./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.yml/output/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 27b49876 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.yml/output/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:10:51,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:10:51,252 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:10:51,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:10:51,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:10:51,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:10:51,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:10:51,294 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:10:51,294 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:10:51,298 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:10:51,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:10:51,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:10:51,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:10:51,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:10:51,299 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:10:51,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:10:51,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:10:51,300 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:10:51,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:10:51,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:10:51,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:10:51,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:10:51,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:10:51,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:10:51,304 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:10:51,304 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:10:51,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:10:51,304 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:10:51,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:10:51,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:10:51,305 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:10:51,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:10:51,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:10:51,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:10:51,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:10:51,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:10:51,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:10:51,306 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:10:51,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:10:51,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:10:51,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:10:51,308 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:10:51,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:10:51,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:10:51,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:10:51,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:10:51,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:10:51,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:10:51,594 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:10:51,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-21 19:10:52,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:10:53,153 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:10:53,155 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-21 19:10:53,165 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b4c191599/8ebe3954932c48cd8e3eae1f1be53035/FLAG110ead3e1 [2024-09-21 19:10:53,545 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b4c191599/8ebe3954932c48cd8e3eae1f1be53035 [2024-09-21 19:10:53,548 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:10:53,548 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:10:53,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.yml/output/witness-2.1.yml [2024-09-21 19:10:53,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:10:53,604 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:10:53,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:53,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:10:53,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:10:53,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:53" (1/2) ... [2024-09-21 19:10:53,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c3aee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:53, skipping insertion in model container [2024-09-21 19:10:53,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:53" (1/2) ... [2024-09-21 19:10:53,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@307449e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:53, skipping insertion in model container [2024-09-21 19:10:53,619 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 07:10:53" (2/2) ... [2024-09-21 19:10:53,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c3aee3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:53, skipping insertion in model container [2024-09-21 19:10:53,619 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 07:10:53" (2/2) ... [2024-09-21 19:10:53,629 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:10:53,629 INFO L1541 ArrayList]: Loop invariant at [L35-L48] 1 [2024-09-21 19:10:53,629 INFO L1541 ArrayList]: Function contract at [L12]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:10:53,629 INFO L1541 ArrayList]: Function contract at [L9]: requires 1, ensures 1 [2024-09-21 19:10:53,630 INFO L1541 ArrayList]: Function contract at [L15]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:10:53,630 INFO L1541 ArrayList]: Function contract at [L22]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:10:53,647 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:10:53,801 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/mannadiv_valuebound20.c[573,586] [2024-09-21 19:10:53,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:10:53,830 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:10:53,861 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/mannadiv_valuebound20.c[573,586] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-21 19:10:53,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:10:53,884 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:10:53,885 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:53 WrapperNode [2024-09-21 19:10:53,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:53,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:10:53,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:10:53,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:10:53,900 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,901 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,908 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,924 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure reach_error is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 19:10:53,924 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,925 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,928 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,935 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,938 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,939 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:10:53,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:10:53,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:10:53,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:10:53,946 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 07:10:53" (1/1) ... [2024-09-21 19:10:53,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:10:53,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:10:53,989 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 19:10:53,994 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 19:10:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:10:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:10:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:10:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 19:10:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 19:10:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:10:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 19:10:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:10:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:10:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:10:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 19:10:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 19:10:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 19:10:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:10:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:10:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:10:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:10:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:10:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:10:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:10:54,114 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:10:54,118 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:10:54,122 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:10:54,146 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:10:54,170 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:10:54,238 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:10:54,254 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:10:54,299 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:10:54,300 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 19:10:54,300 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:10:54 BoogieIcfgContainer [2024-09-21 19:10:54,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:10:54,301 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:10:54,302 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:10:54,303 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:10:54,303 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:10:53" (1/4) ... [2024-09-21 19:10:54,304 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@566cf02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:10:54, skipping insertion in model container [2024-09-21 19:10:54,304 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 07:10:53" (2/4) ... [2024-09-21 19:10:54,304 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@566cf02e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:10:54, skipping insertion in model container [2024-09-21 19:10:54,304 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 07:10:53" (3/4) ... [2024-09-21 19:10:54,304 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@566cf02e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:10:54, skipping insertion in model container [2024-09-21 19:10:54,305 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 07:10:54" (4/4) ... [2024-09-21 19:10:54,306 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound20.c [2024-09-21 19:10:54,310 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 19:10:54,311 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:10:54,311 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 19:10:54,311 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 19:10:54,312 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 9 edges. [2024-09-21 19:10:54,312 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:10:54,312 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:10:54,313 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 19:10:54,313 INFO L373 InvariantChecker]: Will check inductivity from ENTRY reach_errorENTRY to ERROR_LOC reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:10:54,314 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 19:10:54,314 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 19:10:54,314 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 19:10:54,314 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:10:54,315 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from procedure entry to error location [2024-09-21 19:10:54,356 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 19:10:54,357 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,357 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,361 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,370 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 19:10:54,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,372 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,373 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,373 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,377 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,396 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:10:54,417 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-21 19:10:54,417 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,417 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,418 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,418 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,426 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-21 19:10:54,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,426 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,426 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,427 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,427 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,430 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:10:54,441 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 19:10:54,442 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,442 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,442 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,442 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,451 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 19:10:54,451 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,452 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,452 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,452 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,452 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,454 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 19:10:54,465 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-21 19:10:54,465 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,469 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,469 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,469 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,469 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,475 INFO L101 BaseMinimizeStates]: Removed 20 edges and 6 locations by large block encoding [2024-09-21 19:10:54,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,475 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,475 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,475 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,480 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,482 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:10:54,493 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:10:54,496 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,497 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,497 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,498 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:10:54,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,502 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,504 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:10:54,546 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:10:54,546 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,546 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,546 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,546 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,553 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:10:54,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,556 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,557 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,557 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,557 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,565 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:10:54,574 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 19:10:54,574 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,575 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,575 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,579 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,579 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,584 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 19:10:54,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,585 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,585 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,585 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,589 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:10:54,599 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:10:54,613 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,613 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,617 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,618 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:10:54,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,618 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,618 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,619 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,619 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,620 INFO L520 InvariantChecker]: The annotation(s) from entry reach_errorENTRY to error location reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:10:54,632 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:10:54,633 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,633 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,633 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,633 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,634 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:10:54,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,635 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,635 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,635 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,635 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,638 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:10:54,645 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:10:54,645 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,645 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,645 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,645 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,646 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,648 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:10:54,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,648 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,648 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,649 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,650 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:10:54,655 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:10:54,656 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,656 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,656 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,656 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,656 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,657 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:10:54,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,658 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,658 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,658 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,658 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,675 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:10:54,676 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:10:54,676 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:10:54,676 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:10:54,676 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:10:54,676 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,677 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:10:54,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:10:54,677 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:10:54,678 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:10:54,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:10:54,678 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:10:54,679 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:10:54,685 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:10:54,686 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@566cf02e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:10:54, skipping insertion in model container [2024-09-21 19:10:54,686 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:10:54,687 INFO L158 Benchmark]: Toolchain (without parser) took 1082.46ms. Allocated memory is still 178.3MB. Free memory was 107.0MB in the beginning and 135.9MB in the end (delta: -28.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-21 19:10:54,688 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:54,688 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 178.3MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:54,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.88ms. Allocated memory is still 178.3MB. Free memory was 106.7MB in the beginning and 93.4MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:10:54,689 INFO L158 Benchmark]: Boogie Preprocessor took 57.60ms. Allocated memory is still 178.3MB. Free memory was 93.1MB in the beginning and 91.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:10:54,690 INFO L158 Benchmark]: RCFGBuilder took 355.64ms. Allocated memory is still 178.3MB. Free memory was 91.1MB in the beginning and 78.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:10:54,690 INFO L158 Benchmark]: Referee took 385.07ms. Allocated memory is still 178.3MB. Free memory was 78.3MB in the beginning and 135.9MB in the end (delta: -57.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-21 19:10:54,693 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 17. One counterexample starts in \old(cond)=0 and ends in \old(cond)=0, cond=0. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. 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 reach_error to exit of procedure reach_error. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. 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 35 to check that procedure precondition always holds at line 36. 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 35 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.22ms. Allocated memory is still 178.3MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.88ms. Allocated memory is still 178.3MB. Free memory was 106.7MB in the beginning and 93.4MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.60ms. Allocated memory is still 178.3MB. Free memory was 93.1MB in the beginning and 91.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.64ms. Allocated memory is still 178.3MB. Free memory was 91.1MB in the beginning and 78.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 385.07ms. Allocated memory is still 178.3MB. Free memory was 78.3MB in the beginning and 135.9MB in the end (delta: -57.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:10:54,720 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE