./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 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/cohendiv-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/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-6908dde-m [2024-09-25 00:28:36,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:28:36,634 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:28:36,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:28:36,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:28:36,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:28:36,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:28:36,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:28:36,688 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:28:36,690 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:28:36,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:28:36,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:28:36,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:28:36,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:28:36,692 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:28:36,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:28:36,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:28:36,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:28:36,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:28:36,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:28:36,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:28:36,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:28:36,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:28:36,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:28:36,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:28:36,696 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:28:36,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:28:36,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:28:36,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:36,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:28:36,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:28:36,698 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:28:36,698 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:28:36,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:28:36,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:28:36,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:28:36,699 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:28:36,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:28:36,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:28:36,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:28:36,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:28:36,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:28:36,948 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:28:36,949 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:28:36,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/witness-2.1.yml [2024-09-25 00:28:37,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:28:37,009 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:28:37,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c [2024-09-25 00:28:38,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:28:38,318 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-09-25 00:28:38,468 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:28:38,469 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c [2024-09-25 00:28:38,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/05e0c22ec/7564183928d54de0b44e1d71ba17f1eb/FLAGe0d953b23 [2024-09-25 00:28:38,493 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/05e0c22ec/7564183928d54de0b44e1d71ba17f1eb [2024-09-25 00:28:38,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:28:38,495 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:28:38,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:38,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:28:38,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:28:38,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (1/2) ... [2024-09-25 00:28:38,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f11c9b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (1/2) ... [2024-09-25 00:28:38,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@351bf2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:38" (2/2) ... [2024-09-25 00:28:38,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f11c9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:38" (2/2) ... [2024-09-25 00:28:38,512 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:28:38,512 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-09-25 00:28:38,512 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-09-25 00:28:38,513 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-25 00:28:38,513 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-25 00:28:38,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:28:38,653 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/cohendiv-ll_valuebound50.c[576,589] [2024-09-25 00:28:38,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:38,696 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:28:38,730 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/cohendiv-ll_valuebound50.c[576,589] Start Parsing Local Start Parsing Local [2024-09-25 00:28:38,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:38,760 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:28:38,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38 WrapperNode [2024-09-25 00:28:38,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:38,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:28:38,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:28:38,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:28:38,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,778 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,791 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 [2024-09-25 00:28:38,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,791 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:28:38,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:28:38,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:28:38,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:28:38,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (1/1) ... [2024-09-25 00:28:38,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:38,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:28:38,838 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) [2024-09-25 00:28:38,851 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 [2024-09-25 00:28:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:28:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:28:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:28:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:28:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:38,996 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:39,000 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:39,278 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:39,340 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:39,362 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:39,363 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 00:28:39,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:39 BoogieIcfgContainer [2024-09-25 00:28:39,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:39,363 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:39,363 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:39,364 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:39,364 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (1/4) ... [2024-09-25 00:28:39,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1af86a7c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,365 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:28:38" (2/4) ... [2024-09-25 00:28:39,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1af86a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,365 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38" (3/4) ... [2024-09-25 00:28:39,366 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1af86a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,366 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:39" (4/4) ... [2024-09-25 00:28:39,367 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound50.c [2024-09-25 00:28:39,370 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:39,371 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:39,372 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-25 00:28:39,372 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:28:39,373 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:28:39,373 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-25 00:28:39,373 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:39,373 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:39,375 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:39,375 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:39,376 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 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 [2024-09-25 00:28:39,454 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:28:39,455 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,455 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,456 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,457 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,467 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:28:39,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,469 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,469 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,469 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,473 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,489 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:39,524 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:28:39,524 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,525 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,525 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,525 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,544 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:28:39,544 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,544 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,545 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,545 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,545 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,549 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,575 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:39,576 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,576 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,576 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,577 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,585 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:39,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,587 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,590 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,607 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:39,608 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,608 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,608 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,609 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,624 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:39,625 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,625 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,625 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,625 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,626 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,632 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,647 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:39,648 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,648 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,648 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,653 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:39,654 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,654 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,654 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,654 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,654 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,656 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,666 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,666 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,667 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,667 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,667 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,667 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,669 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,669 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,669 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,670 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,670 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,670 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,674 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,686 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-25 00:28:39,686 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,687 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,687 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,687 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,702 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-25 00:28:39,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,703 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,703 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,703 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,703 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,707 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,720 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:28:39,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,720 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,720 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,720 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,728 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:28:39,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,728 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,728 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,729 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,729 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,732 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,743 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:39,743 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,743 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,743 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,744 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,744 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,752 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:39,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,752 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,752 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,753 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,753 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,755 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,763 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 00:28:39,764 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,764 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,765 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,765 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,765 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,774 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-25 00:28:39,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,775 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,775 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,775 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,777 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,782 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,788 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,791 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,791 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,791 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,794 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,798 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,798 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,798 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,798 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,800 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,809 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:39,810 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,810 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,810 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,810 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,810 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,814 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:39,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,814 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,814 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,814 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,814 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,817 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,823 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:39,823 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,823 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,823 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,823 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,823 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,826 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:39,826 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,826 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,826 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,826 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,827 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,828 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:39,836 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,836 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,836 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,837 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,837 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,837 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,838 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,838 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,838 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,838 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,838 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,839 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,840 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:39,844 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:39,844 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1af86a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,845 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:39,846 INFO L158 Benchmark]: Toolchain (without parser) took 1350.87ms. Allocated memory is still 239.1MB. Free memory was 166.8MB in the beginning and 142.2MB in the end (delta: 24.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,846 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:39,847 INFO L158 Benchmark]: CDTParser took 12.76ms. Allocated memory is still 239.1MB. Free memory is still 213.8MB. Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.73ms. Allocated memory is still 239.1MB. Free memory was 166.6MB in the beginning and 152.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,848 INFO L158 Benchmark]: Boogie Preprocessor took 43.02ms. Allocated memory is still 239.1MB. Free memory was 152.8MB in the beginning and 150.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,849 INFO L158 Benchmark]: RCFGBuilder took 557.59ms. Allocated memory is still 239.1MB. Free memory was 150.8MB in the beginning and 207.2MB in the end (delta: -56.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,849 INFO L158 Benchmark]: Referee took 481.30ms. Allocated memory is still 239.1MB. Free memory was 207.2MB in the beginning and 142.2MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,851 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 loop head at line 38 to check that procedure precondition always holds at line 38. 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 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. 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. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 55. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. 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 47 to check that procedure precondition always holds at line 48. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 12.76ms. Allocated memory is still 239.1MB. Free memory is still 213.8MB. Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.73ms. Allocated memory is still 239.1MB. Free memory was 166.6MB in the beginning and 152.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.02ms. Allocated memory is still 239.1MB. Free memory was 152.8MB in the beginning and 150.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.59ms. Allocated memory is still 239.1MB. Free memory was 150.8MB in the beginning and 207.2MB in the end (delta: -56.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Referee took 481.30ms. Allocated memory is still 239.1MB. Free memory was 207.2MB in the beginning and 142.2MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:39,878 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE