./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 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/cohencu-ll_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound10.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-dev-a9b967e-m [2024-09-11 20:48:22,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:48:22,766 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:48:22,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:48:22,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:48:22,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:48:22,797 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:48:22,797 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:48:22,798 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:48:22,801 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:48:22,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:48:22,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:48:22,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:48:22,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:48:22,804 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:48:22,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:48:22,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:48:22,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:48:22,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:48:22,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:48:22,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:48:22,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:48:22,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:48:22,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:48:22,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:48:22,806 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:48:22,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:48:22,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:22,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:48:22,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:48:22,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:48:22,809 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:48:22,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:48:22,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:48:22,810 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:48:22,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:48:22,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:48:22,810 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:48:23,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:48:23,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:48:23,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:48:23,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:48:23,068 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:48:23,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c [2024-09-11 20:48:24,402 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:48:24,575 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:48:24,576 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c [2024-09-11 20:48:24,581 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e8437296b/ccdd98bf43784c35b4b742c995de985b/FLAG7ed78aebe [2024-09-11 20:48:24,954 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e8437296b/ccdd98bf43784c35b4b742c995de985b [2024-09-11 20:48:24,957 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:48:24,957 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:48:24,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound10.yml/witness-2.1.yml [2024-09-11 20:48:25,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:48:25,002 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:48:25,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:25,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:48:25,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:48:25,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:24" (1/2) ... [2024-09-11 20:48:25,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69431d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:24" (1/2) ... [2024-09-11 20:48:25,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@358c3d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:48:25" (2/2) ... [2024-09-11 20:48:25,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69431d98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:48:25" (2/2) ... [2024-09-11 20:48:25,017 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:48:25,018 INFO L1541 ArrayList]: Loop invariant at [L33-L46] (((((((((__int128) y * z) + ((__int128) 2 * z)) == ((6 + ((__int128) y * 12)) + ((__int128) x * 18))) && (((((__int128) y * z) + 6) + ((__int128) z * z)) == ((((__int128) z * 4) + ((__int128) x * 18)) + ((__int128) y * 24)))) && (z == (6 + ((__int128) 6 * n)))) && ((n < (a + 1)) || (((((__int128) 2 * y) + (6 * a)) + 10) == (((__int128) a * z) + ((__int128) 2 * z))))) && (a <= 10)) && (0 <= a)) [2024-09-11 20:48:25,019 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:48:25,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:48:25,180 WARN L247 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/cohencu-ll_valuebound10.c[588,601] [2024-09-11 20:48:25,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:25,213 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:48:25,241 WARN L247 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/cohencu-ll_valuebound10.c[588,601] Start Parsing Local [2024-09-11 20:48:25,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:25,269 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:48:25,270 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:25 WrapperNode [2024-09-11 20:48:25,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:25,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:48:25,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:48:25,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:48:25,280 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,281 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,286 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,316 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:48:25,317 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,317 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,323 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,326 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,331 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,332 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:48:25,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:48:25,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:48:25,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:48:25,336 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 11.09 08:48:25" (1/1) ... [2024-09-11 20:48:25,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:25,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:48:25,360 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) [2024-09-11 20:48:25,362 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 [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:48:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:48:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:48:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:48:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:48:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:48:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:48:25,463 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:48:25,465 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:48:25,628 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:48:25,694 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-09-11 20:48:25,694 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:48:25,714 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:48:25,715 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:48:25,715 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:25 BoogieIcfgContainer [2024-09-11 20:48:25,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:48:25,716 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:48:25,716 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:48:25,717 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:48:25,717 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:48:24" (1/4) ... [2024-09-11 20:48:25,717 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@69f38b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,717 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:48:25" (2/4) ... [2024-09-11 20:48:25,718 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@69f38b46 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,718 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 11.09 08:48:25" (3/4) ... [2024-09-11 20:48:25,718 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@69f38b46 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:25, skipping insertion in model container [2024-09-11 20:48:25,718 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:25" (4/4) ... [2024-09-11 20:48:25,722 INFO L79 RefereeObserver]: Analyzing ICFG cohencu-ll_valuebound10.c [2024-09-11 20:48:25,725 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:48:25,726 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:48:25,726 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:25,726 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-11 20:48:25,726 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-11 20:48:25,726 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-11 20:48:25,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-11 20:48:25,728 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:48:25,728 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-11 20:48:25,729 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:25,729 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:48:25,729 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 11 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:48:25,784 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:25,785 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:25,785 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:25,786 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:25,787 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:25,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,820 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:25,821 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,821 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:25,822 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:25,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:25,822 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:25,837 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:25,855 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:25,856 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:25,856 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:25,856 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:25,856 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:25,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,861 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:25,862 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,862 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:25,862 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:25,862 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:25,862 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:25,865 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:25,888 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-11 20:48:25,888 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:25,888 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:25,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:25,889 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:25,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,923 INFO L101 BaseMinimizeStates]: Removed 32 edges and 11 locations by large block encoding [2024-09-11 20:48:25,924 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,924 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:25,924 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:25,924 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:25,931 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:25,946 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:25,961 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:48:25,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:25,962 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:25,962 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:25,962 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:25,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,973 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:48:25,974 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:25,974 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:25,974 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:25,974 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:25,974 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:25,976 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:25,992 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-11 20:48:25,993 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:25,993 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:25,993 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:25,993 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:25,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,015 INFO L101 BaseMinimizeStates]: Removed 28 edges and 10 locations by large block encoding [2024-09-11 20:48:26,016 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,016 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,016 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,017 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,021 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,024 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,036 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:26,037 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,037 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,037 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,037 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,044 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:26,044 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,044 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,045 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,045 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,045 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,049 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,062 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-11 20:48:26,062 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,062 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,062 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,062 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,079 INFO L101 BaseMinimizeStates]: Removed 24 edges and 9 locations by large block encoding [2024-09-11 20:48:26,079 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,079 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,079 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,079 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,082 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,086 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,097 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-11 20:48:26,097 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,097 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,097 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,097 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,119 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-11 20:48:26,120 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,120 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,120 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,120 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,120 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,123 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:26,134 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:26,134 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,134 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,134 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,135 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,139 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:26,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,139 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,139 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,139 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,139 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,157 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-11 20:48:26,158 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,158 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,158 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,158 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,158 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,184 INFO L101 BaseMinimizeStates]: Removed 36 edges and 12 locations by large block encoding [2024-09-11 20:48:26,185 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,185 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,185 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,185 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,185 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,187 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,196 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-11 20:48:26,197 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,197 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,197 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,197 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,208 INFO L101 BaseMinimizeStates]: Removed 20 edges and 8 locations by large block encoding [2024-09-11 20:48:26,209 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,209 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,209 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,209 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,210 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,211 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,241 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:48:26,241 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,242 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,242 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,242 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,244 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:48:26,244 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,244 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,244 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,245 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,246 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:26,257 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 16 edges [2024-09-11 20:48:26,257 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,257 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,257 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,258 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,286 INFO L101 BaseMinimizeStates]: Removed 40 edges and 13 locations by large block encoding [2024-09-11 20:48:26,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,287 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,287 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,287 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,303 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,305 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,313 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:26,313 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,313 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,314 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,314 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,314 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:26,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,314 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,314 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,315 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,316 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:48:26,323 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:48:26,324 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:26,324 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:26,324 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:26,324 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:26,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,330 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:48:26,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:26,330 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:26,330 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:26,330 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:26,330 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:26,338 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:26,344 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-11 20:48:26,345 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@69f38b46 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:48:26, skipping insertion in model container [2024-09-11 20:48:26,345 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:48:26,346 INFO L158 Benchmark]: Toolchain (without parser) took 1343.32ms. Allocated memory was 161.5MB in the beginning and 220.2MB in the end (delta: 58.7MB). Free memory was 88.2MB in the beginning and 159.6MB in the end (delta: -71.4MB). Peak memory consumption was 90.4MB. Max. memory is 16.1GB. [2024-09-11 20:48:26,346 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:26,347 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory was 90.2MB in the beginning and 90.1MB in the end (delta: 173.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:26,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.07ms. Allocated memory is still 161.5MB. Free memory was 88.0MB in the beginning and 74.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:48:26,348 INFO L158 Benchmark]: Boogie Preprocessor took 64.02ms. Allocated memory is still 161.5MB. Free memory was 74.0MB in the beginning and 129.9MB in the end (delta: -55.9MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-09-11 20:48:26,348 INFO L158 Benchmark]: RCFGBuilder took 380.03ms. Allocated memory was 161.5MB in the beginning and 220.2MB in the end (delta: 58.7MB). Free memory was 129.8MB in the beginning and 174.2MB in the end (delta: -44.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-09-11 20:48:26,348 INFO L158 Benchmark]: Referee took 629.10ms. Allocated memory is still 220.2MB. Free memory was 174.2MB in the beginning and 159.6MB in the end (delta: 14.5MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. [2024-09-11 20:48:26,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from entry of procedure main to loop head at line 33. One counterexample starts in and ends in a=0, n=0, x=0, y=0, z=0. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 51. 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 33 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 34. 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 33 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 52. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory was 90.2MB in the beginning and 90.1MB in the end (delta: 173.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.07ms. Allocated memory is still 161.5MB. Free memory was 88.0MB in the beginning and 74.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.02ms. Allocated memory is still 161.5MB. Free memory was 74.0MB in the beginning and 129.9MB in the end (delta: -55.9MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * RCFGBuilder took 380.03ms. Allocated memory was 161.5MB in the beginning and 220.2MB in the end (delta: 58.7MB). Free memory was 129.8MB in the beginning and 174.2MB in the end (delta: -44.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Referee took 629.10ms. Allocated memory is still 220.2MB. Free memory was 174.2MB in the beginning and 159.6MB in the end (delta: 14.5MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:48:26,375 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE