This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:51:05,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:05,865 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:51:05,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:05,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:05,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:05,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:05,895 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:05,895 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:05,896 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:05,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:05,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:05,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:05,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:05,898 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:05,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:05,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:05,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:05,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:51:05,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:05,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:05,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:05,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:05,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:05,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:05,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:05,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:05,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:05,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:05,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:05,903 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:05,903 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:05,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:51:05,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:51:05,905 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:05,905 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:05,906 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:05,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:05,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:06,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:06,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:06,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:06,122 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:06,123 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:06,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/McCarthy91-2.yml/witness-2.1.yml [2024-09-21 12:51:06,183 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:06,183 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:06,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive/McCarthy91-2.c [2024-09-21 12:51:07,323 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:07,480 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:07,480 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/McCarthy91-2.c [2024-09-21 12:51:07,486 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/130f79d87/369e0a730dd142b3bf27ad7e25030e8b/FLAG7333e3fd0 [2024-09-21 12:51:07,902 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/130f79d87/369e0a730dd142b3bf27ad7e25030e8b [2024-09-21 12:51:07,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:07,904 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:07,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:07,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:07,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:07,913 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 12:51:06" (1/2) ... [2024-09-21 12:51:07,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313265a5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:07, skipping insertion in model container [2024-09-21 12:51:07,914 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 12:51:06" (1/2) ... [2024-09-21 12:51:07,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@505bcc7e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:07, skipping insertion in model container [2024-09-21 12:51:07,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:07" (2/2) ... [2024-09-21 12:51:07,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313265a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:07, skipping insertion in model container [2024-09-21 12:51:07,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:07" (2/2) ... [2024-09-21 12:51:07,920 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:07,920 INFO L1541 ArrayList]: Function contract at [L17]: requires null, ensures (((\result == 91) && (x <= 100)) || ((91 <= \result) && (x == ((long long) \result + 10)))) [2024-09-21 12:51:07,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:08,074 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/McCarthy91-2.c[749,762] [2024-09-21 12:51:08,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:08,087 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-21 12:51:08,120 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/McCarthy91-2.c[749,762] [2024-09-21 12:51:08,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:08,134 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:08,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08 WrapperNode [2024-09-21 12:51:08,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:08,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:08,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:08,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:08,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,149 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,159 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure f91 is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:51:08,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:08,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:08,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:08,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:08,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (1/1) ... [2024-09-21 12:51:08,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:08,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:08,196 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 12:51:08,198 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 12:51:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure f91 [2024-09-21 12:51:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:51:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure f91 [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:51:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:08,294 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:08,296 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:08,388 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:08,406 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:08,406 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:08,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:08 BoogieIcfgContainer [2024-09-21 12:51:08,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:08,407 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:08,407 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:08,408 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:08,408 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 12:51:06" (1/4) ... [2024-09-21 12:51:08,408 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7c40b3d5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:08, skipping insertion in model container [2024-09-21 12:51:08,409 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:07" (2/4) ... [2024-09-21 12:51:08,409 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7c40b3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:08, skipping insertion in model container [2024-09-21 12:51:08,409 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:08" (3/4) ... [2024-09-21 12:51:08,409 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7c40b3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:08, skipping insertion in model container [2024-09-21 12:51:08,409 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:08" (4/4) ... [2024-09-21 12:51:08,410 INFO L79 RefereeObserver]: Analyzing ICFG McCarthy91-2.c [2024-09-21 12:51:08,413 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:08,413 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-09-21 12:51:08,413 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC f91Err0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:51:08,413 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:08,443 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:51:08,443 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:08,444 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:08,444 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:08,445 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:08,447 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:08,464 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:51:08,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:08,465 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:08,465 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:08,465 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:08,466 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:08,479 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:08,494 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-21 12:51:08,498 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:08,498 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:08,498 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:08,498 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:08,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:08,515 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-21 12:51:08,515 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:08,515 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:08,516 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:08,516 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:08,522 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:08,525 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location f91Err0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:08,527 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:51:08,527 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7c40b3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:51:08, skipping insertion in model container [2024-09-21 12:51:08,527 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:51:08,529 INFO L158 Benchmark]: Toolchain (without parser) took 624.47ms. Allocated memory is still 163.6MB. Free memory was 95.2MB in the beginning and 106.1MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:08,529 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 129.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:08,529 INFO L158 Benchmark]: CDTParser took 0.06ms. Allocated memory is still 163.6MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:08,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.40ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 129.7MB in the end (delta: -34.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:51:08,530 INFO L158 Benchmark]: Boogie Preprocessor took 31.12ms. Allocated memory is still 163.6MB. Free memory was 129.7MB in the beginning and 128.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:08,531 INFO L158 Benchmark]: RCFGBuilder took 239.64ms. Allocated memory is still 163.6MB. Free memory was 128.2MB in the beginning and 116.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:51:08,531 INFO L158 Benchmark]: Referee took 120.21ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 106.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:51:08,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. 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 32. Annotation is valid for all loop-free paths from entry of procedure f91 to exit of procedure f91. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 129.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.06ms. Allocated memory is still 163.6MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.40ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 129.7MB in the end (delta: -34.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.12ms. Allocated memory is still 163.6MB. Free memory was 129.7MB in the beginning and 128.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 239.64ms. Allocated memory is still 163.6MB. Free memory was 128.2MB in the beginning and 116.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 120.21ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 106.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:51:08,561 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...