./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/nested6.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/nested6.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/loop-invgen/nested6.i ../results/automizer-verification-files/SV-COMP24_unreach-call/nested6.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 [2024-09-12 16:48:16,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 16:48:16,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 16:48:16,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 16:48:16,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 16:48:16,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 16:48:16,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 16:48:16,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 16:48:16,703 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 16:48:16,705 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 16:48:16,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 16:48:16,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 16:48:16,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 16:48:16,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 16:48:16,709 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 16:48:16,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 16:48:16,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 16:48:16,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 16:48:16,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 16:48:16,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 16:48:16,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 16:48:16,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 16:48:16,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 16:48:16,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 16:48:16,712 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 16:48:16,712 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 16:48:16,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 16:48:16,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 16:48:16,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 16:48:16,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 16:48:16,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 16:48:16,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 16:48:16,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 16:48:16,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 16:48:16,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 16:48:16,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 16:48:16,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 16:48:16,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-12 16:48:16,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 16:48:16,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 16:48:16,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 16:48:16,931 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 16:48:16,932 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 16:48:16,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/nested6.i [2024-09-12 16:48:18,158 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 16:48:18,294 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 16:48:18,295 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/nested6.i [2024-09-12 16:48:18,303 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/53085c55d/031b52679e9c46e2967a39997898b1e1/FLAG6a49bd07b [2024-09-12 16:48:18,318 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/53085c55d/031b52679e9c46e2967a39997898b1e1 [2024-09-12 16:48:18,320 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 16:48:18,321 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 16:48:18,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/nested6.yml/witness-2.1.yml [2024-09-12 16:48:18,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 16:48:18,359 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 16:48:18,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 16:48:18,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 16:48:18,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 16:48:18,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 04:48:18" (1/2) ... [2024-09-12 16:48:18,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b3ca5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 04:48:18" (1/2) ... [2024-09-12 16:48:18,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f166d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 04:48:18" (2/2) ... [2024-09-12 16:48:18,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b3ca5e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 04:48:18" (2/2) ... [2024-09-12 16:48:18,377 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 16:48:18,380 INFO L1541 ArrayList]: Loop invariant at [L36-L38] ((((((long long) j + 1) <= n) && (k <= n)) && (((long long) i * 2) <= j)) && (((long long) i * 2) <= k)) [2024-09-12 16:48:18,380 INFO L1541 ArrayList]: Loop invariant at [L33-L45] (n == k) [2024-09-12 16:48:18,380 INFO L1541 ArrayList]: Loop invariant at [L34-L44] ((n == k) && (((long long) i * 2) <= j)) [2024-09-12 16:48:18,380 INFO L1541 ArrayList]: Function contract at [L17]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-12 16:48:18,395 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 16:48:18,519 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/loop-invgen/nested6.i[893,906] [2024-09-12 16:48:18,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 16:48:18,538 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 16:48:18,562 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/loop-invgen/nested6.i[893,906] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-12 16:48:18,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 16:48:18,580 INFO L204 MainTranslator]: Completed translation [2024-09-12 16:48:18,581 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 04:48:18 WrapperNode [2024-09-12 16:48:18,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 16:48:18,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 16:48:18,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 16:48:18,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 16:48:18,591 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,591 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,596 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,607 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 [2024-09-12 16:48:18,609 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,609 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,612 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,614 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,616 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,616 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 16:48:18,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 16:48:18,618 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 16:48:18,618 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 16:48:18,619 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 12.09 04:48:18" (1/1) ... [2024-09-12 16:48:18,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 16:48:18,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 16:48:18,644 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) [2024-09-12 16:48:18,646 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 [2024-09-12 16:48:18,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 16:48:18,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 16:48:18,680 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 16:48:18,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 16:48:18,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 16:48:18,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 16:48:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 16:48:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 16:48:18,742 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 16:48:18,744 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 16:48:18,882 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 16:48:18,908 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-12 16:48:18,908 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 16:48:18,925 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 16:48:18,925 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-12 16:48:18,925 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 04:48:18 BoogieIcfgContainer [2024-09-12 16:48:18,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 16:48:18,926 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 16:48:18,926 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 16:48:18,927 INFO L274 PluginConnector]: Referee initialized [2024-09-12 16:48:18,927 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 04:48:18" (1/4) ... [2024-09-12 16:48:18,927 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ed879b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,927 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 04:48:18" (2/4) ... [2024-09-12 16:48:18,928 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ed879b1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,928 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 12.09 04:48:18" (3/4) ... [2024-09-12 16:48:18,928 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ed879b1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 04:48:18, skipping insertion in model container [2024-09-12 16:48:18,928 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 04:48:18" (4/4) ... [2024-09-12 16:48:18,929 INFO L79 RefereeObserver]: Analyzing ICFG nested6.i [2024-09-12 16:48:18,932 INFO L112 InvariantChecker]: Found 3 loops. [2024-09-12 16:48:18,932 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-12 16:48:18,932 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 16:48:18,933 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-12 16:48:18,934 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 16:48:18,934 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 16:48:18,934 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 6 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-12 16:48:18,966 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 16:48:18,967 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:18,967 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:18,968 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:18,968 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:18,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:18,982 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 16:48:18,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:18,983 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:18,983 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:18,984 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:18,984 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:18,995 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,004 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 16:48:19,004 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,005 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,005 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,005 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,013 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 16:48:19,013 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,013 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,013 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,013 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,013 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,015 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,031 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 16:48:19,031 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,031 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,031 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,031 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,032 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,040 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 16:48:19,040 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,040 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,045 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,045 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,045 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,046 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:48:19,054 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 16:48:19,054 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,054 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,054 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,059 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-12 16:48:19,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,063 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,063 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,063 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,071 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,082 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 16:48:19,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,084 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,084 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,084 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,095 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 16:48:19,095 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,096 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,096 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,096 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,096 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,098 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,106 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 16:48:19,106 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,106 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,106 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,106 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,106 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,108 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 16:48:19,108 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,108 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,108 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,108 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,109 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,110 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,117 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 16:48:19,118 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,118 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,119 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,119 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,119 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,122 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 16:48:19,123 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,123 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,123 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,124 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,124 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,126 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:48:19,135 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 16:48:19,137 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,138 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,139 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,139 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,141 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 16:48:19,143 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,143 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,143 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,144 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,144 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,149 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 16:48:19,153 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 16:48:19,154 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,154 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,154 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,154 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,154 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,155 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 16:48:19,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,155 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,155 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,155 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,156 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,157 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 16:48:19,161 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 16:48:19,164 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,165 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,165 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,165 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,168 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-12 16:48:19,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,168 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,168 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,168 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,169 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,171 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,176 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 16:48:19,177 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,177 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,177 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,177 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,177 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,179 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 16:48:19,180 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,180 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,180 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,180 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,181 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,182 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:48:19,191 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 16:48:19,191 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:48:19,191 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:48:19,191 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:48:19,191 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:48:19,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,193 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 16:48:19,194 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:48:19,194 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:48:19,195 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:48:19,195 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:48:19,195 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:48:19,197 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:48:19,200 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-12 16:48:19,200 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ed879b1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 04:48:19, skipping insertion in model container [2024-09-12 16:48:19,201 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 16:48:19,202 INFO L158 Benchmark]: Toolchain (without parser) took 842.03ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 106.2MB in the end (delta: 66.3MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-12 16:48:19,203 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 16:48:19,203 INFO L158 Benchmark]: Witness Parser took 0.58ms. Allocated memory is still 203.4MB. Free memory is still 174.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 16:48:19,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.47ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 158.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-12 16:48:19,211 INFO L158 Benchmark]: Boogie Preprocessor took 36.08ms. Allocated memory is still 203.4MB. Free memory was 158.6MB in the beginning and 156.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 16:48:19,211 INFO L158 Benchmark]: RCFGBuilder took 307.27ms. Allocated memory is still 203.4MB. Free memory was 156.5MB in the beginning and 141.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-12 16:48:19,214 INFO L158 Benchmark]: Referee took 274.67ms. Allocated memory is still 203.4MB. Free memory was 141.8MB in the beginning and 106.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-09-12 16:48:19,215 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 33. 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 19. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 41. 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 34 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.58ms. Allocated memory is still 203.4MB. Free memory is still 174.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.47ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 158.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.08ms. Allocated memory is still 203.4MB. Free memory was 158.6MB in the beginning and 156.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 307.27ms. Allocated memory is still 203.4MB. Free memory was 156.5MB in the beginning and 141.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 274.67ms. Allocated memory is still 203.4MB. Free memory was 141.8MB in the beginning and 106.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 16:48:19,257 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 Result: TRUE