./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/hh2012-ex3.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.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/hh2012-ex3.i ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.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 20:47:11,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:47:11,565 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:47:11,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:47:11,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:47:11,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:47:11,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:47:11,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:47:11,590 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:47:11,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:47:11,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:47:11,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:47:11,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:47:11,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:47:11,593 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:47:11,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:47:11,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:47:11,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:47:11,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:47:11,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:47:11,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:47:11,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:47:11,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:47:11,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:47:11,597 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:47:11,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:47:11,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:47:11,598 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:47:11,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:47:11,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:47:11,599 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:47:11,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:47:11,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:11,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:47:11,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:47:11,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:47:11,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:47:11,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:47:11,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:47:11,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:47:11,602 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:47:11,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:47:11,603 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:47:11,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:47:11,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:47:11,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:47:11,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:47:11,906 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:47:11,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-11 20:47:13,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:47:13,477 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:47:13,477 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-11 20:47:13,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c7a3a59f1/16bcf45d8e4346ed88ad5bb7d7c45c6a/FLAGb011b5884 [2024-09-11 20:47:13,860 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c7a3a59f1/16bcf45d8e4346ed88ad5bb7d7c45c6a [2024-09-11 20:47:13,863 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:47:13,864 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:47:13,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml [2024-09-11 20:47:13,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:47:13,915 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:47:13,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:13,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:47:13,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:47:13,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:13" (1/2) ... [2024-09-11 20:47:13,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a53b197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:13, skipping insertion in model container [2024-09-11 20:47:13,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:13" (1/2) ... [2024-09-11 20:47:13,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c3664d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:13, skipping insertion in model container [2024-09-11 20:47:13,926 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 08:47:13" (2/2) ... [2024-09-11 20:47:13,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a53b197 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:13, skipping insertion in model container [2024-09-11 20:47:13,927 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 08:47:13" (2/2) ... [2024-09-11 20:47:13,935 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:47:13,935 INFO L1541 ArrayList]: Loop invariant at [L18-L25] ((((i <= 3) && (0 <= i)) && (j == 0)) || ((((j <= 4) && (1 <= j)) && (i <= (3 + j))) && (j <= i))) [2024-09-11 20:47:13,935 INFO L1541 ArrayList]: Loop invariant at [L16-L31] (0 < ((long long) i + 1)) [2024-09-11 20:47:13,936 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:47:13,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:47:14,133 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/hh2012-ex3.i[799,812] [2024-09-11 20:47:14,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:14,152 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:47:14,186 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/hh2012-ex3.i[799,812] Start Parsing Local Start Parsing Local [2024-09-11 20:47:14,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:14,211 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:47:14,211 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14 WrapperNode [2024-09-11 20:47:14,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:14,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:47:14,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:47:14,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:47:14,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,234 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,249 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 20:47:14,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:47:14,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:47:14,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:47:14,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:47:14,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (1/1) ... [2024-09-11 20:47:14,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:14,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:47:14,305 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 20:47:14,308 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 20:47:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:47:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:47:14,352 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:47:14,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:47:14,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:47:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:47:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-11 20:47:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-11 20:47:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:47:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:47:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:47:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:47:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:47:14,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:47:14,444 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:47:14,450 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:47:14,669 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:47:14,706 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-09-11 20:47:14,706 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:47:14,725 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:47:14,725 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:47:14,726 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:14 BoogieIcfgContainer [2024-09-11 20:47:14,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:47:14,727 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:47:14,727 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:47:14,727 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:47:14,728 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:47:13" (1/4) ... [2024-09-11 20:47:14,728 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29fae092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:14, skipping insertion in model container [2024-09-11 20:47:14,728 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 08:47:13" (2/4) ... [2024-09-11 20:47:14,728 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29fae092 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:14, skipping insertion in model container [2024-09-11 20:47:14,729 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:14" (3/4) ... [2024-09-11 20:47:14,729 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29fae092 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:14, skipping insertion in model container [2024-09-11 20:47:14,729 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:14" (4/4) ... [2024-09-11 20:47:14,730 INFO L79 RefereeObserver]: Analyzing ICFG hh2012-ex3.i [2024-09-11 20:47:14,735 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:47:14,736 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-11 20:47:14,736 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:14,736 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:14,736 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:47:14,737 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-11 20:47:14,737 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-11 20:47:14,737 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:47:14,737 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:47:14,737 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 20:47:14,737 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:14,738 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:14,738 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 20:47:14,738 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 20:47:14,738 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:14,739 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, 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location [2024-09-11 20:47:14,781 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-11 20:47:14,781 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,782 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,782 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,783 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,784 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,802 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:47:14,803 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,804 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,804 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,804 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,810 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,830 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:14,852 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:14,853 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,854 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,854 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,858 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:14,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,859 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,859 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,859 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,859 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,862 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:14,872 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:14,872 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,872 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,873 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,873 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,873 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,878 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-11 20:47:14,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,879 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,879 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,881 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,884 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:14,893 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:47:14,893 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,894 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,894 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,894 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,894 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,917 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:47:14,917 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,917 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,917 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,917 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,918 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,920 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:14,929 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:14,929 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,929 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,929 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,930 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,932 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:14,932 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,933 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,933 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,933 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,933 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,935 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:14,944 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:47:14,944 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,945 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,945 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,945 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,954 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:47:14,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,954 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,955 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,955 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,957 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:14,964 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:47:14,964 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,964 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,964 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,971 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding [2024-09-11 20:47:14,971 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,971 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:14,971 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:14,971 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:14,973 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:14,975 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:14,986 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-11 20:47:14,986 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:14,986 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:14,986 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:14,986 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:14,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:14,999 INFO L101 BaseMinimizeStates]: Removed 21 edges and 7 locations by large block encoding [2024-09-11 20:47:14,999 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,000 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,000 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,000 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,002 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,005 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:15,018 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:47:15,018 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,019 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,019 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,019 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,021 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:47:15,021 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,021 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,021 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,022 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,022 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,026 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:15,035 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:47:15,035 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,035 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,035 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,036 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,036 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,043 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:47:15,044 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,044 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,044 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,044 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,044 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,047 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:15,054 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:47:15,055 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,055 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,055 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,055 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,059 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:47:15,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,059 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,060 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,060 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,061 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,064 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:15,072 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:15,072 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,072 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,072 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,073 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,073 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,076 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:47:15,077 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,077 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,077 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,078 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,080 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:47:15,087 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:15,087 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,087 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,088 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,088 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,088 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,089 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:15,090 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,090 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,091 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,091 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,091 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,094 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:47:15,102 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:47:15,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:15,102 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:15,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:15,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:15,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,108 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:47:15,108 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:15,108 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:15,109 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:15,109 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:15,109 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:15,111 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:15,115 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:47:15,115 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29fae092 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:47:15, skipping insertion in model container [2024-09-11 20:47:15,116 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:47:15,117 INFO L158 Benchmark]: Toolchain (without parser) took 1201.64ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 79.1MB in the end (delta: 59.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-09-11 20:47:15,118 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 169.9MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:15,118 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 169.9MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:15,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.42ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 125.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:15,119 INFO L158 Benchmark]: Boogie Preprocessor took 53.17ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 123.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:47:15,120 INFO L158 Benchmark]: RCFGBuilder took 454.73ms. Allocated memory is still 169.9MB. Free memory was 123.0MB in the beginning and 130.6MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-11 20:47:15,120 INFO L158 Benchmark]: Referee took 389.11ms. Allocated memory is still 169.9MB. Free memory was 130.6MB in the beginning and 79.1MB in the end (delta: 51.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-11 20:47:15,123 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 23. 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 18 to check that procedure precondition always holds at line 18. 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 18 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 26. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 22. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 169.9MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 169.9MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.42ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 125.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.17ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 123.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.73ms. Allocated memory is still 169.9MB. Free memory was 123.0MB in the beginning and 130.6MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 389.11ms. Allocated memory is still 169.9MB. Free memory was 130.6MB in the beginning and 79.1MB in the end (delta: 51.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:47:15,150 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/hh2012-ex3.i ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.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 20:47:17,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:47:17,398 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:47:17,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:47:17,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:47:17,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:47:17,441 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:47:17,441 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:47:17,442 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:47:17,442 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:47:17,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:47:17,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:47:17,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:47:17,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:47:17,446 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:47:17,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:47:17,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:47:17,449 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:47:17,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:47:17,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:47:17,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:47:17,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:47:17,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:47:17,451 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:47:17,451 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:47:17,451 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:47:17,451 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:47:17,452 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:47:17,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:47:17,452 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:47:17,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:47:17,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:47:17,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:47:17,456 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:47:17,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:17,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:47:17,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:47:17,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:47:17,457 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:47:17,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:47:17,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:47:17,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:47:17,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:47:17,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:47:17,459 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:47:17,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:47:17,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:47:17,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:47:17,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:47:17,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:47:17,771 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:47:17,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-11 20:47:19,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:47:19,554 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:47:19,555 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-11 20:47:19,561 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/dfd9a8af7/da7cd750be904890a1693bf09f423dd1/FLAG402250314 [2024-09-11 20:47:19,933 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/dfd9a8af7/da7cd750be904890a1693bf09f423dd1 [2024-09-11 20:47:19,934 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:47:19,935 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:47:19,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml [2024-09-11 20:47:19,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:47:19,979 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:47:19,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:19,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:47:19,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:47:19,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:19" (1/2) ... [2024-09-11 20:47:19,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7463c86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:47:19" (1/2) ... [2024-09-11 20:47:19,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@426178e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,993 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 08:47:19" (2/2) ... [2024-09-11 20:47:19,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7463c86e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:19, skipping insertion in model container [2024-09-11 20:47:19,993 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 08:47:19" (2/2) ... [2024-09-11 20:47:20,005 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:47:20,006 INFO L1541 ArrayList]: Loop invariant at [L18-L25] ((((i <= 3) && (0 <= i)) && (j == 0)) || ((((j <= 4) && (1 <= j)) && (i <= (3 + j))) && (j <= i))) [2024-09-11 20:47:20,006 INFO L1541 ArrayList]: Loop invariant at [L16-L31] (0 < ((long long) i + 1)) [2024-09-11 20:47:20,007 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:47:20,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:47:20,185 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/hh2012-ex3.i[799,812] [2024-09-11 20:47:20,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:20,226 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:47:20,264 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/hh2012-ex3.i[799,812] Start Parsing Local Start Parsing Local [2024-09-11 20:47:20,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:20,297 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:47:20,297 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20 WrapperNode [2024-09-11 20:47:20,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:20,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:47:20,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:47:20,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:47:20,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,320 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,330 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 20:47:20,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:47:20,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:47:20,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:47:20,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:47:20,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (1/1) ... [2024-09-11 20:47:20,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:20,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:47:20,398 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 20:47:20,404 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 20:47:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:47:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:47:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:47:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:47:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:47:20,532 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:47:20,534 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:47:20,704 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:47:20,743 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-09-11 20:47:20,743 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:47:20,775 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:47:20,776 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:47:20,776 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:20 BoogieIcfgContainer [2024-09-11 20:47:20,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:47:20,777 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:47:20,777 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:47:20,778 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:47:20,778 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:47:19" (1/4) ... [2024-09-11 20:47:20,779 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ef7a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:20, skipping insertion in model container [2024-09-11 20:47:20,779 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 08:47:19" (2/4) ... [2024-09-11 20:47:20,779 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ef7a98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:20, skipping insertion in model container [2024-09-11 20:47:20,779 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:47:20" (3/4) ... [2024-09-11 20:47:20,780 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ef7a98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:20, skipping insertion in model container [2024-09-11 20:47:20,780 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:20" (4/4) ... [2024-09-11 20:47:20,781 INFO L79 RefereeObserver]: Analyzing ICFG hh2012-ex3.i [2024-09-11 20:47:20,785 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:47:20,785 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-11 20:47:20,785 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:47:20,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:47:20,786 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 20:47:20,787 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:20,787 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:20,787 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 20:47:20,787 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 20:47:20,787 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:20,787 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:47:20,852 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-11 20:47:20,854 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:20,854 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:20,855 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:20,856 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:20,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,885 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:47:20,886 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,886 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:20,886 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:20,887 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:20,895 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:20,910 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:20,932 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:20,932 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:20,932 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:20,933 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:20,933 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:20,933 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,940 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:20,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,944 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:20,944 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:20,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:20,945 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:20,951 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:20,974 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:20,974 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:20,975 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:20,976 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:20,976 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:20,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,982 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-11 20:47:20,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:20,983 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:20,983 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:20,983 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:20,985 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:20,988 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:20,999 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:47:21,000 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,000 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,000 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,027 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:47:21,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,030 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,031 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,031 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,031 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,042 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:21,074 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:21,074 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,074 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,075 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,075 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,075 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,078 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:21,078 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,078 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,079 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,079 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,079 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,088 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:21,102 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:47:21,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,102 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,116 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:47:21,117 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,117 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,118 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,118 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,118 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,123 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:21,133 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:47:21,134 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,134 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,134 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,134 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,142 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding [2024-09-11 20:47:21,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,142 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,143 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,143 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,145 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,148 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:21,157 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-11 20:47:21,158 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,158 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,158 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,158 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,159 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,176 INFO L101 BaseMinimizeStates]: Removed 21 edges and 7 locations by large block encoding [2024-09-11 20:47:21,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,176 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,177 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,177 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,180 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,186 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:21,193 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:47:21,194 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,194 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,194 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,194 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,194 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,195 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:47:21,196 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,196 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,196 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,196 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,196 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,200 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:21,208 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:47:21,208 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,208 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,208 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,209 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,209 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,216 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:47:21,216 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,217 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,217 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,217 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,217 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,223 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:21,230 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:47:21,230 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,231 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,231 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,231 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,231 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,233 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:47:21,240 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,240 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,240 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,240 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,241 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,244 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:21,250 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:21,251 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,251 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,251 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,251 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,253 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:47:21,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,254 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,254 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,254 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,254 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,256 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:47:21,261 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:21,261 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,261 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,262 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,262 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,262 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,263 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:21,263 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,263 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,263 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,263 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,263 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,265 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:47:21,271 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:47:21,271 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:21,271 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:21,271 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:21,271 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:21,272 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,276 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:47:21,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:21,276 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:21,277 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:21,277 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:21,277 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:21,283 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:21,287 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:47:21,287 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ef7a98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:47:21, skipping insertion in model container [2024-09-11 20:47:21,287 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:47:21,289 INFO L158 Benchmark]: Toolchain (without parser) took 1308.94ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 51.1MB in the end (delta: -4.5MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-09-11 20:47:21,291 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 52.4MB. Free memory is still 29.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:21,291 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:21,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.46ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 32.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:21,292 INFO L158 Benchmark]: Boogie Preprocessor took 68.41ms. Allocated memory is still 69.2MB. Free memory was 32.6MB in the beginning and 48.2MB in the end (delta: -15.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:47:21,293 INFO L158 Benchmark]: RCFGBuilder took 408.81ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 32.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:21,294 INFO L158 Benchmark]: Referee took 510.34ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 51.1MB in the end (delta: -18.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:21,297 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 exit of procedure __VERIFIER_assert. 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 18 to check that procedure precondition always holds at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 26. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 22. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87ms. Allocated memory is still 52.4MB. Free memory is still 29.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.46ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 32.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.41ms. Allocated memory is still 69.2MB. Free memory was 32.6MB in the beginning and 48.2MB in the end (delta: -15.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 408.81ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 32.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 510.34ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 51.1MB in the end (delta: -18.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:47:21,330 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: UNKNOWN