This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:08:24,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:08:24,332 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:08:24,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:08:24,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:08:24,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:08:24,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:08:24,376 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:08:24,376 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:08:24,377 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:08:24,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:08:24,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:08:24,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:08:24,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:08:24,381 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:08:24,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:08:24,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:08:24,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:08:24,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:08:24,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:08:24,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:08:24,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:08:24,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:08:24,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:08:24,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:08:24,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:08:24,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:08:24,389 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:08:24,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:08:24,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:08:24,389 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:08:24,389 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:08:24,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:08:24,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:08:24,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:08:24,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:08:24,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:08:24,391 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:08:24,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:08:24,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:08:24,393 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:08:24,393 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:08:24,393 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:08:24,394 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:08:24,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:08:24,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:08:24,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:08:24,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:08:24,725 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:08:24,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/array-1.c [2024-09-20 20:08:26,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:08:26,298 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:08:26,299 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/array-1.c [2024-09-20 20:08:26,305 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a7e4b0b36/89130f0188e64a69bb433a4bd11dc235/FLAG9497edc1b [2024-09-20 20:08:26,700 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a7e4b0b36/89130f0188e64a69bb433a4bd11dc235 [2024-09-20 20:08:26,702 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:08:26,703 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:08:26,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/array-1.yml/witness-2.1.yml [2024-09-20 20:08:26,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:08:26,748 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:08:26,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:08:26,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:08:26,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:08:26,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:08:26" (1/2) ... [2024-09-20 20:08:26,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4cc41d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:26, skipping insertion in model container [2024-09-20 20:08:26,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:08:26" (1/2) ... [2024-09-20 20:08:26,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@690eb5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:26, skipping insertion in model container [2024-09-20 20:08:26,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:26" (2/2) ... [2024-09-20 20:08:26,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4cc41d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:08:26, skipping insertion in model container [2024-09-20 20:08:26,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:26" (2/2) ... [2024-09-20 20:08:26,766 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:08:26,766 INFO L1541 ArrayList]: Loop invariant at [L21-L26] (((j == 1) && (SIZE == 1)) || ((j == 0) && (SIZE == 1))) [2024-09-20 20:08:26,767 INFO L1541 ArrayList]: Function contract at [L5]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:08:26,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:08:26,916 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/loops/array-1.c[319,332] [2024-09-20 20:08:26,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:08:26,939 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:08:27,001 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/loops/array-1.c[319,332] Start Parsing Local [2024-09-20 20:08:27,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:08:27,066 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:08:27,067 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:08:27 WrapperNode [2024-09-20 20:08:27,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:08:27,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:08:27,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:08:27,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:08:27,083 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,083 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,089 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,101 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 20:08:27,102 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,102 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,108 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,112 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,116 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,117 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:08:27,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:08:27,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:08:27,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:08:27,121 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 20.09 08:08:27" (1/1) ... [2024-09-20 20:08:27,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:08:27,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:08:27,151 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) [2024-09-20 20:08:27,155 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 [2024-09-20 20:08:27,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:08:27,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:08:27,201 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:08:27,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:08:27,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:08:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:08:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:08:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:08:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:08:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:08:27,270 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:08:27,276 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:08:27,386 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:08:27,399 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:08:27,424 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:08:27,424 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:08:27,425 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:08:27 BoogieIcfgContainer [2024-09-20 20:08:27,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:08:27,425 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:08:27,426 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:08:27,426 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:08:27,427 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:08:26" (1/4) ... [2024-09-20 20:08:27,427 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71774754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:08:27, skipping insertion in model container [2024-09-20 20:08:27,427 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:26" (2/4) ... [2024-09-20 20:08:27,427 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71774754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:08:27, skipping insertion in model container [2024-09-20 20:08:27,428 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 20.09 08:08:27" (3/4) ... [2024-09-20 20:08:27,428 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71774754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:08:27, skipping insertion in model container [2024-09-20 20:08:27,428 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:08:27" (4/4) ... [2024-09-20 20:08:27,429 INFO L79 RefereeObserver]: Analyzing ICFG array-1.c [2024-09-20 20:08:27,434 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:08:27,435 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L21-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:08:27,435 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 20:08:27,435 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L21-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:08:27,435 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:08:27,435 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:08:27,435 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 20:08:27,471 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-20 20:08:27,472 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:27,472 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:27,472 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:27,473 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:27,474 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,524 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-20 20:08:27,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,525 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:27,525 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:27,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:27,540 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:27,563 INFO L520 InvariantChecker]: The annotation(s) from loop head L21-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:27,582 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:08:27,582 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:27,582 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:27,583 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:27,583 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:27,583 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,590 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:08:27,590 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,591 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:27,591 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:27,591 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:27,591 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:27,605 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:27,616 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:08:27,616 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:27,617 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:27,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:27,617 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:27,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,627 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-20 20:08:27,628 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,628 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:27,628 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:27,629 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:27,631 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:27,653 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:08:27,655 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:27,656 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:27,656 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:27,656 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:27,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,659 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:08:27,659 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,660 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:27,660 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:27,660 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:27,661 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:27,662 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:08:27,671 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:08:27,671 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:27,671 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:27,672 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:27,672 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:27,672 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,675 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:08:27,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:27,676 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:27,676 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:27,676 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:27,676 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:27,678 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:08:27,685 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-20 20:08:27,686 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71774754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:08:27, skipping insertion in model container [2024-09-20 20:08:27,686 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:08:27,688 INFO L158 Benchmark]: Toolchain (without parser) took 938.94ms. Allocated memory is still 172.0MB. Free memory was 113.7MB in the beginning and 106.2MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-20 20:08:27,688 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:08:27,689 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:08:27,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.86ms. Allocated memory is still 172.0MB. Free memory was 113.7MB in the beginning and 140.5MB in the end (delta: -26.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-20 20:08:27,690 INFO L158 Benchmark]: Boogie Preprocessor took 50.45ms. Allocated memory is still 172.0MB. Free memory was 139.7MB in the beginning and 137.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:08:27,691 INFO L158 Benchmark]: RCFGBuilder took 305.57ms. Allocated memory is still 172.0MB. Free memory was 137.6MB in the beginning and 125.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-20 20:08:27,692 INFO L158 Benchmark]: Referee took 260.88ms. Allocated memory is still 172.0MB. Free memory was 125.8MB in the beginning and 106.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-20 20:08:27,695 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 loop head at line 21 to check that procedure precondition always holds at line 28. One counterexample starts in array={2:3}, j=1, menor=1, SIZE=1 and ends in array={2:3}, j=1, menor=1, SIZE=1. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 7. Annotation is valid for all loop-free paths from loop head at line 21 to loop head at line 21. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 21. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.86ms. Allocated memory is still 172.0MB. Free memory was 113.7MB in the beginning and 140.5MB in the end (delta: -26.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.45ms. Allocated memory is still 172.0MB. Free memory was 139.7MB in the beginning and 137.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.57ms. Allocated memory is still 172.0MB. Free memory was 137.6MB in the beginning and 125.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 260.88ms. Allocated memory is still 172.0MB. Free memory was 125.8MB in the beginning and 106.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-20 20:08:27,727 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...