This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:11:07,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:11:07,334 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:11:07,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:11:07,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:11:07,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:11:07,361 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:11:07,362 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:11:07,362 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:11:07,363 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:11:07,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:11:07,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:11:07,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:11:07,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:11:07,366 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:11:07,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:11:07,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:11:07,367 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:11:07,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:11:07,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:11:07,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:11:07,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:11:07,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:11:07,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:11:07,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:11:07,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:11:07,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:11:07,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:11:07,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:11:07,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:11:07,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:11:07,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:11:07,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:11:07,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:11:07,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:11:07,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:11:07,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:11:07,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:11:07,614 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:11:07,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive/Addition01-2.c [2024-09-13 10:11:08,831 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:11:08,976 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:11:08,979 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Addition01-2.c [2024-09-13 10:11:08,989 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/69868d7f1/83659193060843bcb606f817837fe88e/FLAG43387c690 [2024-09-13 10:11:09,030 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/69868d7f1/83659193060843bcb606f817837fe88e [2024-09-13 10:11:09,031 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:11:09,032 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:11:09,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/Addition01-2.yml/witness-2.1.yml [2024-09-13 10:11:09,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:11:09,071 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:11:09,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:11:09,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:11:09,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:11:09,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:11:09" (1/2) ... [2024-09-13 10:11:09,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643feda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:11:09" (1/2) ... [2024-09-13 10:11:09,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1268a82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:11:09" (2/2) ... [2024-09-13 10:11:09,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643feda and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:11:09" (2/2) ... [2024-09-13 10:11:09,084 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:11:09,086 INFO L1541 ArrayList]: Function contract at [L15]: requires null, ensures (((\old(n) < 0) || (\result == (\old(n) + \old(m)))) || ((\old(n) == 0) && (\old(m) == \result))) [2024-09-13 10:11:09,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:11:09,226 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/Addition01-2.c[1126,1139] [2024-09-13 10:11:09,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:11:09,239 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-13 10:11:09,269 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/Addition01-2.c[1126,1139] [2024-09-13 10:11:09,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:11:09,280 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:11:09,282 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:11:09 WrapperNode [2024-09-13 10:11:09,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:11:09,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:11:09,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:11:09,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:11:09,297 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,297 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,301 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,307 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure addition is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:11:09,307 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,307 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,309 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,310 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,311 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,311 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:11:09,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:11:09,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:11:09,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:11:09,313 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 13.09 10:11:09" (1/1) ... [2024-09-13 10:11:09,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:11:09,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:11:09,336 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) [2024-09-13 10:11:09,338 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 [2024-09-13 10:11:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:11:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:11:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:11:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2024-09-13 10:11:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2024-09-13 10:11:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:11:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:11:09,419 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:11:09,421 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:11:09,522 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:11:09,537 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:11:09,537 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-13 10:11:09,537 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:11:09 BoogieIcfgContainer [2024-09-13 10:11:09,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:11:09,538 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:11:09,538 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:11:09,538 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:11:09,538 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:11:09" (1/4) ... [2024-09-13 10:11:09,539 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7471f613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,539 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:11:09" (2/4) ... [2024-09-13 10:11:09,539 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7471f613 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,539 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 13.09 10:11:09" (3/4) ... [2024-09-13 10:11:09,542 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7471f613 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,542 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:11:09" (4/4) ... [2024-09-13 10:11:09,543 INFO L79 RefereeObserver]: Analyzing ICFG Addition01-2.c [2024-09-13 10:11:09,545 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-13 10:11:09,546 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 7 edges. [2024-09-13 10:11:09,547 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC additionErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 12 edges. [2024-09-13 10:11:09,547 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-09-13 10:11:09,579 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:11:09,580 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:11:09,580 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:11:09,580 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:11:09,583 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:11:09,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:11:09,613 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:11:09,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:11:09,619 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:11:09,620 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:11:09,620 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:11:09,620 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:11:09,635 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:11:09,652 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 12 edges [2024-09-13 10:11:09,652 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:11:09,652 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:11:09,655 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:11:09,656 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:11:09,656 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:11:09,674 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-13 10:11:09,674 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:11:09,674 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:11:09,675 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:11:09,675 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:11:09,682 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:11:09,688 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location additionErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:11:09,691 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:11:09,692 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7471f613 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:11:09, skipping insertion in model container [2024-09-13 10:11:09,692 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:11:09,694 INFO L158 Benchmark]: Toolchain (without parser) took 621.94ms. Allocated memory is still 167.8MB. Free memory was 136.7MB in the beginning and 94.7MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-13 10:11:09,695 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory was 142.7MB in the beginning and 142.4MB in the end (delta: 294.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:11:09,695 INFO L158 Benchmark]: Witness Parser took 0.86ms. Allocated memory is still 167.8MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:11:09,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.63ms. Allocated memory is still 167.8MB. Free memory was 136.1MB in the beginning and 123.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:11:09,697 INFO L158 Benchmark]: Boogie Preprocessor took 29.31ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 121.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:11:09,697 INFO L158 Benchmark]: RCFGBuilder took 224.53ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 108.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:11:09,698 INFO L158 Benchmark]: Referee took 154.71ms. Allocated memory is still 167.8MB. Free memory was 108.8MB in the beginning and 94.7MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:11:09,700 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 addition to exit of procedure addition. 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 45. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory was 142.7MB in the beginning and 142.4MB in the end (delta: 294.0kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.86ms. Allocated memory is still 167.8MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.63ms. Allocated memory is still 167.8MB. Free memory was 136.1MB in the beginning and 123.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.31ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 121.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 224.53ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 108.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 154.71ms. Allocated memory is still 167.8MB. Free memory was 108.8MB in the beginning and 94.7MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:11:09,724 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...