This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:12:17,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:12:17,577 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:12:17,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:12:17,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:12:17,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:12:17,608 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:12:17,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:12:17,609 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:12:17,610 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:12:17,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:12:17,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:12:17,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:12:17,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:12:17,613 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:12:17,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:12:17,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:12:17,614 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:12:17,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:12:17,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:12:17,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:12:17,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:12:17,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:12:17,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:12:17,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:12:17,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:12:17,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:12:17,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:12:17,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:12:17,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:17,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:12:17,619 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:12:17,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:12:17,620 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:12:17,620 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:12:17,620 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:12:17,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:12:17,620 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:12:17,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:12:17,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:12:17,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:12:17,853 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:12:17,857 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:12:17,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i [2024-09-21 19:12:19,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:12:19,250 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:12:19,251 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i [2024-09-21 19:12:19,257 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f1ce8d09d/fdff0a7e6fdd4bcc8bd13a0622a22dd3/FLAGc11733728 [2024-09-21 19:12:19,267 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f1ce8d09d/fdff0a7e6fdd4bcc8bd13a0622a22dd3 [2024-09-21 19:12:19,269 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:12:19,271 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:12:19,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_1-1.yml/output/witness-2.1.yml [2024-09-21 19:12:19,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:12:19,313 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:12:19,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:19,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:12:19,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:12:19,320 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:19" (1/2) ... [2024-09-21 19:12:19,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa9837c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:19" (1/2) ... [2024-09-21 19:12:19,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a9c8f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,324 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 07:12:19" (2/2) ... [2024-09-21 19:12:19,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa9837c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,325 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 07:12:19" (2/2) ... [2024-09-21 19:12:19,333 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:12:19,333 INFO L1541 ArrayList]: Function contract at [L90]: requires 1, ensures 1 [2024-09-21 19:12:19,333 INFO L1541 ArrayList]: Function contract at [L49]: requires 1, ensures 1 [2024-09-21 19:12:19,334 INFO L1541 ArrayList]: Function contract at [L17]: requires 1, ensures 1 [2024-09-21 19:12:19,334 INFO L1541 ArrayList]: Function contract at [L73]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:12:19,334 INFO L1541 ArrayList]: Function contract at [L32]: requires 1, ensures 1 [2024-09-21 19:12:19,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:12:19,504 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/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i[1692,1705] [2024-09-21 19:12:19,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:19,527 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:12:19,553 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/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i[1692,1705] Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:12:19,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:19,573 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:12:19,574 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:19 WrapperNode [2024-09-21 19:12:19,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:19,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:12:19,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:12:19,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:12:19,585 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,585 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,590 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,599 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure reach_error is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 19:12:19,600 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,600 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,605 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,606 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,607 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,608 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:12:19,610 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:12:19,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:12:19,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:12:19,611 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 07:12:19" (1/1) ... [2024-09-21 19:12:19,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:19,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:12:19,636 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 19:12:19,638 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 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_36_to_40_0 [2024-09-21 19:12:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_32_to_33_0 [2024-09-21 19:12:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_36_to_40_0 [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:12:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_32_to_33_0 [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:12:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:12:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:12:19,736 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:12:19,738 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:12:19,742 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:19,759 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:19,801 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:19,829 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:19,834 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:19,868 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:12:19,891 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:12:19,891 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 19:12:19,891 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:12:19 BoogieIcfgContainer [2024-09-21 19:12:19,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:12:19,892 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:12:19,892 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:12:19,893 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:12:19,893 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:12:19" (1/4) ... [2024-09-21 19:12:19,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@d571ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,894 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 07:12:19" (2/4) ... [2024-09-21 19:12:19,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@d571ea2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,894 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 07:12:19" (3/4) ... [2024-09-21 19:12:19,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@d571ea2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:12:19, skipping insertion in model container [2024-09-21 19:12:19,894 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 07:12:19" (4/4) ... [2024-09-21 19:12:19,896 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_1-1.i [2024-09-21 19:12:19,899 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 19:12:19,899 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_32_to_33_0ENTRY to ERROR_LOC func_to_recursive_line_32_to_33_0Err0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:12:19,899 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY reach_errorENTRY to ERROR_LOC reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_36_to_40_0ENTRY to ERROR_LOC func_to_recursive_line_36_to_40_0Err3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 12 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_32_to_33_0ENTRY to ERROR_LOC func_to_recursive_line_32_to_33_0Err1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_36_to_40_0ENTRY to ERROR_LOC func_to_recursive_line_36_to_40_0Err2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_36_to_40_0ENTRY to ERROR_LOC func_to_recursive_line_36_to_40_0Err1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_36_to_40_0ENTRY to ERROR_LOC func_to_recursive_line_36_to_40_0Err0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:19,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:19,901 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 19:12:19,901 INFO L131 InvariantChecker]: Will check 13 loop-free subgraphs from procedure entry to error location [2024-09-21 19:12:19,933 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:19,934 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:19,934 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:19,935 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:19,936 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:19,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:19,951 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:19,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:19,955 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:19,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:19,955 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:19,956 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:19,971 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_32_to_33_0ENTRY to error location func_to_recursive_line_32_to_33_0Err0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:19,987 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 19:12:19,987 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:19,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:19,987 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:19,987 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:19,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:19,992 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 19:12:19,992 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:19,992 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:19,992 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:19,992 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:19,992 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:19,997 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,008 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 19:12:20,008 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,008 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,008 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,009 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,009 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,010 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 19:12:20,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,010 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,010 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,011 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,014 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,016 INFO L520 InvariantChecker]: The annotation(s) from entry reach_errorENTRY to error location reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:20,037 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-21 19:12:20,038 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,038 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,038 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,038 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,038 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,050 INFO L101 BaseMinimizeStates]: Removed 22 edges and 9 locations by large block encoding [2024-09-21 19:12:20,050 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,051 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,051 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,051 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,052 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,053 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_36_to_40_0ENTRY to error location func_to_recursive_line_36_to_40_0Err3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:20,059 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:20,060 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,060 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,060 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,060 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,060 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,067 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:12:20,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,067 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,067 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,067 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,069 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_32_to_33_0ENTRY to error location func_to_recursive_line_32_to_33_0Err1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:20,077 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 10 edges [2024-09-21 19:12:20,077 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,078 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,078 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,078 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,078 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,091 INFO L101 BaseMinimizeStates]: Removed 19 edges and 8 locations by large block encoding [2024-09-21 19:12:20,092 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,092 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,092 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,092 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,093 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,098 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_36_to_40_0ENTRY to error location func_to_recursive_line_36_to_40_0Err2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,104 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:20,105 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,106 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,106 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,106 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,106 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,108 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:20,109 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,109 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,109 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,109 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,110 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,113 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,123 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 19:12:20,125 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,125 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,125 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,126 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,126 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,129 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 19:12:20,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,129 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,129 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,129 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,130 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,131 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_36_to_40_0ENTRY to error location func_to_recursive_line_36_to_40_0Err1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,145 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 19:12:20,148 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,148 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,148 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,149 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,149 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,156 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 19:12:20,157 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,157 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,157 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,158 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,158 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,160 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:20,164 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:20,165 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,165 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,165 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,165 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,166 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:20,166 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,166 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,166 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,166 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,166 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,168 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,173 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 19:12:20,174 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,174 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,174 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,175 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,175 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,179 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 19:12:20,182 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,182 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,182 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,182 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,183 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,184 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_36_to_40_0ENTRY to error location func_to_recursive_line_36_to_40_0Err0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:20,188 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:20,188 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,190 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:12:20,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,190 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,190 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,191 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,191 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:20,195 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:20,195 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:20,196 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:20,196 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:20,196 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:20,196 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,197 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:20,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:20,197 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:20,197 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:20,197 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:20,197 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:20,209 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:12:20,210 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@d571ea2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,210 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:12:20,212 INFO L158 Benchmark]: Toolchain (without parser) took 898.34ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 57.4MB in the beginning and 115.0MB in the end (delta: -57.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-09-21 19:12:20,212 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:20,213 INFO L158 Benchmark]: Witness Parser took 0.55ms. Allocated memory is still 130.0MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:20,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.18ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 57.3MB in the beginning and 120.2MB in the end (delta: -63.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-09-21 19:12:20,214 INFO L158 Benchmark]: Boogie Preprocessor took 34.37ms. Allocated memory is still 157.3MB. Free memory was 120.2MB in the beginning and 117.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:12:20,214 INFO L158 Benchmark]: RCFGBuilder took 281.76ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 102.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:12:20,215 INFO L158 Benchmark]: Referee took 318.21ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 115.0MB in the end (delta: -12.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2024-09-21 19:12:20,217 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 __VERIFIER_assert to check that a call to reach_error is unreachable at line 36. One counterexample starts in \old(cond)=0 and ends in \old(cond)=0, cond=0. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 96. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 100. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_32_to_33_0 to exit of procedure func_to_recursive_line_32_to_33_0. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_36_to_40_0 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from entry of procedure main to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_32_to_33_0 to check that procedure precondition always holds at line 83. 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 reach_error to exit of procedure reach_error. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_36_to_40_0 to exit of procedure func_to_recursive_line_36_to_40_0. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_36_to_40_0 to check that procedure precondition always holds at line 61. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_36_to_40_0 to check that procedure precondition always holds at line 66. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.55ms. Allocated memory is still 130.0MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.18ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 57.3MB in the beginning and 120.2MB in the end (delta: -63.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.37ms. Allocated memory is still 157.3MB. Free memory was 120.2MB in the beginning and 117.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 281.76ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 102.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 318.21ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 115.0MB in the end (delta: -12.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:12:20,242 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...