (3/4) ... [2024-09-21 12:51:10,453 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27438f86 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:10, skipping insertion in model container [2024-09-21 12:51:10,453 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:10" (4/4) ... [2024-09-21 12:51:10,454 INFO L79 RefereeObserver]: Analyzing ICFG Primes.c [2024-09-21 12:51:10,457 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:10,458 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 12 edges. [2024-09-21 12:51:10,459 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC multiple_ofErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 16 edges. [2024-09-21 12:51:10,459 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC multErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 12 edges. [2024-09-21 12:51:10,459 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC is_primeErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:51:10,460 INFO L131 InvariantChecker]: Will check 4 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:10,532 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 12 edges [2024-09-21 12:51:10,537 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:10,537 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:10,538 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:10,542 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:10,544 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,594 INFO L101 BaseMinimizeStates]: Removed 23 edges and 10 locations by large block encoding [2024-09-21 12:51:10,596 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,596 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:10,596 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:10,597 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:10,605 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:10,630 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:10,649 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 16 edges [2024-09-21 12:51:10,649 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:10,649 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:10,649 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:10,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:10,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,675 INFO L101 BaseMinimizeStates]: Removed 30 edges and 11 locations by large block encoding [2024-09-21 12:51:10,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,676 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:10,676 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:10,676 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:10,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:10,687 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location multiple_ofErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:10,703 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 12 edges [2024-09-21 12:51:10,703 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:10,703 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:10,703 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:10,704 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:10,704 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,722 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-21 12:51:10,723 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,723 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:10,723 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:10,723 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:10,727 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:10,754 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:51:10,755 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:10,756 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:10,756 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:10,757 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:10,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,759 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:51:10,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:10,760 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:10,760 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:10,760 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:10,761 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:10,778 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 12:51:10,779 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27438f86 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:51:10, skipping insertion in model container [2024-09-21 12:51:10,779 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:51:10,781 INFO L158 Benchmark]: Toolchain (without parser) took 1099.92ms. Allocated memory is still 161.5MB. Free memory was 113.7MB in the beginning and 44.5MB in the end (delta: 69.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-09-21 12:51:10,781 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:10,781 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:10,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.55ms. Allocated memory is still 161.5MB. Free memory was 113.7MB in the beginning and 99.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:10,783 INFO L158 Benchmark]: Boogie Preprocessor took 62.73ms. Allocated memory is still 161.5MB. Free memory was 99.5MB in the beginning and 97.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:10,783 INFO L158 Benchmark]: RCFGBuilder took 427.60ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 80.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-21 12:51:10,784 INFO L158 Benchmark]: Referee took 329.32ms. Allocated memory is still 161.5MB. Free memory was 80.2MB in the beginning and 44.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:10,786 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 mult to exit of procedure mult. One counterexample starts in \old(m)=2, \old(n)=3 and ends in \old(m)=2, \old(n)=3, \result=2, m=2, n=3. Annotation is not valid for all loop-free paths from entry of procedure is_prime to exit of procedure is_prime. One counterexample starts in \old(n)=3 and ends in \old(n)=3, \result=-1, n=3. Annotation is valid for all loop-free paths from entry of procedure main to check that a call to reach_error is unreachable at line 98. Annotation is valid for all loop-free paths from entry of procedure multiple_of to exit of procedure multiple_of. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.55ms. Allocated memory is still 161.5MB. Free memory was 113.7MB in the beginning and 99.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.73ms. Allocated memory is still 161.5MB. Free memory was 99.5MB in the beginning and 97.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 427.60ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 80.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 329.32ms. Allocated memory is still 161.5MB. Free memory was 80.2MB in the beginning and 44.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 12:51:10,837 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...