/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/xcsp/Dubois-025.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 18:03:25,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 18:03:25,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 18:03:25,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 18:03:25,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 18:03:25,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 18:03:25,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 18:03:25,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 18:03:25,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 18:03:25,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 18:03:25,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 18:03:25,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 18:03:25,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 18:03:25,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 18:03:25,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 18:03:25,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 18:03:25,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 18:03:25,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 18:03:25,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 18:03:25,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 18:03:25,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 18:03:25,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 18:03:25,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 18:03:25,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 18:03:25,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 18:03:25,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 18:03:25,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 18:03:25,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 18:03:25,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 18:03:25,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 18:03:25,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 18:03:25,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 18:03:25,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 18:03:25,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 18:03:25,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 18:03:25,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 18:03:25,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 18:03:25,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 18:03:25,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 18:03:25,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 18:03:25,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 18:03:25,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-15 18:03:25,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 18:03:25,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 18:03:25,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 18:03:25,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 18:03:25,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 18:03:25,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 18:03:25,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 18:03:25,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 18:03:25,406 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 18:03:25,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 18:03:25,408 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 18:03:25,409 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 18:03:25,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 18:03:25,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 18:03:25,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 18:03:25,410 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-15 18:03:25,410 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-15 18:03:25,410 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-15 18:03:25,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 18:03:25,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-15 18:03:25,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 18:03:25,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 18:03:25,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 18:03:25,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 18:03:25,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 18:03:25,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 18:03:25,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 18:03:25,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 18:03:25,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 18:03:25,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 18:03:25,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 18:03:26,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 18:03:26,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 18:03:26,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 18:03:26,120 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 18:03:26,121 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 18:03:26,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Dubois-025.c [2022-10-15 18:03:26,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c2d0d200/911d5cc638f140dba786189a58a4f045/FLAG1e489bc08 [2022-10-15 18:03:27,263 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 18:03:27,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-025.c [2022-10-15 18:03:27,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c2d0d200/911d5cc638f140dba786189a58a4f045/FLAG1e489bc08 [2022-10-15 18:03:27,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c2d0d200/911d5cc638f140dba786189a58a4f045 [2022-10-15 18:03:27,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 18:03:27,385 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 18:03:27,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 18:03:27,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 18:03:27,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 18:03:27,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:03:27" (1/1) ... [2022-10-15 18:03:27,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34cd6410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:27, skipping insertion in model container [2022-10-15 18:03:27,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:03:27" (1/1) ... [2022-10-15 18:03:27,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 18:03:27,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 18:03:28,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-025.c[17820,17833] [2022-10-15 18:03:28,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 18:03:28,368 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 18:03:28,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-025.c[17820,17833] [2022-10-15 18:03:28,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 18:03:28,709 INFO L208 MainTranslator]: Completed translation [2022-10-15 18:03:28,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28 WrapperNode [2022-10-15 18:03:28,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 18:03:28,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 18:03:28,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 18:03:28,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 18:03:28,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:28,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:38,177 INFO L138 Inliner]: procedures = 13, calls = 207, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 517 [2022-10-15 18:03:38,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 18:03:38,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 18:03:38,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 18:03:38,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 18:03:38,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:38,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:41,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:41,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:47,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:47,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:48,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:48,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:50,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 18:03:50,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 18:03:50,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 18:03:50,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 18:03:50,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (1/1) ... [2022-10-15 18:03:50,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 18:03:50,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 18:03:50,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 18:03:50,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 18:03:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 18:03:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 18:03:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 18:03:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 18:03:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-10-15 18:03:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-10-15 18:03:51,103 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 18:03:51,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 18:03:59,865 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 18:03:59,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 18:03:59,879 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 18:03:59,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:03:59 BoogieIcfgContainer [2022-10-15 18:03:59,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 18:03:59,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 18:03:59,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 18:03:59,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 18:03:59,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:03:27" (1/3) ... [2022-10-15 18:03:59,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b7add0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:03:59, skipping insertion in model container [2022-10-15 18:03:59,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:03:28" (2/3) ... [2022-10-15 18:03:59,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b7add0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:03:59, skipping insertion in model container [2022-10-15 18:03:59,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:03:59" (3/3) ... [2022-10-15 18:03:59,907 INFO L112 eAbstractionObserver]: Analyzing ICFG Dubois-025.c [2022-10-15 18:03:59,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 18:03:59,935 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-15 18:04:00,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 18:04:00,027 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5a13d976, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 18:04:00,028 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-15 18:04:00,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 287 states, 83 states have (on average 1.036144578313253) internal successors, (86), 85 states have internal predecessors, (86), 200 states have call successors, (200), 1 states have call predecessors, (200), 1 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2022-10-15 18:04:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2022-10-15 18:04:00,133 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 18:04:00,136 INFO L195 NwaCegarLoop]: trace histogram [200, 200, 200, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 18:04:00,137 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2022-10-15 18:04:00,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 18:04:00,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1611514309, now seen corresponding path program 1 times [2022-10-15 18:04:00,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 18:04:00,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072693721] [2022-10-15 18:04:00,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 18:04:00,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms