/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 05:34:38,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 05:34:38,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 05:34:38,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 05:34:38,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 05:34:38,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 05:34:38,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 05:34:38,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 05:34:38,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 05:34:38,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 05:34:38,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 05:34:38,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 05:34:38,503 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 05:34:38,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 05:34:38,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 05:34:38,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 05:34:38,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 05:34:38,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 05:34:38,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 05:34:38,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 05:34:38,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 05:34:38,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 05:34:38,514 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 05:34:38,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 05:34:38,514 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 05:34:38,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 05:34:38,514 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 05:34:38,515 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 05:34:38,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 05:34:38,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 05:34:38,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 05:34:38,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 05:34:38,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 05:34:38,516 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 05:34:38,517 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 05:34:38,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 05:34:38,517 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 05:34:38,517 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 05:34:38,517 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 05:34:38,517 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD [2024-05-05 05:34:38,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 05:34:38,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 05:34:38,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 05:34:38,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 05:34:38,731 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 05:34:38,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:34:39,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 05:34:40,047 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 05:34:40,061 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:34:40,073 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7ab940a15/f07f9c1b30cf4115929ad2d2db527f34/FLAG56a8a8d17 [2024-05-05 05:34:40,083 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7ab940a15/f07f9c1b30cf4115929ad2d2db527f34 [2024-05-05 05:34:40,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 05:34:40,086 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 05:34:40,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 05:34:40,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 05:34:40,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 05:34:40,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505dce67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40, skipping insertion in model container [2024-05-05 05:34:40,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 05:34:40,250 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-05 05:34:40,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 05:34:40,383 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 05:34:40,393 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-05 05:34:40,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 05:34:40,480 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 05:34:40,480 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 05:34:40,486 INFO L206 MainTranslator]: Completed translation [2024-05-05 05:34:40,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40 WrapperNode [2024-05-05 05:34:40,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 05:34:40,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 05:34:40,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 05:34:40,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 05:34:40,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,542 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-05 05:34:40,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 05:34:40,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 05:34:40,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 05:34:40,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 05:34:40,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 05:34:40,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 05:34:40,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 05:34:40,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 05:34:40,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (1/1) ... [2024-05-05 05:34:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 05:34:40,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 05:34:40,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 05:34:40,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 05:34:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 05:34:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 05:34:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 05:34:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-05 05:34:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 05:34:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 05:34:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 05:34:40,652 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 05:34:40,766 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 05:34:40,767 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 05:34:40,925 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 05:34:40,934 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 05:34:40,934 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 05:34:40,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 05:34:40 BoogieIcfgContainer [2024-05-05 05:34:40,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 05:34:40,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 05:34:40,938 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 05:34:40,941 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 05:34:40,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 05:34:40" (1/3) ... [2024-05-05 05:34:40,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bc215e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 05:34:40, skipping insertion in model container [2024-05-05 05:34:40,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:34:40" (2/3) ... [2024-05-05 05:34:40,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bc215e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 05:34:40, skipping insertion in model container [2024-05-05 05:34:40,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 05:34:40" (3/3) ... [2024-05-05 05:34:40,943 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:34:40,951 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 05:34:40,965 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 05:34:40,966 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 05:34:40,966 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 05:34:41,007 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 05:34:41,044 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 05:34:41,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 05:34:41,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 05:34:41,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 05:34:41,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 05:34:41,089 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 05:34:41,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:41,103 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 05:34:41,110 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=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@8b3549f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 05:34:41,111 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 05:34:41,153 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:41,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:41,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-05 05:34:41,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:41,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305742406] [2024-05-05 05:34:41,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:41,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:41,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:41,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305742406] [2024-05-05 05:34:41,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305742406] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:41,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:41,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 05:34:41,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402252749] [2024-05-05 05:34:41,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:41,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 05:34:41,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:41,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 05:34:41,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 05:34:41,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:41,486 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:41,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:41,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:41,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:41,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 05:34:41,505 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:41,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:41,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-05 05:34:41,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:41,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014823553] [2024-05-05 05:34:41,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:41,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:41,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:41,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:41,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014823553] [2024-05-05 05:34:41,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014823553] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:41,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:41,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 05:34:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614836970] [2024-05-05 05:34:41,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:41,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 05:34:41,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:41,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 05:34:41,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-05 05:34:41,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:41,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:41,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:41,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:41,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:42,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 05:34:42,206 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:42,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:42,206 INFO L85 PathProgramCache]: Analyzing trace with hash -380069440, now seen corresponding path program 1 times [2024-05-05 05:34:42,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:42,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325154881] [2024-05-05 05:34:42,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:42,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:42,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:42,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325154881] [2024-05-05 05:34:42,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325154881] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:42,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:42,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 05:34:42,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489951207] [2024-05-05 05:34:42,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:42,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 05:34:42,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:42,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 05:34:42,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-05 05:34:42,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:42,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:42,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:42,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:42,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:42,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:42,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 05:34:42,819 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:42,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:42,820 INFO L85 PathProgramCache]: Analyzing trace with hash -906602203, now seen corresponding path program 1 times [2024-05-05 05:34:42,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:42,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989855471] [2024-05-05 05:34:42,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:42,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:43,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:43,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989855471] [2024-05-05 05:34:43,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989855471] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:43,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:43,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 05:34:43,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418766560] [2024-05-05 05:34:43,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:43,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 05:34:43,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:43,253 INFO L85 PathProgramCache]: Analyzing trace with hash -2043257170, now seen corresponding path program 1 times [2024-05-05 05:34:43,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:43,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:43,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:43,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:43,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:43,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1312176667, now seen corresponding path program 1 times [2024-05-05 05:34:43,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:43,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:43,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:43,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 05:34:43,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-05-05 05:34:43,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:43,548 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:43,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:43,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:43,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:43,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:43,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:34:44,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-05 05:34:44,104 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:44,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:44,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1856835031, now seen corresponding path program 2 times [2024-05-05 05:34:44,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:44,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212959852] [2024-05-05 05:34:44,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:44,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:44,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:44,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212959852] [2024-05-05 05:34:44,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212959852] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:44,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:44,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 05:34:44,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352171245] [2024-05-05 05:34:44,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:44,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 05:34:44,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:44,319 INFO L85 PathProgramCache]: Analyzing trace with hash 492835644, now seen corresponding path program 2 times [2024-05-05 05:34:44,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:44,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:44,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:44,509 INFO L85 PathProgramCache]: Analyzing trace with hash 2093646707, now seen corresponding path program 2 times [2024-05-05 05:34:44,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:44,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:44,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:44,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-05 05:34:44,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-05 05:34:44,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:44,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:44,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 12.777777777777779) internal successors, (115), 10 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:44,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:44,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:44,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:44,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:34:44,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:45,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:34:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:45,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-05-05 05:34:45,079 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:34:45,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:34:45,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 3 times [2024-05-05 05:34:45,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:34:45,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905559843] [2024-05-05 05:34:45,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:45,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:34:45,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905559843] [2024-05-05 05:34:45,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905559843] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:34:45,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:34:45,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 05:34:45,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221679255] [2024-05-05 05:34:45,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:34:45,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 05:34:45,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:34:45,249 INFO L85 PathProgramCache]: Analyzing trace with hash -2089494718, now seen corresponding path program 1 times [2024-05-05 05:34:45,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,293 INFO L85 PathProgramCache]: Analyzing trace with hash -538947954, now seen corresponding path program 1 times [2024-05-05 05:34:45,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,338 INFO L85 PathProgramCache]: Analyzing trace with hash 472482808, now seen corresponding path program 1 times [2024-05-05 05:34:45,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1210548519, now seen corresponding path program 1 times [2024-05-05 05:34:45,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:45,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:45,555 INFO L85 PathProgramCache]: Analyzing trace with hash 10894173, now seen corresponding path program 1 times [2024-05-05 05:34:45,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:45,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:34:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:34:45,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2104427315, now seen corresponding path program 3 times [2024-05-05 05:34:45,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:34:45,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:34:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:34:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:34:45,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 05:34:45,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-05-05 05:34:45,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:45,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:34:45,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.4) internal successors, (154), 11 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:34:45,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:45,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:45,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:34:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:45,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:46,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:34:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:34:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:34:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 05:34:46,493 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 05:34:46,494 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 05:34:46,494 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 05:34:46,494 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 05:34:46,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-05 05:34:46,498 INFO L448 BasicCegarLoop]: Path program histogram: [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-05 05:34:46,499 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 05:34:46,500 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 05:34:46,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 05:34:46 BasicIcfg [2024-05-05 05:34:46,502 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 05:34:46,503 INFO L158 Benchmark]: Toolchain (without parser) took 6417.09ms. Allocated memory was 271.6MB in the beginning and 486.5MB in the end (delta: 215.0MB). Free memory was 199.8MB in the beginning and 294.0MB in the end (delta: -94.2MB). Peak memory consumption was 251.7MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,503 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 166.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 05:34:46,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.44ms. Allocated memory is still 271.6MB. Free memory was 199.5MB in the beginning and 236.7MB in the end (delta: -37.2MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.26ms. Allocated memory is still 271.6MB. Free memory was 236.7MB in the beginning and 234.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,503 INFO L158 Benchmark]: Boogie Preprocessor took 16.47ms. Allocated memory is still 271.6MB. Free memory was 234.6MB in the beginning and 233.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,504 INFO L158 Benchmark]: RCFGBuilder took 375.68ms. Allocated memory is still 271.6MB. Free memory was 233.1MB in the beginning and 218.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,504 INFO L158 Benchmark]: TraceAbstraction took 5564.12ms. Allocated memory was 271.6MB in the beginning and 486.5MB in the end (delta: 215.0MB). Free memory was 217.3MB in the beginning and 294.0MB in the end (delta: -76.6MB). Peak memory consumption was 268.9MB. Max. memory is 8.0GB. [2024-05-05 05:34:46,505 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 166.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 404.44ms. Allocated memory is still 271.6MB. Free memory was 199.5MB in the beginning and 236.7MB in the end (delta: -37.2MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.26ms. Allocated memory is still 271.6MB. Free memory was 236.7MB in the beginning and 234.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.47ms. Allocated memory is still 271.6MB. Free memory was 234.6MB in the beginning and 233.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 375.68ms. Allocated memory is still 271.6MB. Free memory was 233.1MB in the beginning and 218.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 5564.12ms. Allocated memory was 271.6MB in the beginning and 486.5MB in the end (delta: 215.0MB). Free memory was 217.3MB in the beginning and 294.0MB in the end (delta: -76.6MB). Peak memory consumption was 268.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 126819, independent: 125398, independent conditional: 125320, independent unconditional: 78, dependent: 1421, dependent conditional: 1421, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 126642, independent: 125398, independent conditional: 125320, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 126642, independent: 125398, independent conditional: 125320, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 126642, independent: 125398, independent conditional: 125320, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 1254, independent unconditional: 124144, dependent: 7486, dependent conditional: 4252, dependent unconditional: 3234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 829, independent unconditional: 124569, dependent: 7486, dependent conditional: 1097, dependent unconditional: 6389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 829, independent unconditional: 124569, dependent: 7486, dependent conditional: 1097, dependent unconditional: 6389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 877, independent: 845, independent conditional: 86, independent unconditional: 759, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 877, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 77, independent conditional: 73, independent unconditional: 4, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 77, independent conditional: 73, independent unconditional: 4, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, independent: 118, independent conditional: 114, independent unconditional: 4, dependent: 86, dependent conditional: 28, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 132884, independent: 124553, independent conditional: 743, independent unconditional: 123810, dependent: 7454, dependent conditional: 1079, dependent unconditional: 6375, unknown: 877, unknown conditional: 104, unknown unconditional: 773] , Statistics on independence cache: Total cache size (in pairs): 877, Positive cache size: 845, Positive conditional cache size: 86, Positive unconditional cache size: 759, Negative cache size: 32, Negative conditional cache size: 18, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3580, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 1254, independent unconditional: 124144, dependent: 7486, dependent conditional: 4252, dependent unconditional: 3234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 829, independent unconditional: 124569, dependent: 7486, dependent conditional: 1097, dependent unconditional: 6389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 132884, independent: 125398, independent conditional: 829, independent unconditional: 124569, dependent: 7486, dependent conditional: 1097, dependent unconditional: 6389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 877, independent: 845, independent conditional: 86, independent unconditional: 759, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 877, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 77, independent conditional: 73, independent unconditional: 4, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 77, independent conditional: 73, independent unconditional: 4, dependent: 32, dependent conditional: 18, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, independent: 118, independent conditional: 114, independent unconditional: 4, dependent: 86, dependent conditional: 28, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 132884, independent: 124553, independent conditional: 743, independent unconditional: 123810, dependent: 7454, dependent conditional: 1079, dependent unconditional: 6375, unknown: 877, unknown conditional: 104, unknown unconditional: 773] , Statistics on independence cache: Total cache size (in pairs): 877, Positive cache size: 845, Positive conditional cache size: 86, Positive unconditional cache size: 759, Negative cache size: 32, Negative conditional cache size: 18, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3580 ], Independence queries for same thread: 177 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 1442 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 1.3s, ConditionalCommutativityIAIntegrations: 4, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 11, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 05:34:46,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-05 05:34:46,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...