./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/mine2017-ex4.10.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/mine2017-ex4.10.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-lit/mine2017-ex4.10.i ../results/automizer-verification-files/SV-COMP24_unreach-call/mine2017-ex4.10.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 20:47:16,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:47:16,336 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:47:16,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:47:16,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:47:16,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:47:16,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:47:16,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:47:16,360 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:47:16,364 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:47:16,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:47:16,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:47:16,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:47:16,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:47:16,367 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:47:16,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:47:16,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:47:16,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:47:16,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:47:16,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:47:16,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:47:16,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:47:16,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:47:16,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:47:16,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:47:16,370 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:47:16,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:47:16,371 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:47:16,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:47:16,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:47:16,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:47:16,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:47:16,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:16,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:47:16,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:47:16,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:47:16,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:47:16,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:47:16,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:47:16,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:47:16,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:47:16,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:47:16,375 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:47:16,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:47:16,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:47:16,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:47:16,684 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:47:16,685 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:47:16,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mine2017-ex4.10.yml/witness-2.1.yml [2024-09-11 20:47:16,745 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:47:16,746 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:47:16,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-09-11 20:47:18,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:47:18,425 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:47:18,426 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-09-11 20:47:18,433 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5eb19f734/d46d033c68424564906b78d82766b9ce/FLAG7f7adcad0 [2024-09-11 20:47:18,449 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5eb19f734/d46d033c68424564906b78d82766b9ce [2024-09-11 20:47:18,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:47:18,451 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:47:18,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:18,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:47:18,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:47:18,457 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 08:47:16" (1/2) ... [2024-09-11 20:47:18,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55933878 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:18, skipping insertion in model container [2024-09-11 20:47:18,458 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 08:47:16" (1/2) ... [2024-09-11 20:47:18,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b7f8be2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:18, skipping insertion in model container [2024-09-11 20:47:18,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:18" (2/2) ... [2024-09-11 20:47:18,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55933878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18, skipping insertion in model container [2024-09-11 20:47:18,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:18" (2/2) ... [2024-09-11 20:47:18,467 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:47:18,467 INFO L1541 ArrayList]: Loop invariant at [L16-L20] ((v <= 52) && (1 <= v)) [2024-09-11 20:47:18,467 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:47:18,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:47:18,648 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-lit/mine2017-ex4.10.i[813,826] [2024-09-11 20:47:18,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:18,667 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:47:18,704 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-lit/mine2017-ex4.10.i[813,826] Start Parsing Local [2024-09-11 20:47:18,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:18,724 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:47:18,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18 WrapperNode [2024-09-11 20:47:18,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:18,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:47:18,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:47:18,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:47:18,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,743 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,749 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 20:47:18,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:47:18,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:47:18,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:47:18,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:47:18,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (1/1) ... [2024-09-11 20:47:18,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:18,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:47:18,786 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 20:47:18,788 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 20:47:18,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:47:18,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:47:18,827 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:47:18,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:47:18,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:47:18,827 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:47:18,827 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-11 20:47:18,827 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-11 20:47:18,827 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:47:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:47:18,884 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:47:18,886 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:47:18,967 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:47:18,999 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-09-11 20:47:18,999 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:47:19,019 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:47:19,019 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:47:19,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:19 BoogieIcfgContainer [2024-09-11 20:47:19,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:47:19,020 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:47:19,020 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:47:19,021 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:47:19,021 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 08:47:16" (1/4) ... [2024-09-11 20:47:19,021 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d75d84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,021 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:47:18" (2/4) ... [2024-09-11 20:47:19,022 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d75d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,022 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:18" (3/4) ... [2024-09-11 20:47:19,022 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d75d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,022 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:19" (4/4) ... [2024-09-11 20:47:19,023 INFO L79 RefereeObserver]: Analyzing ICFG mine2017-ex4.10.i [2024-09-11 20:47:19,027 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:19,028 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 20:47:19,028 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 20:47:19,028 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:19,029 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 4 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:47:19,071 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:47:19,073 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,073 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,074 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,074 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,076 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,094 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:47:19,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,097 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,097 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,098 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,098 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,119 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:19,136 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:47:19,136 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,137 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,137 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,137 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,137 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,152 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:47:19,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,157 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,157 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,162 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:19,169 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:47:19,170 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,170 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,170 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,170 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,170 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,173 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:47:19,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,175 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,175 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,179 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:19,189 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:19,192 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,192 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,193 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,193 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,193 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,195 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:19,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,199 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,199 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,200 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,200 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,202 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:19,208 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:19,209 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,209 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,209 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,209 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,213 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-11 20:47:19,213 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,214 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,214 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,214 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,218 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,226 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:19,236 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:19,240 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,240 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,240 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,240 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,241 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,243 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:47:19,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,243 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,243 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,243 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,244 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,247 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:47:19,257 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:19,259 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,260 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,260 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,260 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,260 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,261 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:19,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,261 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,261 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,262 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,263 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:47:19,271 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:47:19,272 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:19,272 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:19,272 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:19,273 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:19,273 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,278 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:47:19,279 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:19,279 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:19,279 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:19,279 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:19,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:19,284 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:19,288 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:47:19,288 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d75d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,289 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:47:19,291 INFO L158 Benchmark]: Toolchain (without parser) took 838.54ms. Allocated memory is still 169.9MB. Free memory was 138.5MB in the beginning and 92.5MB in the end (delta: 46.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-09-11 20:47:19,292 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 169.9MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:19,293 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 169.9MB. Free memory is still 140.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:19,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.84ms. Allocated memory is still 169.9MB. Free memory was 138.5MB in the beginning and 125.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:47:19,294 INFO L158 Benchmark]: Boogie Preprocessor took 31.03ms. Allocated memory is still 169.9MB. Free memory was 125.4MB in the beginning and 123.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:19,295 INFO L158 Benchmark]: RCFGBuilder took 261.93ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 110.7MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:19,296 INFO L158 Benchmark]: Referee took 268.49ms. Allocated memory is still 169.9MB. Free memory was 110.7MB in the beginning and 92.5MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:47:19,299 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 16 to check that procedure precondition always holds at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to check that procedure precondition always holds at line 19. 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 16 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to check that procedure precondition always holds at line 17. 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 13. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 169.9MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.92ms. Allocated memory is still 169.9MB. Free memory is still 140.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.84ms. Allocated memory is still 169.9MB. Free memory was 138.5MB in the beginning and 125.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.03ms. Allocated memory is still 169.9MB. Free memory was 125.4MB in the beginning and 123.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 261.93ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 110.7MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 268.49ms. Allocated memory is still 169.9MB. Free memory was 110.7MB in the beginning and 92.5MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:47:19,329 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-lit/mine2017-ex4.10.i ../results/automizer-verification-files/SV-COMP24_unreach-call/mine2017-ex4.10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.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 20:47:21,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:47:21,537 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:47:21,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:47:21,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:47:21,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:47:21,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:47:21,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:47:21,577 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:47:21,577 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:47:21,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:47:21,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:47:21,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:47:21,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:47:21,579 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:47:21,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:47:21,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:47:21,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:47:21,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:47:21,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:47:21,582 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:47:21,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:47:21,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:47:21,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:47:21,583 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:47:21,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:47:21,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:47:21,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:47:21,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:47:21,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:47:21,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:47:21,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:47:21,586 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:47:21,586 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:47:21,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:21,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:47:21,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:47:21,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:47:21,588 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:47:21,588 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:47:21,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:47:21,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:47:21,593 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:47:21,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:47:21,593 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:47:21,594 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:47:21,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:47:21,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:47:21,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:47:21,930 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:47:21,931 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:47:21,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mine2017-ex4.10.yml/witness-2.1.yml [2024-09-11 20:47:21,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:47:21,995 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:47:21,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-09-11 20:47:23,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:47:23,620 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:47:23,621 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/mine2017-ex4.10.i [2024-09-11 20:47:23,628 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e5156d8f8/22f10de04f494235b6e755b243aa1193/FLAG5f64fb182 [2024-09-11 20:47:23,645 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e5156d8f8/22f10de04f494235b6e755b243aa1193 [2024-09-11 20:47:23,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:47:23,647 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:47:23,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:23,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:47:23,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:47:23,655 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 08:47:21" (1/2) ... [2024-09-11 20:47:23,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d3d13a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:23, skipping insertion in model container [2024-09-11 20:47:23,656 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 08:47:21" (1/2) ... [2024-09-11 20:47:23,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b7029e2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:23, skipping insertion in model container [2024-09-11 20:47:23,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:23" (2/2) ... [2024-09-11 20:47:23,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d3d13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23, skipping insertion in model container [2024-09-11 20:47:23,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:23" (2/2) ... [2024-09-11 20:47:23,670 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:47:23,671 INFO L1541 ArrayList]: Loop invariant at [L16-L20] ((v <= 52) && (1 <= v)) [2024-09-11 20:47:23,671 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:47:23,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:47:23,843 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-lit/mine2017-ex4.10.i[813,826] [2024-09-11 20:47:23,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:23,878 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:47:23,929 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-lit/mine2017-ex4.10.i[813,826] Start Parsing Local [2024-09-11 20:47:23,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:23,951 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:47:23,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23 WrapperNode [2024-09-11 20:47:23,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:23,953 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:47:23,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:47:23,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:47:23,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,973 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,982 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 20:47:23,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:23,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:24,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:47:24,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:47:24,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:47:24,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:47:24,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (1/1) ... [2024-09-11 20:47:24,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:24,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:47:24,032 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 20:47:24,035 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 20:47:24,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:47:24,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:47:24,085 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:47:24,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:47:24,085 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:47:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:47:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-11 20:47:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-11 20:47:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:47:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:47:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:47:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:47:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:47:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:47:24,168 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:47:24,170 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:47:24,300 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:47:24,346 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-09-11 20:47:24,346 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:47:24,372 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:47:24,373 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:47:24,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:24 BoogieIcfgContainer [2024-09-11 20:47:24,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:47:24,374 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:47:24,374 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:47:24,375 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:47:24,375 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 08:47:21" (1/4) ... [2024-09-11 20:47:24,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a2376ee and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:24, skipping insertion in model container [2024-09-11 20:47:24,376 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:47:23" (2/4) ... [2024-09-11 20:47:24,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a2376ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:24, skipping insertion in model container [2024-09-11 20:47:24,376 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:23" (3/4) ... [2024-09-11 20:47:24,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a2376ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:24, skipping insertion in model container [2024-09-11 20:47:24,377 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:24" (4/4) ... [2024-09-11 20:47:24,378 INFO L79 RefereeObserver]: Analyzing ICFG mine2017-ex4.10.i [2024-09-11 20:47:24,384 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:47:24,385 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:24,385 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:47:24,386 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:47:24,386 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:24,386 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:24,386 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 20:47:24,389 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 20:47:24,390 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-1 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:24,390 INFO L130 InvariantChecker]: Will check 4 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:47:24,437 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:47:24,438 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,438 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,439 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,440 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,447 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,473 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:47:24,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,479 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,497 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:24,513 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:47:24,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,514 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,514 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,521 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:47:24,521 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,522 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,522 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,522 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,522 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,525 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:24,533 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:47:24,533 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,534 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,534 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,534 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,536 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:47:24,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,537 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,537 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,537 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,537 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,542 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:24,550 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:24,550 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,551 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,551 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,551 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,551 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,553 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:24,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,553 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,554 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,554 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,554 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,556 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:24,563 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:24,563 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,563 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,563 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,563 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,564 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,572 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-11 20:47:24,572 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,573 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,573 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,573 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,578 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,582 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:24,593 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:24,597 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,597 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,598 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,598 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,598 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,603 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:47:24,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,604 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,604 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,604 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,605 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,607 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:47:24,615 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:24,615 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,615 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,617 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:24,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,617 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,617 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,617 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,618 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,619 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:47:24,632 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:47:24,633 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:24,633 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:24,633 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:24,633 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:24,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,635 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:47:24,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:24,636 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:24,636 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:24,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:24,637 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:24,639 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-1 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:24,643 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:47:24,644 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a2376ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:47:24, skipping insertion in model container [2024-09-11 20:47:24,644 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:47:24,646 INFO L158 Benchmark]: Toolchain (without parser) took 997.44ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 36.4MB in the end (delta: 10.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-09-11 20:47:24,647 INFO L158 Benchmark]: Witness Parser took 1.15ms. Allocated memory is still 50.3MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:24,647 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 25.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:24,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.35ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 52.8MB in the end (delta: -6.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-09-11 20:47:24,649 INFO L158 Benchmark]: Boogie Preprocessor took 48.36ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:47:24,649 INFO L158 Benchmark]: RCFGBuilder took 370.39ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 37.3MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:24,651 INFO L158 Benchmark]: Referee took 270.18ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 36.4MB in the end (delta: 954.9kB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-09-11 20:47:24,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 16 to check that procedure precondition always holds at line 19. Annotation is valid for all loop-free paths from loop head at line 16 to check that procedure precondition always holds at line 16. 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 16 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to check that procedure precondition always holds at line 17. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 1.15ms. Allocated memory is still 50.3MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 25.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.35ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 52.8MB in the end (delta: -6.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.36ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.39ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 37.3MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 270.18ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 36.4MB in the end (delta: 954.9kB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:47:24,681 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN