./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound1.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-de32597-m [2024-09-17 19:40:09,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:40:09,437 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:40:09,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:40:09,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:40:09,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:40:09,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:40:09,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:40:09,468 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:40:09,470 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:40:09,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:40:09,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:40:09,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:40:09,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:40:09,474 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:40:09,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:40:09,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:40:09,474 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:40:09,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:40:09,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:40:09,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:40:09,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:40:09,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:40:09,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:40:09,477 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:40:09,477 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:40:09,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:40:09,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:40:09,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:09,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:40:09,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:40:09,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:40:09,479 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:40:09,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:40:09,479 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:40:09,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:40:09,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:40:09,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:40:09,483 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:40:09,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:40:09,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:40:09,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:40:09,711 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:40:09,715 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:40:09,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c [2024-09-17 19:40:11,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:40:11,339 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:40:11,340 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c [2024-09-17 19:40:11,348 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9e989b867/50ac9e52a7494605af89bd2f91b2bb5c/FLAGd59ba283d [2024-09-17 19:40:11,364 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9e989b867/50ac9e52a7494605af89bd2f91b2bb5c [2024-09-17 19:40:11,367 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:40:11,367 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:40:11,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound1.yml/witness-2.1.yml [2024-09-17 19:40:11,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:40:11,414 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:40:11,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:11,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:40:11,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:40:11,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:11" (1/2) ... [2024-09-17 19:40:11,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb2d6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:11, skipping insertion in model container [2024-09-17 19:40:11,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:11" (1/2) ... [2024-09-17 19:40:11,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@263c944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:11, skipping insertion in model container [2024-09-17 19:40:11,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:11" (2/2) ... [2024-09-17 19:40:11,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb2d6df and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:11, skipping insertion in model container [2024-09-17 19:40:11,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:11" (2/2) ... [2024-09-17 19:40:11,431 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:40:11,433 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)) [2024-09-17 19:40:11,434 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)) [2024-09-17 19:40:11,434 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-17 19:40:11,434 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-17 19:40:11,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:40:11,586 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_valuebound1.c[576,589] [2024-09-17 19:40:11,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:11,622 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-17 19:40:11,672 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_valuebound1.c[576,589] Start Parsing Local Start Parsing Local [2024-09-17 19:40:11,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:11,709 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:40:11,710 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:11 WrapperNode [2024-09-17 19:40:11,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:11,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:40:11,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:40:11,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:40:11,732 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,735 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,745 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,753 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 [2024-09-17 19:40:11,753 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,753 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,757 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,759 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,785 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,786 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:40:11,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:40:11,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:40:11,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:40:11,791 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 17.09 07:40:11" (1/1) ... [2024-09-17 19:40:11,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:11,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:40:11,850 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) [2024-09-17 19:40:11,851 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 [2024-09-17 19:40:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:40:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:40:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:40:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:40:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:40:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:40:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:40:11,951 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:40:11,953 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:40:12,074 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:12,086 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:40:12,106 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:40:12,106 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-17 19:40:12,106 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:12 BoogieIcfgContainer [2024-09-17 19:40:12,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:40:12,107 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:40:12,107 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:40:12,108 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:40:12,108 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:40:11" (1/4) ... [2024-09-17 19:40:12,108 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31b0af93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:12, skipping insertion in model container [2024-09-17 19:40:12,108 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:11" (2/4) ... [2024-09-17 19:40:12,109 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31b0af93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:12, skipping insertion in model container [2024-09-17 19:40:12,109 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 17.09 07:40:11" (3/4) ... [2024-09-17 19:40:12,109 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31b0af93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:12, skipping insertion in model container [2024-09-17 19:40:12,109 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:12" (4/4) ... [2024-09-17 19:40:12,110 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound1.c [2024-09-17 19:40:12,113 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:12,114 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:12,115 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:12,116 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-17 19:40:12,160 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-17 19:40:12,161 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,161 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,162 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,177 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-17 19:40:12,179 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,179 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,179 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,179 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,182 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,199 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:12,233 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-17 19:40:12,233 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,233 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,233 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,233 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,254 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-17 19:40:12,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,254 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,255 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,255 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,255 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,260 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,282 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:12,282 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,282 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,282 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,282 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,283 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,293 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:12,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,293 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,293 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,293 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,294 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,297 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,317 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:40:12,317 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,317 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,317 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,317 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,331 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:40:12,331 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,331 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,331 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,332 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,332 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,336 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,354 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:12,354 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,354 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,355 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,355 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,361 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:12,363 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,363 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,365 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,365 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,365 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,367 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,377 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:12,378 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,378 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,378 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,378 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,379 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,381 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:12,381 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,382 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,382 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,382 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,382 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,384 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,395 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-17 19:40:12,395 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,396 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,396 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,396 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,408 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-17 19:40:12,408 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,408 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,408 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,408 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,408 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,411 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:12,419 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-17 19:40:12,420 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,420 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,420 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,420 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,420 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,427 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-17 19:40:12,428 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,428 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,428 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,428 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,428 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,430 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:12,437 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:40:12,437 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,437 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,438 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,438 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,445 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:40:12,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,445 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,445 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,445 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,445 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,447 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:12,453 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-17 19:40:12,453 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,453 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,453 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,453 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,453 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,462 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-17 19:40:12,462 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,462 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,463 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,463 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,465 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,468 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:12,474 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:12,474 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,474 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,474 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,475 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,476 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:12,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,477 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,478 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,485 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-17 19:40:12,486 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,486 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,486 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,486 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,486 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,491 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-17 19:40:12,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,491 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,491 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,491 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,491 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,493 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:12,500 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:40:12,500 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,500 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,500 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,500 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,502 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:40:12,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,502 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,504 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:12,510 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:12,511 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:12,511 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:12,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:12,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:12,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,514 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:12,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:12,514 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:12,514 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:12,514 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:12,514 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:12,515 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:40:12,518 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-17 19:40:12,518 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31b0af93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:40:12, skipping insertion in model container [2024-09-17 19:40:12,518 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:40:12,525 INFO L158 Benchmark]: Toolchain (without parser) took 1110.41ms. Allocated memory is still 176.2MB. Free memory was 106.7MB in the beginning and 70.1MB in the end (delta: 36.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2024-09-17 19:40:12,526 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory was 136.0MB in the beginning and 135.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:12,526 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 176.2MB. Free memory was 108.7MB in the beginning and 108.6MB in the end (delta: 168.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:12,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.40ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 92.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-17 19:40:12,527 INFO L158 Benchmark]: Boogie Preprocessor took 76.42ms. Allocated memory is still 176.2MB. Free memory was 92.6MB in the beginning and 150.0MB in the end (delta: -57.4MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-09-17 19:40:12,527 INFO L158 Benchmark]: RCFGBuilder took 315.76ms. Allocated memory is still 176.2MB. Free memory was 150.0MB in the beginning and 135.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-17 19:40:12,528 INFO L158 Benchmark]: Referee took 417.18ms. Allocated memory is still 176.2MB. Free memory was 135.1MB in the beginning and 70.1MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-17 19:40:12,534 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. 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 38 to check that procedure precondition always holds at line 39. 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 __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 check that procedure precondition always holds at line 39. 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 55. 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 check that procedure precondition always holds at line 48. 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 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 49. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory was 136.0MB in the beginning and 135.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 176.2MB. Free memory was 108.7MB in the beginning and 108.6MB in the end (delta: 168.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.40ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 92.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.42ms. Allocated memory is still 176.2MB. Free memory was 92.6MB in the beginning and 150.0MB in the end (delta: -57.4MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 315.76ms. Allocated memory is still 176.2MB. Free memory was 150.0MB in the beginning and 135.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 417.18ms. Allocated memory is still 176.2MB. Free memory was 135.1MB in the beginning and 70.1MB 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! [2024-09-17 19:40:12,563 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