/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/aim-100-1-6-unsat-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 18:06:18,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 18:06:18,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 18:06:18,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 18:06:18,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 18:06:18,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 18:06:18,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 18:06:18,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 18:06:18,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 18:06:18,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 18:06:18,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 18:06:18,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 18:06:18,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 18:06:18,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 18:06:18,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 18:06:18,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 18:06:18,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 18:06:18,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 18:06:18,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 18:06:18,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 18:06:18,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 18:06:18,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 18:06:18,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 18:06:18,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 18:06:18,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 18:06:18,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 18:06:18,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 18:06:18,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 18:06:18,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 18:06:18,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 18:06:18,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 18:06:18,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 18:06:18,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 18:06:18,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 18:06:18,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 18:06:18,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 18:06:18,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 18:06:18,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 18:06:18,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 18:06:18,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 18:06:18,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 18:06:18,204 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 18:06:18,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 18:06:18,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 18:06:18,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 18:06:18,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 18:06:18,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 18:06:18,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 18:06:18,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 18:06:18,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 18:06:18,242 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 18:06:18,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 18:06:18,242 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 18:06:18,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 18:06:18,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 18:06:18,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 18:06:18,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 18:06:18,243 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-15 18:06:18,244 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-15 18:06:18,244 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-15 18:06:18,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 18:06:18,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-15 18:06:18,244 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 18:06:18,245 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 18:06:18,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 18:06:18,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 18:06:18,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 18:06:18,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 18:06:18,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 18:06:18,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 18:06:18,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 18:06:18,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 18:06:18,247 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 18:06:18,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 18:06:18,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 18:06:18,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 18:06:18,695 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 18:06:18,696 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 18:06:18,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/aim-100-1-6-unsat-2.c [2022-10-15 18:06:18,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1400e0e8/29eff0a38c2642cbacfc11ae437cfdd2/FLAG42eca6010 [2022-10-15 18:06:19,512 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 18:06:19,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/aim-100-1-6-unsat-2.c [2022-10-15 18:06:19,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1400e0e8/29eff0a38c2642cbacfc11ae437cfdd2/FLAG42eca6010 [2022-10-15 18:06:19,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1400e0e8/29eff0a38c2642cbacfc11ae437cfdd2 [2022-10-15 18:06:19,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 18:06:19,756 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 18:06:19,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 18:06:19,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 18:06:19,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 18:06:19,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:06:19" (1/1) ... [2022-10-15 18:06:19,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6cb7ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:19, skipping insertion in model container [2022-10-15 18:06:19,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:06:19" (1/1) ... [2022-10-15 18:06:19,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 18:06:19,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 18:06:20,277 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/aim-100-1-6-unsat-2.c[19008,19021] [2022-10-15 18:06:20,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 18:06:20,303 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 18:06:20,392 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/aim-100-1-6-unsat-2.c[19008,19021] [2022-10-15 18:06:20,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 18:06:20,425 INFO L208 MainTranslator]: Completed translation [2022-10-15 18:06:20,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20 WrapperNode [2022-10-15 18:06:20,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 18:06:20,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 18:06:20,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 18:06:20,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 18:06:20,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,643 INFO L138 Inliner]: procedures = 13, calls = 357, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 767 [2022-10-15 18:06:20,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 18:06:20,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 18:06:20,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 18:06:20,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 18:06:20,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 18:06:20,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 18:06:20,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 18:06:20,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 18:06:20,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (1/1) ... [2022-10-15 18:06:20,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 18:06:20,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 18:06:20,864 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 18:06:20,875 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 18:06:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 18:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 18:06:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 18:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 18:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-10-15 18:06:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-10-15 18:06:21,125 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 18:06:21,128 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 18:06:22,242 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 18:06:22,269 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 18:06:22,269 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 18:06:22,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:06:22 BoogieIcfgContainer [2022-10-15 18:06:22,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 18:06:22,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 18:06:22,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 18:06:22,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 18:06:22,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:06:19" (1/3) ... [2022-10-15 18:06:22,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c47cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:06:22, skipping insertion in model container [2022-10-15 18:06:22,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:06:20" (2/3) ... [2022-10-15 18:06:22,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c47cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:06:22, skipping insertion in model container [2022-10-15 18:06:22,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:06:22" (3/3) ... [2022-10-15 18:06:22,288 INFO L112 eAbstractionObserver]: Analyzing ICFG aim-100-1-6-unsat-2.c [2022-10-15 18:06:22,314 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 18:06:22,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-15 18:06:22,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 18:06:22,444 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;@23cc4501, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 18:06:22,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-15 18:06:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 462 states, 108 states have (on average 1.0277777777777777) internal successors, (111), 110 states have internal predecessors, (111), 350 states have call successors, (350), 1 states have call predecessors, (350), 1 states have return successors, (350), 350 states have call predecessors, (350), 350 states have call successors, (350) [2022-10-15 18:06:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1854 [2022-10-15 18:06:22,618 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 18:06:22,620 INFO L195 NwaCegarLoop]: trace histogram [350, 350, 350, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:06:22,621 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2022-10-15 18:06:22,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 18:06:22,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1120719200, now seen corresponding path program 1 times [2022-10-15 18:06:22,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 18:06:22,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681519552] [2022-10-15 18:06:22,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 18:06:22,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 18:06:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat