/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe001_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 01:46:41,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 01:46:41,835 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 01:46:41,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 01:46:41,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 01:46:41,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 01:46:41,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 01:46:41,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 01:46:41,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 01:46:41,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 01:46:41,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 01:46:41,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 01:46:41,870 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 01:46:41,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 01:46:41,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 01:46:41,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 01:46:41,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 01:46:41,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 01:46:41,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 01:46:41,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 01:46:41,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 01:46:41,874 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 01:46:41,874 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 01:46:41,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 01:46:41,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:46:41,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 01:46:41,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 01:46:41,877 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 01:46:42,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 01:46:42,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 01:46:42,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 01:46:42,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 01:46:42,115 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 01:46:42,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_tso.i [2024-05-08 01:46:43,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 01:46:43,361 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 01:46:43,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_tso.i [2024-05-08 01:46:43,378 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17aaf2818/b456e88517cd4515b86e57c891250284/FLAGc3f743abc [2024-05-08 01:46:43,388 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17aaf2818/b456e88517cd4515b86e57c891250284 [2024-05-08 01:46:43,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 01:46:43,391 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 01:46:43,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 01:46:43,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 01:46:43,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 01:46:43,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407c1dd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43, skipping insertion in model container [2024-05-08 01:46:43,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 01:46:43,600 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/safe001_tso.i[945,958] [2024-05-08 01:46:43,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:46:43,756 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 01:46:43,767 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/safe001_tso.i[945,958] [2024-05-08 01:46:43,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:46:43,832 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:46:43,832 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:46:43,838 INFO L206 MainTranslator]: Completed translation [2024-05-08 01:46:43,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43 WrapperNode [2024-05-08 01:46:43,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 01:46:43,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 01:46:43,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 01:46:43,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 01:46:43,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,907 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-08 01:46:43,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 01:46:43,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 01:46:43,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 01:46:43,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 01:46:43,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 01:46:43,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 01:46:43,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 01:46:43,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 01:46:43,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (1/1) ... [2024-05-08 01:46:43,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:46:43,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:46:44,004 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) [2024-05-08 01:46:44,009 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 [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 01:46:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-08 01:46:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-08 01:46:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-08 01:46:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-08 01:46:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-08 01:46:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-08 01:46:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 01:46:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 01:46:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 01:46:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 01:46:44,050 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 01:46:44,148 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 01:46:44,150 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 01:46:44,304 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 01:46:44,311 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 01:46:44,311 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 01:46:44,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:46:44 BoogieIcfgContainer [2024-05-08 01:46:44,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 01:46:44,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 01:46:44,315 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 01:46:44,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 01:46:44,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 01:46:43" (1/3) ... [2024-05-08 01:46:44,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6186964c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:46:44, skipping insertion in model container [2024-05-08 01:46:44,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:46:43" (2/3) ... [2024-05-08 01:46:44,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6186964c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:46:44, skipping insertion in model container [2024-05-08 01:46:44,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:46:44" (3/3) ... [2024-05-08 01:46:44,318 INFO L112 eAbstractionObserver]: Analyzing ICFG safe001_tso.i [2024-05-08 01:46:44,324 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 01:46:44,331 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 01:46:44,331 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 01:46:44,331 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 01:46:44,396 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-08 01:46:44,441 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 01:46:44,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 01:46:44,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:46:44,444 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) [2024-05-08 01:46:44,462 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 [2024-05-08 01:46:44,481 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 01:46:44,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:46:44,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 01:46:44,499 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;@63abe18f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 01:46:44,499 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 01:46:44,565 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)] === [2024-05-08 01:46:44,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:46:44,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1417150929, now seen corresponding path program 1 times [2024-05-08 01:46:44,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:46:44,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715633950] [2024-05-08 01:46:44,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:44,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:44,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:46:44,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715633950] [2024-05-08 01:46:44,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715633950] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:46:44,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:46:44,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 01:46:44,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475367712] [2024-05-08 01:46:44,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:46:44,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 01:46:44,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:46:44,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 01:46:44,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 01:46:44,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:44,919 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:46:44,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 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) [2024-05-08 01:46:44,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:44,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:44,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 01:46:44,941 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)] === [2024-05-08 01:46:44,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:46:44,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1576267092, now seen corresponding path program 1 times [2024-05-08 01:46:44,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:46:44,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6497731] [2024-05-08 01:46:44,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:44,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:45,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:46:45,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6497731] [2024-05-08 01:46:45,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6497731] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:46:45,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:46:45,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:46:45,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078533045] [2024-05-08 01:46:45,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:46:45,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:46:45,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:46:45,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 01:46:45,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-08 01:46:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:45,354 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:46:45,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 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) [2024-05-08 01:46:45,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:45,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:45,749 INFO L85 PathProgramCache]: Analyzing trace with hash -782514121, now seen corresponding path program 1 times [2024-05-08 01:46:45,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:45,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:45,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:46,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:46:46,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:46:46,362 INFO L85 PathProgramCache]: Analyzing trace with hash 264576160, now seen corresponding path program 1 times [2024-05-08 01:46:46,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:46,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:46,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:46,571 INFO L85 PathProgramCache]: Analyzing trace with hash 227249010, now seen corresponding path program 1 times [2024-05-08 01:46:46,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:46,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:46,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:46,731 INFO L85 PathProgramCache]: Analyzing trace with hash -160967937, now seen corresponding path program 1 times [2024-05-08 01:46:46,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:46,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:46,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,035 INFO L85 PathProgramCache]: Analyzing trace with hash 863951907, now seen corresponding path program 1 times [2024-05-08 01:46:47,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1357603899, now seen corresponding path program 1 times [2024-05-08 01:46:47,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,219 INFO L85 PathProgramCache]: Analyzing trace with hash -875077585, now seen corresponding path program 1 times [2024-05-08 01:46:47,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,233 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,313 INFO L85 PathProgramCache]: Analyzing trace with hash 248866356, now seen corresponding path program 1 times [2024-05-08 01:46:47,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,384 INFO L85 PathProgramCache]: Analyzing trace with hash -961803363, now seen corresponding path program 1 times [2024-05-08 01:46:47,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,496 INFO L85 PathProgramCache]: Analyzing trace with hash -31025906, now seen corresponding path program 1 times [2024-05-08 01:46:47,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,682 INFO L85 PathProgramCache]: Analyzing trace with hash -278095492, now seen corresponding path program 1 times [2024-05-08 01:46:47,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,748 INFO L85 PathProgramCache]: Analyzing trace with hash 406671229, now seen corresponding path program 1 times [2024-05-08 01:46:47,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:47,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1140747153, now seen corresponding path program 1 times [2024-05-08 01:46:48,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1268508063, now seen corresponding path program 1 times [2024-05-08 01:46:48,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:48,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,308 INFO L85 PathProgramCache]: Analyzing trace with hash -205759790, now seen corresponding path program 1 times [2024-05-08 01:46:48,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:48,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,383 INFO L85 PathProgramCache]: Analyzing trace with hash 686099254, now seen corresponding path program 1 times [2024-05-08 01:46:48,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:48,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:48,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1840030683, now seen corresponding path program 1 times [2024-05-08 01:46:49,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1971477442, now seen corresponding path program 1 times [2024-05-08 01:46:49,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1726164038, now seen corresponding path program 1 times [2024-05-08 01:46:49,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1302608782, now seen corresponding path program 1 times [2024-05-08 01:46:49,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,536 INFO L85 PathProgramCache]: Analyzing trace with hash 2120229621, now seen corresponding path program 1 times [2024-05-08 01:46:49,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1315320508, now seen corresponding path program 1 times [2024-05-08 01:46:49,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,644 INFO L85 PathProgramCache]: Analyzing trace with hash 319524367, now seen corresponding path program 1 times [2024-05-08 01:46:49,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1534327899, now seen corresponding path program 1 times [2024-05-08 01:46:49,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1335978818, now seen corresponding path program 1 times [2024-05-08 01:46:49,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1021619030, now seen corresponding path program 1 times [2024-05-08 01:46:49,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:49,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:49,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,028 INFO L85 PathProgramCache]: Analyzing trace with hash -521233870, now seen corresponding path program 1 times [2024-05-08 01:46:50,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,201 INFO L85 PathProgramCache]: Analyzing trace with hash 23342526, now seen corresponding path program 1 times [2024-05-08 01:46:50,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,209 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,262 INFO L85 PathProgramCache]: Analyzing trace with hash 416395348, now seen corresponding path program 1 times [2024-05-08 01:46:50,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,310 INFO L85 PathProgramCache]: Analyzing trace with hash -956396494, now seen corresponding path program 1 times [2024-05-08 01:46:50,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,358 INFO L85 PathProgramCache]: Analyzing trace with hash 938980037, now seen corresponding path program 1 times [2024-05-08 01:46:50,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,399 INFO L85 PathProgramCache]: Analyzing trace with hash -523899004, now seen corresponding path program 1 times [2024-05-08 01:46:50,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1125278165, now seen corresponding path program 1 times [2024-05-08 01:46:50,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,487 INFO L85 PathProgramCache]: Analyzing trace with hash -313393531, now seen corresponding path program 1 times [2024-05-08 01:46:50,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1257033572, now seen corresponding path program 1 times [2024-05-08 01:46:50,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:46:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:46:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:46:50,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable35,SelfDestructingSolverStorable14,SelfDestructingSolverStorable36,SelfDestructingSolverStorable15,SelfDestructingSolverStorable37,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-08 01:46:50,954 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)] === [2024-05-08 01:46:50,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:46:50,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1541108586, now seen corresponding path program 1 times [2024-05-08 01:46:50,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:46:50,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839188539] [2024-05-08 01:46:50,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:50,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:51,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:46:51,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839188539] [2024-05-08 01:46:51,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839188539] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:46:51,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:46:51,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 01:46:51,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859933251] [2024-05-08 01:46:51,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:46:51,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 01:46:51,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:46:51,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:46:51,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-08 01:46:51,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:51,160 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:46:51,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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) [2024-05-08 01:46:51,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:51,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:46:51,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:52,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:52,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:46:52,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:46:52,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-05-08 01:46:52,008 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)] === [2024-05-08 01:46:52,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:46:52,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1328247906, now seen corresponding path program 2 times [2024-05-08 01:46:52,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:46:52,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281324299] [2024-05-08 01:46:52,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:46:52,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:46:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:46:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:46:52,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:46:52,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281324299] [2024-05-08 01:46:52,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281324299] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:46:52,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:46:52,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:46:52,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285170] [2024-05-08 01:46:52,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:46:52,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:46:52,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:46:52,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 01:46:52,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-08 01:46:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:52,131 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:46:52,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 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) [2024-05-08 01:46:52,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:52,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:46:52,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:46:52,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:53,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:46:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:46:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:46:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:46:53,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 01:46:53,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 01:46:53,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 01:46:53,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 01:46:53,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-05-08 01:46:53,105 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 01:46:53,107 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 01:46:53,107 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 01:46:53,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 01:46:53 BasicIcfg [2024-05-08 01:46:53,110 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 01:46:53,110 INFO L158 Benchmark]: Toolchain (without parser) took 9719.93ms. Allocated memory was 177.2MB in the beginning and 496.0MB in the end (delta: 318.8MB). Free memory was 105.9MB in the beginning and 396.4MB in the end (delta: -290.4MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,111 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 01:46:53,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.18ms. Allocated memory is still 177.2MB. Free memory was 105.6MB in the beginning and 85.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.53ms. Allocated memory was 177.2MB in the beginning and 276.8MB in the end (delta: 99.6MB). Free memory was 85.0MB in the beginning and 246.1MB in the end (delta: -161.1MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,111 INFO L158 Benchmark]: Boogie Preprocessor took 44.71ms. Allocated memory is still 276.8MB. Free memory was 246.1MB in the beginning and 244.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,111 INFO L158 Benchmark]: RCFGBuilder took 359.09ms. Allocated memory is still 276.8MB. Free memory was 244.0MB in the beginning and 229.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,112 INFO L158 Benchmark]: TraceAbstraction took 8795.62ms. Allocated memory was 276.8MB in the beginning and 496.0MB in the end (delta: 219.2MB). Free memory was 228.2MB in the beginning and 396.4MB in the end (delta: -168.1MB). Peak memory consumption was 50.5MB. Max. memory is 8.0GB. [2024-05-08 01:46:53,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 445.18ms. Allocated memory is still 177.2MB. Free memory was 105.6MB in the beginning and 85.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 68.53ms. Allocated memory was 177.2MB in the beginning and 276.8MB in the end (delta: 99.6MB). Free memory was 85.0MB in the beginning and 246.1MB in the end (delta: -161.1MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.71ms. Allocated memory is still 276.8MB. Free memory was 246.1MB in the beginning and 244.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 359.09ms. Allocated memory is still 276.8MB. Free memory was 244.0MB in the beginning and 229.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 8795.62ms. Allocated memory was 276.8MB in the beginning and 496.0MB in the end (delta: 219.2MB). Free memory was 228.2MB in the beginning and 396.4MB in the end (delta: -168.1MB). Peak memory consumption was 50.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 175987, independent: 173528, independent conditional: 173288, independent unconditional: 240, dependent: 2459, dependent conditional: 2459, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 175892, independent: 173528, independent conditional: 173288, independent unconditional: 240, dependent: 2364, dependent conditional: 2364, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 175892, independent: 173528, independent conditional: 173288, independent unconditional: 240, dependent: 2364, dependent conditional: 2364, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 175892, independent: 173528, independent conditional: 173288, independent unconditional: 240, dependent: 2364, dependent conditional: 2364, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 82976, independent unconditional: 90552, dependent: 8247, dependent conditional: 5895, dependent unconditional: 2352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 35334, independent unconditional: 138194, dependent: 8247, dependent conditional: 2032, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 35334, independent unconditional: 138194, dependent: 8247, dependent conditional: 2032, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1042, independent conditional: 189, independent unconditional: 853, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1025, independent conditional: 0, independent unconditional: 1025, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, independent: 19, independent conditional: 15, independent unconditional: 3, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 181775, independent: 172486, independent conditional: 35145, independent unconditional: 137341, dependent: 8215, dependent conditional: 2015, dependent unconditional: 6200, unknown: 1074, unknown conditional: 206, unknown unconditional: 868] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1042, Positive conditional cache size: 189, Positive unconditional cache size: 853, Negative cache size: 32, Negative conditional cache size: 17, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51505, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 82976, independent unconditional: 90552, dependent: 8247, dependent conditional: 5895, dependent unconditional: 2352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 35334, independent unconditional: 138194, dependent: 8247, dependent conditional: 2032, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 181775, independent: 173528, independent conditional: 35334, independent unconditional: 138194, dependent: 8247, dependent conditional: 2032, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1042, independent conditional: 189, independent unconditional: 853, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1025, independent conditional: 0, independent unconditional: 1025, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, independent: 19, independent conditional: 15, independent unconditional: 3, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 181775, independent: 172486, independent conditional: 35145, independent unconditional: 137341, dependent: 8215, dependent conditional: 2015, dependent unconditional: 6200, unknown: 1074, unknown conditional: 206, unknown unconditional: 868] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1042, Positive conditional cache size: 189, Positive unconditional cache size: 853, Negative cache size: 32, Negative conditional cache size: 17, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51505 ], Independence queries for same thread: 95 - 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, 117 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.5s, 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: 33, 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, 0.8s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 1085 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 4.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 81, ConditionalCommutativityTraceChecks: 35, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 01:46:53,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-08 01:46:53,332 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...