This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:06,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:06,396 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:11:06,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:06,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:06,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:06,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:06,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:06,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:06,427 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:06,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:06,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:06,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:06,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:06,429 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:06,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:06,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:06,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:06,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:11:06,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:06,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:06,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:06,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:06,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:06,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:06,434 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:06,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:06,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:06,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:06,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:06,436 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:06,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:06,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:06,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:06,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:06,437 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:06,438 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:06,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:06,438 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:06,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:06,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:06,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:06,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:06,683 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:06,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c [2024-09-20 20:11:08,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:08,247 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:08,249 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c [2024-09-20 20:11:08,257 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9c57387be/b9cd40df46d2404081c9bd753b692e75/FLAG2e31e5871 [2024-09-20 20:11:08,272 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9c57387be/b9cd40df46d2404081c9bd753b692e75 [2024-09-20 20:11:08,274 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:08,275 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:08,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound1.yml/witness-2.1.yml [2024-09-20 20:11:08,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:08,332 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:08,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:08,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:08,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:08,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (1/2) ... [2024-09-20 20:11:08,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf9fe1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (1/2) ... [2024-09-20 20:11:08,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24823a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf9fe1e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,352 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:08,353 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((B == 1) && (p == 2)) && (r == 1)) && (A == 1)) && (d == 2)) && (q == 0)) || ((((((B == 1) && (A == r)) && (A <= 1)) && (d == 1)) && (q == 0)) && (p == 1))) [2024-09-20 20:11:08,353 INFO L1541 ArrayList]: Loop invariant at [L46-L58] ((((((((B == 1) && (p == 2)) && (r == 1)) && (A == 1)) && (d == 2)) && (q == 0)) || ((((((B == 1) && (r == 0)) && (A == 1)) && (d == 1)) && (q == 1)) && (p == 1))) || ((((d == B) && (A == r)) && (q == 0)) && (p == 1))) [2024-09-20 20:11:08,353 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:11:08,353 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 20:11:08,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:08,512 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/nla-digbench-scaling/hard-ll_valuebound1.c[538,551] [2024-09-20 20:11:08,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:08,541 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:11:08,611 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/nla-digbench-scaling/hard-ll_valuebound1.c[538,551] Start Parsing Local Start Parsing Local [2024-09-20 20:11:08,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:08,717 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:08,718 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08 WrapperNode [2024-09-20 20:11:08,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:08,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:08,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:08,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:08,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,735 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,743 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 20:11:08,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:08,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:08,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:08,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:08,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:08,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:08,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 20:11:08,791 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 20:11:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:08,888 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:08,891 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:09,073 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:09,087 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:09,107 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:09,108 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 20:11:09,108 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09 BoogieIcfgContainer [2024-09-20 20:11:09,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:09,108 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:09,109 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:09,109 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:09,109 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:08" (1/4) ... [2024-09-20 20:11:09,110 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45c2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,110 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/4) ... [2024-09-20 20:11:09,110 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45c2d7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,110 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08" (3/4) ... [2024-09-20 20:11:09,110 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45c2d7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,110 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09" (4/4) ... [2024-09-20 20:11:09,111 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound1.c [2024-09-20 20:11:09,114 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 20:11:09,114 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:09,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 20:11:09,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 20:11:09,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,116 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,116 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:09,116 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,116 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,116 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,116 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 20:11:09,162 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:11:09,163 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,166 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,166 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,167 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,179 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:11:09,180 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,183 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,183 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,183 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,202 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:09,228 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 20:11:09,229 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,229 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,229 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,229 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,246 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-20 20:11:09,246 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,250 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,252 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,279 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:09,279 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,280 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,280 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,280 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,286 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:09,286 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,286 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,286 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,286 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,286 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,296 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,308 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-20 20:11:09,309 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,309 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,309 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,309 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,343 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-20 20:11:09,344 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,344 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,344 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,345 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,350 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,361 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,377 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 20:11:09,378 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,379 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,379 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,379 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,379 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,396 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-20 20:11:09,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,396 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,396 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,397 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,399 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,402 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,416 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:09,416 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,417 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,417 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,417 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,427 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:09,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,428 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,428 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,428 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,431 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,433 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,470 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 20:11:09,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,472 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,472 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,481 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 20:11:09,481 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,481 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,481 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,481 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,481 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,486 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,494 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 20:11:09,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,496 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,501 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 20:11:09,501 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,501 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,501 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,501 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,502 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,505 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,513 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:09,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,514 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,514 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,519 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:09,520 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,520 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,520 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,520 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,520 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,522 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,528 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:09,528 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,528 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,528 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,528 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,528 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,530 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:09,531 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,531 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,531 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,531 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,531 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,532 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,539 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:09,539 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,539 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,539 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,539 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,539 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,543 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:09,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,543 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,543 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,543 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,543 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,548 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,556 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:09,557 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,557 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,557 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,558 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:09,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,559 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,559 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,559 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,559 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,560 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:09,566 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:09,566 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,567 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,567 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,567 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,568 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:09,568 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,568 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,569 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,569 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,569 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,570 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:09,577 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:11:09,577 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,577 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,577 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,577 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,582 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:11:09,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,582 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,582 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,582 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,582 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,585 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,588 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 20:11:09,589 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45c2d7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,589 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:09,590 INFO L158 Benchmark]: Toolchain (without parser) took 1258.32ms. Allocated memory is still 169.9MB. Free memory was 99.1MB in the beginning and 106.5MB in the end (delta: -7.4MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,591 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 113.2MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,591 INFO L158 Benchmark]: Witness Parser took 1.05ms. Allocated memory is still 169.9MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.65ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 139.0MB in the end (delta: -40.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,592 INFO L158 Benchmark]: Boogie Preprocessor took 33.74ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 136.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,593 INFO L158 Benchmark]: RCFGBuilder took 354.77ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 119.3MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,593 INFO L158 Benchmark]: Referee took 480.84ms. Allocated memory is still 169.9MB. Free memory was 119.3MB in the beginning and 106.5MB in the end (delta: 12.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,595 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 113.2MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.05ms. Allocated memory is still 169.9MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.65ms. Allocated memory is still 169.9MB. Free memory was 98.9MB in the beginning and 139.0MB in the end (delta: -40.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.74ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 136.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 354.77ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 119.3MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 480.84ms. Allocated memory is still 169.9MB. Free memory was 119.3MB in the beginning and 106.5MB in the end (delta: 12.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 20:11:09,624 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...