This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:06:14,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:06:14,376 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:06:14,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:06:14,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:06:14,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:06:14,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:06:14,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:06:14,405 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:06:14,406 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:06:14,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:06:14,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:06:14,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:06:14,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:06:14,408 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:06:14,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:06:14,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:06:14,409 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:06:14,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:06:14,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:06:14,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:06:14,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:06:14,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:06:14,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:06:14,413 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:06:14,413 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:06:14,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:06:14,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:06:14,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:06:14,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:06:14,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:06:14,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:06:14,415 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:06:14,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:06:14,415 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:06:14,415 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:06:14,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:06:14,417 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:06:14,417 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:06:14,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:06:14,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:06:14,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:06:14,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:06:14,626 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:06:14,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/trex04.c [2024-09-21 19:06:15,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:06:16,057 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:06:16,057 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/trex04.c [2024-09-21 19:06:16,062 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ba192e906/5a4b33d83f044dc8a9bccab4699f6bc4/FLAGa1c600f5f [2024-09-21 19:06:16,470 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ba192e906/5a4b33d83f044dc8a9bccab4699f6bc4 [2024-09-21 19:06:16,474 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:06:16,483 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:06:16,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/trex04.yml/output/witness-2.1.yml [2024-09-21 19:06:16,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:06:16,533 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:06:16,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:06:16,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:06:16,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:06:16,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:06:16" (1/2) ... [2024-09-21 19:06:16,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e30696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:06:16, skipping insertion in model container [2024-09-21 19:06:16,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:06:16" (1/2) ... [2024-09-21 19:06:16,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59e974f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:06:16, skipping insertion in model container [2024-09-21 19:06:16,542 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 07:06:16" (2/2) ... [2024-09-21 19:06:16,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e30696 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:06:16, skipping insertion in model container [2024-09-21 19:06:16,543 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 07:06:16" (2/2) ... [2024-09-21 19:06:16,549 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:06:16,550 INFO L1541 ArrayList]: Loop invariant at [L42-L45] 1 [2024-09-21 19:06:16,551 INFO L1541 ArrayList]: Function contract at [L27]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:06:16,551 INFO L1541 ArrayList]: Function contract at [L9]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:06:16,551 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:06:16,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:06:16,689 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/trex04.c[405,418] [2024-09-21 19:06:16,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:06:16,712 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 19:06:16,737 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/trex04.c[405,418] Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-21 19:06:16,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:06:16,756 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:06:16,756 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:06:16 WrapperNode [2024-09-21 19:06:16,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:06:16,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:06:16,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:06:16,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:06:16,767 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,767 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,775 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,786 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 19:06:16,786 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,786 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,789 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,791 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,792 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,793 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:06:16,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:06:16,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:06:16,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:06:16,798 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 07:06:16" (1/1) ... [2024-09-21 19:06:16,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:06:16,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:06:16,821 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 19:06:16,823 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 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2024-09-21 19:06:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2024-09-21 19:06:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:06:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:06:16,906 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:06:16,909 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:06:16,925 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:06:16,963 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:06:17,014 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:06:17,020 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:06:17,048 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:06:17,048 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 19:06:17,049 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:06:17 BoogieIcfgContainer [2024-09-21 19:06:17,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:06:17,049 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:06:17,049 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:06:17,050 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:06:17,050 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:06:16" (1/4) ... [2024-09-21 19:06:17,050 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5335329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:06:17, skipping insertion in model container [2024-09-21 19:06:17,050 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 07:06:16" (2/4) ... [2024-09-21 19:06:17,051 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5335329 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:06:17, skipping insertion in model container [2024-09-21 19:06:17,051 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 07:06:16" (3/4) ... [2024-09-21 19:06:17,051 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5335329 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:06:17, skipping insertion in model container [2024-09-21 19:06:17,051 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 07:06:17" (4/4) ... [2024-09-21 19:06:17,052 INFO L79 RefereeObserver]: Analyzing ICFG trex04.c [2024-09-21 19:06:17,055 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 19:06:17,055 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr4ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:06:17,056 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr4ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:06:17,056 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 19:06:17,056 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-21 19:06:17,056 INFO L373 InvariantChecker]: Will check inductivity from ENTRY fooENTRY to ERROR_LOC fooErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 19:06:17,057 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 19:06:17,057 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 19:06:17,057 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 19:06:17,057 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 14 edges. [2024-09-21 19:06:17,057 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 19:06:17,058 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:06:17,058 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 7 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-21 19:06:17,097 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:06:17,098 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,099 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,099 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,100 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,101 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,109 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:06:17,110 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,110 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,110 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,111 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,112 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,127 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr4ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:06:17,150 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:06:17,150 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,151 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,151 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,151 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,152 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,155 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-21 19:06:17,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,155 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,155 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,158 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,160 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,163 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr4ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:06:17,179 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 19:06:17,179 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,179 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,179 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,179 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,181 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,198 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-21 19:06:17,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,202 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,202 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,203 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,203 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,206 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:06:17,227 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-21 19:06:17,227 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,227 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,228 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,228 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,316 INFO L101 BaseMinimizeStates]: Removed 26 edges and 7 locations by large block encoding [2024-09-21 19:06:17,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,317 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,317 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,317 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,320 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:06:17,332 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 6 edges [2024-09-21 19:06:17,332 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,333 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,333 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,333 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,333 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,346 INFO L101 BaseMinimizeStates]: Removed 12 edges and 3 locations by large block encoding [2024-09-21 19:06:17,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,347 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,348 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,348 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,349 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,351 INFO L520 InvariantChecker]: The annotation(s) from entry fooENTRY to error location fooErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:06:17,361 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:06:17,361 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,361 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,361 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,361 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,361 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,362 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:06:17,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,362 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,362 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,362 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,364 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,365 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:06:17,375 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:06:17,375 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,375 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,375 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,376 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,376 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,377 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:06:17,377 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,377 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,378 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,378 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,378 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,379 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:06:17,388 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:06:17,389 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,389 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,391 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,391 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,391 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,392 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:06:17,393 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,393 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,393 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,393 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,393 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,406 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 14 edges [2024-09-21 19:06:17,406 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,406 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,407 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,407 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,407 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,513 INFO L101 BaseMinimizeStates]: Removed 53 edges and 9 locations by large block encoding [2024-09-21 19:06:17,513 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,513 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,514 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,514 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,517 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,518 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:06:17,524 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:06:17,525 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,525 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,525 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,525 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,526 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:06:17,526 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,526 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,526 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,526 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,528 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:06:17,535 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 19:06:17,535 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:06:17,535 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:06:17,535 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:06:17,535 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:06:17,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,536 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 19:06:17,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:06:17,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:06:17,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:06:17,537 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:06:17,537 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:06:17,538 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:06:17,545 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:06:17,545 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5335329 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:06:17, skipping insertion in model container [2024-09-21 19:06:17,545 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:06:17,547 INFO L158 Benchmark]: Toolchain (without parser) took 1013.05ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 68.7MB in the end (delta: 46.7MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-09-21 19:06:17,547 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 159.4MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:06:17,547 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 159.4MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:06:17,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.88ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 101.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:06:17,548 INFO L158 Benchmark]: Boogie Preprocessor took 36.75ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:06:17,548 INFO L158 Benchmark]: RCFGBuilder took 254.32ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 85.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:06:17,548 INFO L158 Benchmark]: Referee took 496.42ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 68.7MB in the end (delta: 16.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-09-21 19:06:17,552 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 11. 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 main to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure foo to exit of procedure foo. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 42. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 39. 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 main to loop head at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 159.4MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 159.4MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.88ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 101.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.75ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 254.32ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 85.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 496.42ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 68.7MB in the end (delta: 16.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:06:17,576 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...