This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:12:26,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:12:26,677 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:12:26,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:12:26,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:12:26,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:12:26,714 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:12:26,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:12:26,715 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:12:26,715 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:12:26,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:12:26,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:12:26,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:12:26,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:12:26,720 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:12:26,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:12:26,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:12:26,721 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:12:26,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:12:26,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:12:26,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:12:26,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:12:26,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:12:26,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:12:26,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:12:26,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:12:26,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:12:26,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:12:26,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:12:26,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:12:26,725 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:12:26,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:12:26,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:12:26,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:26,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:12:26,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:12:26,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:12:26,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:12:26,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:12:26,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:12:26,728 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:12:26,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:12:26,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:12:26,729 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:12:26,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:12:26,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:12:26,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:12:26,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:12:26,990 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:12:26,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_6.c [2024-09-21 19:12:28,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:12:28,559 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:12:28,560 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_6.c [2024-09-21 19:12:28,568 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3fbba1abf/f1320f4308e44953bd95573d00d8579c/FLAGc04d70e38 [2024-09-21 19:12:28,591 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3fbba1abf/f1320f4308e44953bd95573d00d8579c [2024-09-21 19:12:28,610 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:12:28,614 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:12:28,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/recursified_nested_6.yml/output/witness-2.1.yml [2024-09-21 19:12:28,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:12:28,670 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:12:28,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:28,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:12:28,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:12:28,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:28" (1/2) ... [2024-09-21 19:12:28,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49475f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:28, skipping insertion in model container [2024-09-21 19:12:28,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:28" (1/2) ... [2024-09-21 19:12:28,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40273bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:28, skipping insertion in model container [2024-09-21 19:12:28,680 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 07:12:28" (2/2) ... [2024-09-21 19:12:28,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49475f68 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:28, skipping insertion in model container [2024-09-21 19:12:28,681 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 07:12:28" (2/2) ... [2024-09-21 19:12:28,693 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:12:28,694 INFO L1541 ArrayList]: Loop invariant at [L114-L123] b == (4) || b == (0) || b == (5) || b == (2) || b == (3) || b == (1) || b == (6) [2024-09-21 19:12:28,695 INFO L1541 ArrayList]: Loop invariant at [L109-L128] (a == (1) && b == (6)) || a == (0) || (a == (2) && b == (6)) || (a == (6) && b == (6)) || (a == (4) && b == (6)) || (a == (3) && b == (6)) || (a == (5) && b == (6)) [2024-09-21 19:12:28,695 INFO L1541 ArrayList]: Function contract at [L99]: requires 1, ensures 1 [2024-09-21 19:12:28,695 INFO L1541 ArrayList]: Function contract at [L79]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:12:28,695 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures 1 [2024-09-21 19:12:28,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:12:28,874 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-simple/recursified_nested_6.c[2667,2680] [2024-09-21 19:12:28,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:28,894 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-21 19:12:28,954 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-simple/recursified_nested_6.c[2667,2680] [2024-09-21 19:12:28,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:28,971 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:12:28,972 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:28 WrapperNode [2024-09-21 19:12:28,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:28,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:12:28,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:12:28,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:12:28,987 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 07:12:28" (1/1) ... [2024-09-21 19:12:28,987 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 07:12:28" (1/1) ... [2024-09-21 19:12:28,996 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,014 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 19:12:29,014 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,015 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,022 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,028 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,030 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,031 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:12:29,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:12:29,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:12:29,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:12:29,037 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 07:12:28" (1/1) ... [2024-09-21 19:12:29,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:29,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:12:29,065 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 19:12:29,067 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 19:12:29,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_28_to_28_0 [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_27_to_28_0 [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_26_to_27_0 [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_26_0 [2024-09-21 19:12:29,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:12:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:12:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:12:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:12:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_28_to_28_0 [2024-09-21 19:12:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:12:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:12:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_27_to_28_0 [2024-09-21 19:12:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_26_to_27_0 [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_26_0 [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:12:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:12:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:12:29,190 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:12:29,193 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:12:29,196 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:29,251 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:29,363 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:29,407 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:12:29,438 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:12:29,438 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-21 19:12:29,439 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:12:29 BoogieIcfgContainer [2024-09-21 19:12:29,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:12:29,440 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:12:29,440 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:12:29,440 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:12:29,441 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:12:28" (1/4) ... [2024-09-21 19:12:29,441 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79b297e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:12:29, skipping insertion in model container [2024-09-21 19:12:29,441 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 07:12:28" (2/4) ... [2024-09-21 19:12:29,442 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79b297e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:12:29, skipping insertion in model container [2024-09-21 19:12:29,442 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 07:12:28" (3/4) ... [2024-09-21 19:12:29,442 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79b297e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:12:29, skipping insertion in model container [2024-09-21 19:12:29,442 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 07:12:29" (4/4) ... [2024-09-21 19:12:29,444 INFO L79 RefereeObserver]: Analyzing ICFG recursified_nested_6.c [2024-09-21 19:12:29,447 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 19:12:29,448 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L109-3 to ERROR_LOC mainErr4ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 20 edges. [2024-09-21 19:12:29,448 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L114-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:12:29,448 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L109-3 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-21 19:12:29,448 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_25_to_26_0ENTRY to ERROR_LOC func_to_recursive_line_25_to_26_0Err0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:29,449 INFO L373 InvariantChecker]: Will check inductivity from ENTRY reach_errorENTRY to ERROR_LOC reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:12:29,449 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 19:12:29,449 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L114-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 19:12:29,449 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 19:12:29,450 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_25_to_26_0ENTRY to ERROR_LOC func_to_recursive_line_25_to_26_0Err1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 19:12:29,450 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L109-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 19:12:29,450 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L114-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 19:12:29,450 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 4 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 19:12:29,512 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 20 edges [2024-09-21 19:12:29,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:29,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:29,514 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:29,514 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:29,516 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:29,911 INFO L101 BaseMinimizeStates]: Removed 241 edges and 13 locations by large block encoding [2024-09-21 19:12:29,913 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:29,913 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:29,913 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:29,914 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:29,936 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:29,952 INFO L520 InvariantChecker]: The annotation(s) from loop head L109-3 to error location mainErr4ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:29,966 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:29,966 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:29,967 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:29,967 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:29,967 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:29,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:29,970 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:29,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:29,970 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:29,971 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:29,971 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:29,971 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:29,973 INFO L520 InvariantChecker]: The annotation(s) from loop head L114-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:29,990 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 17 edges [2024-09-21 19:12:29,990 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:29,991 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:29,991 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:29,991 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:29,992 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,154 INFO L101 BaseMinimizeStates]: Removed 141 edges and 11 locations by large block encoding [2024-09-21 19:12:30,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,206 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,252 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 19:12:30,252 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,252 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,253 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,253 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,253 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,258 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 19:12:30,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,258 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,258 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,261 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,261 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,265 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_25_to_26_0ENTRY to error location func_to_recursive_line_25_to_26_0Err0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:30,278 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:30,278 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,279 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,279 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,279 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,280 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:30,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,281 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,281 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,281 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,283 INFO L520 InvariantChecker]: The annotation(s) from entry reach_errorENTRY to error location reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:30,297 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:30,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,297 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,298 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,299 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:30,300 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,300 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,300 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,300 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,301 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,303 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:12:30,312 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:30,312 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,313 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,313 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,313 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,317 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-21 19:12:30,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,318 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,318 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,320 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,340 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:30,341 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,341 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,341 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,341 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,341 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,341 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:30,342 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,342 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,342 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,342 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,342 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,344 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:30,356 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-21 19:12:30,356 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,357 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,357 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,357 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,357 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,362 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-21 19:12:30,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,362 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,362 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,362 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,363 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,364 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_25_to_26_0ENTRY to error location func_to_recursive_line_25_to_26_0Err1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:30,375 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:30,376 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,376 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,376 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,376 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,376 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,378 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:30,378 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,378 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,378 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,378 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,378 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,379 INFO L520 InvariantChecker]: The annotation(s) from loop head L109-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:12:30,389 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 19:12:30,390 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:30,390 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:30,390 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:30,390 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:30,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,394 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 19:12:30,394 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:30,394 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:30,394 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:30,394 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:30,394 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:30,398 INFO L520 InvariantChecker]: The annotation(s) from loop head L114-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:12:30,411 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:12:30,411 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79b297e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:12:30, skipping insertion in model container [2024-09-21 19:12:30,411 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:12:30,414 INFO L158 Benchmark]: Toolchain (without parser) took 1742.62ms. Allocated memory was 167.8MB in the beginning and 234.9MB in the end (delta: 67.1MB). Free memory was 135.5MB in the beginning and 161.7MB in the end (delta: -26.2MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2024-09-21 19:12:30,415 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:30,415 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 137.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:30,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.76ms. Allocated memory is still 167.8MB. Free memory was 135.5MB in the beginning and 121.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:12:30,416 INFO L158 Benchmark]: Boogie Preprocessor took 60.34ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 118.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:12:30,416 INFO L158 Benchmark]: RCFGBuilder took 404.86ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 99.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-21 19:12:30,417 INFO L158 Benchmark]: Referee took 971.82ms. Allocated memory was 167.8MB in the beginning and 234.9MB in the end (delta: 67.1MB). Free memory was 99.9MB in the beginning and 161.7MB in the end (delta: -61.8MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2024-09-21 19:12:30,420 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 109 to check that a call to reach_error is unreachable at line 133. One counterexample starts in a=6, b=6, c={14:15}, d={12:13}, e={10:11}, f={7:8} and ends in a=6, b=6, c={14:15}, d={12:13}, e={10:11}, f={7:8}. Annotation is not valid for all loop-free paths from loop head at line 114 to loop head at line 109. One counterexample starts in a=-2, b=6 and ends in a=-1, b=6. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 109. Annotation is valid for all loop-free paths from loop head at line 109 to exit of procedure main. 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_25_to_26_0 to check that procedure precondition always holds at line 92. Annotation is valid for all loop-free paths from loop head at line 114 to check that procedure precondition always holds at line 119. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_25_to_26_0 to exit of procedure func_to_recursive_line_25_to_26_0. Annotation is valid for all loop-free paths from loop head at line 109 to loop head at line 114. Annotation is valid for all loop-free paths from loop head at line 114 to loop head at line 114. Annotation is valid for all loop-free paths from entry of procedure reach_error to exit of procedure reach_error. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 137.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.76ms. Allocated memory is still 167.8MB. Free memory was 135.5MB in the beginning and 121.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.34ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 118.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.86ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 99.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 971.82ms. Allocated memory was 167.8MB in the beginning and 234.9MB in the end (delta: 67.1MB). Free memory was 99.9MB in the beginning and 161.7MB in the end (delta: -61.8MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:12:30,461 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...