/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 DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-03 22:10:32,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 22:10:33,036 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 22:10:33,039 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 22:10:33,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 22:10:33,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 22:10:33,064 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 22:10:33,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 22:10:33,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 22:10:33,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 22:10:33,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 22:10:33,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 22:10:33,068 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 22:10:33,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 22:10:33,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 22:10:33,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 22:10:33,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 22:10:33,071 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 22:10:33,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 22:10:33,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 22:10:33,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 22:10:33,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 22:10:33,072 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 22:10:33,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 22:10:33,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:10:33,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 22:10:33,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 22:10:33,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 22:10:33,073 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 22:10:33,073 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 22:10:33,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 22:10:33,074 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 22:10:33,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 22:10:33,074 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 22:10:33,074 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-03 22:10:33,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 22:10:33,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 22:10:33,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 22:10:33,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 22:10:33,311 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 22:10:33,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-04-03 22:10:34,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 22:10:34,599 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 22:10:34,599 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-04-03 22:10:34,617 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a1c0c4140/82f28d62052b404386e2d9f45eea1ee9/FLAG86ff468e7 [2024-04-03 22:10:34,627 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a1c0c4140/82f28d62052b404386e2d9f45eea1ee9 [2024-04-03 22:10:34,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 22:10:34,630 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 22:10:34,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 22:10:34,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 22:10:34,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 22:10:34,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:10:34" (1/1) ... [2024-04-03 22:10:34,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d7d9f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:34, skipping insertion in model container [2024-04-03 22:10:34,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:10:34" (1/1) ... [2024-04-03 22:10:34,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 22:10:34,817 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/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-04-03 22:10:34,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:10:34,974 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 22:10:34,983 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/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-04-03 22:10:35,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:10:35,051 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:10:35,051 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 22:10:35,057 INFO L206 MainTranslator]: Completed translation [2024-04-03 22:10:35,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35 WrapperNode [2024-04-03 22:10:35,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 22:10:35,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 22:10:35,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 22:10:35,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 22:10:35,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,109 INFO L138 Inliner]: procedures = 177, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2024-04-03 22:10:35,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 22:10:35,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 22:10:35,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 22:10:35,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 22:10:35,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 22:10:35,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 22:10:35,141 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 22:10:35,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 22:10:35,142 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (1/1) ... [2024-04-03 22:10:35,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:10:35,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:10:35,181 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) [2024-04-03 22:10:35,187 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 [2024-04-03 22:10:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 22:10:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-03 22:10:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 22:10:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 22:10:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 22:10:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-04-03 22:10:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-04-03 22:10:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-04-03 22:10:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-04-03 22:10:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-04-03 22:10:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-04-03 22:10:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-04-03 22:10:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-04-03 22:10:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 22:10:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-03 22:10:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 22:10:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 22:10:35,222 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 22:10:35,353 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 22:10:35,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 22:10:35,484 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 22:10:35,491 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 22:10:35,491 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-03 22:10:35,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:10:35 BoogieIcfgContainer [2024-04-03 22:10:35,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 22:10:35,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 22:10:35,494 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 22:10:35,497 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 22:10:35,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 10:10:34" (1/3) ... [2024-04-03 22:10:35,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd6054d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:10:35, skipping insertion in model container [2024-04-03 22:10:35,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:10:35" (2/3) ... [2024-04-03 22:10:35,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd6054d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:10:35, skipping insertion in model container [2024-04-03 22:10:35,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:10:35" (3/3) ... [2024-04-03 22:10:35,499 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-04-03 22:10:35,505 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 22:10:35,512 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 22:10:35,512 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-03 22:10:35,512 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 22:10:35,581 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-03 22:10:35,615 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 22:10:35,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 22:10:35,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:10:35,624 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) [2024-04-03 22:10:35,641 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 [2024-04-03 22:10:35,656 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 22:10:35,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:35,667 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 22:10:35,673 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;@661678c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 22:10:35,674 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-03 22:10:35,715 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 2 more)] === [2024-04-03 22:10:35,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:35,717 INFO L85 PathProgramCache]: Analyzing trace with hash -489783755, now seen corresponding path program 1 times [2024-04-03 22:10:35,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:35,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339628026] [2024-04-03 22:10:35,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:35,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:35,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:35,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339628026] [2024-04-03 22:10:35,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339628026] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:35,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:35,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-03 22:10:35,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684643226] [2024-04-03 22:10:35,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:35,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-03 22:10:35,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:36,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-03 22:10:36,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-03 22:10:36,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,075 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:36,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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) [2024-04-03 22:10:36,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 22:10:36,120 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 2 more)] === [2024-04-03 22:10:36,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:36,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1533697176, now seen corresponding path program 1 times [2024-04-03 22:10:36,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:36,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518009823] [2024-04-03 22:10:36,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:36,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:36,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:36,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518009823] [2024-04-03 22:10:36,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518009823] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:36,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:36,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-03 22:10:36,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887357126] [2024-04-03 22:10:36,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:36,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-03 22:10:36,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:36,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-03 22:10:36,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-04-03 22:10:36,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,602 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:36,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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) [2024-04-03 22:10:36,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:36,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-03 22:10:36,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-03 22:10:36,751 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 2 more)] === [2024-04-03 22:10:36,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:36,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1582803111, now seen corresponding path program 1 times [2024-04-03 22:10:36,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:36,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954123705] [2024-04-03 22:10:36,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:36,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:37,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:37,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954123705] [2024-04-03 22:10:37,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954123705] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:37,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:37,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-03 22:10:37,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23475488] [2024-04-03 22:10:37,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:37,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-03 22:10:37,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:37,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-03 22:10:37,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-04-03 22:10:37,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:37,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2024-04-03 22:10:37,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-03 22:10:37,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-03 22:10:37,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:10:37,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-03 22:10:37,255 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 2 more)] === [2024-04-03 22:10:37,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:37,256 INFO L85 PathProgramCache]: Analyzing trace with hash -833427942, now seen corresponding path program 1 times [2024-04-03 22:10:37,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:37,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204232866] [2024-04-03 22:10:37,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:37,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:37,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:37,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204232866] [2024-04-03 22:10:37,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204232866] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:37,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:37,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-03 22:10:37,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638771026] [2024-04-03 22:10:37,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:37,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-03 22:10:37,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:37,594 INFO L85 PathProgramCache]: Analyzing trace with hash -2134065697, now seen corresponding path program 1 times [2024-04-03 22:10:37,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:37,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:37,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:37,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-03 22:10:37,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-04-03 22:10:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:37,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 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) [2024-04-03 22:10:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-03 22:10:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:10:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-03 22:10:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-03 22:10:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 22:10:39,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-04-03 22:10:39,432 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 2 more)] === [2024-04-03 22:10:39,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:39,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1756601824, now seen corresponding path program 2 times [2024-04-03 22:10:39,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:39,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134838761] [2024-04-03 22:10:39,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:39,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:39,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:39,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134838761] [2024-04-03 22:10:39,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134838761] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:39,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:39,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-03 22:10:39,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073138024] [2024-04-03 22:10:39,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:39,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-03 22:10:39,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:39,714 INFO L85 PathProgramCache]: Analyzing trace with hash 879406652, now seen corresponding path program 1 times [2024-04-03 22:10:39,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:39,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:39,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:39,852 INFO L85 PathProgramCache]: Analyzing trace with hash -896717215, now seen corresponding path program 1 times [2024-04-03 22:10:39,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:39,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:39,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:39,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:40,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1242051289, now seen corresponding path program 2 times [2024-04-03 22:10:40,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:40,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:40,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-03 22:10:40,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-04-03 22:10:40,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:40,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:40,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.636363636363637) internal successors, (139), 12 states have internal predecessors, (139), 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) [2024-04-03 22:10:40,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:40,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-03 22:10:40,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-03 22:10:40,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 22:10:40,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:42,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:42,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:10:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-03 22:10:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 22:10:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-03 22:10:42,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable9 [2024-04-03 22:10:42,925 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 2 more)] === [2024-04-03 22:10:42,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:10:42,926 INFO L85 PathProgramCache]: Analyzing trace with hash 49585030, now seen corresponding path program 3 times [2024-04-03 22:10:42,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:10:42,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300334235] [2024-04-03 22:10:42,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:42,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:43,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:10:43,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300334235] [2024-04-03 22:10:43,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300334235] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:10:43,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:10:43,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-03 22:10:43,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023230251] [2024-04-03 22:10:43,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:10:43,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-03 22:10:43,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:10:43,084 INFO L85 PathProgramCache]: Analyzing trace with hash 580958151, now seen corresponding path program 1 times [2024-04-03 22:10:43,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,116 INFO L85 PathProgramCache]: Analyzing trace with hash 829833648, now seen corresponding path program 1 times [2024-04-03 22:10:43,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,150 INFO L85 PathProgramCache]: Analyzing trace with hash -44960507, now seen corresponding path program 1 times [2024-04-03 22:10:43,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1393775522, now seen corresponding path program 1 times [2024-04-03 22:10:43,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,220 INFO L85 PathProgramCache]: Analyzing trace with hash -257368065, now seen corresponding path program 1 times [2024-04-03 22:10:43,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,262 INFO L85 PathProgramCache]: Analyzing trace with hash 611524694, now seen corresponding path program 1 times [2024-04-03 22:10:43,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1777396462, now seen corresponding path program 1 times [2024-04-03 22:10:43,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,537 INFO L85 PathProgramCache]: Analyzing trace with hash -735284281, now seen corresponding path program 1 times [2024-04-03 22:10:43,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1318975993, now seen corresponding path program 1 times [2024-04-03 22:10:43,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,607 INFO L85 PathProgramCache]: Analyzing trace with hash 2061417373, now seen corresponding path program 1 times [2024-04-03 22:10:43,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,645 INFO L85 PathProgramCache]: Analyzing trace with hash -520570661, now seen corresponding path program 1 times [2024-04-03 22:10:43,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1042178911, now seen corresponding path program 1 times [2024-04-03 22:10:43,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,735 INFO L85 PathProgramCache]: Analyzing trace with hash -2052191908, now seen corresponding path program 1 times [2024-04-03 22:10:43,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,771 INFO L85 PathProgramCache]: Analyzing trace with hash -2052191908, now seen corresponding path program 2 times [2024-04-03 22:10:43,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,806 INFO L85 PathProgramCache]: Analyzing trace with hash 806560512, now seen corresponding path program 1 times [2024-04-03 22:10:43,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:43,884 INFO L85 PathProgramCache]: Analyzing trace with hash 2010545985, now seen corresponding path program 1 times [2024-04-03 22:10:43,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:43,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:43,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:43,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:44,011 INFO L85 PathProgramCache]: Analyzing trace with hash -146255899, now seen corresponding path program 1 times [2024-04-03 22:10:44,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:44,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:44,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1196078648, now seen corresponding path program 1 times [2024-04-03 22:10:44,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:44,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:44,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:44,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:10:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 22:10:44,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1717329395, now seen corresponding path program 3 times [2024-04-03 22:10:44,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:10:44,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:10:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:44,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:10:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:10:44,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-03 22:10:44,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-04-03 22:10:44,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:44,356 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:10:44,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 15.5) internal successors, (186), 13 states have internal predecessors, (186), 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) [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-03 22:10:44,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:48,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:10:48,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 22:10:48,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-03 22:10:48,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 22:10:48,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-03 22:10:48,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-03 22:10:48,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-03 22:10:48,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-03 22:10:48,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-03 22:10:48,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-03 22:10:48,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-03 22:10:48,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable20,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable29,SelfDestructingSolverStorable19,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable27,SelfDestructingSolverStorable17,SelfDestructingSolverStorable28 [2024-04-03 22:10:48,546 INFO L445 BasicCegarLoop]: Path program histogram: [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-03 22:10:48,548 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-03 22:10:48,548 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-03 22:10:48,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 10:10:48 BasicIcfg [2024-04-03 22:10:48,552 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-03 22:10:48,552 INFO L158 Benchmark]: Toolchain (without parser) took 13922.27ms. Allocated memory was 182.5MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 108.3MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 483.4MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,553 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 182.5MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-03 22:10:48,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.79ms. Allocated memory was 182.5MB in the beginning and 225.4MB in the end (delta: 43.0MB). Free memory was 108.0MB in the beginning and 180.7MB in the end (delta: -72.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.98ms. Allocated memory is still 225.4MB. Free memory was 180.7MB in the beginning and 178.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,553 INFO L158 Benchmark]: Boogie Preprocessor took 30.09ms. Allocated memory is still 225.4MB. Free memory was 178.6MB in the beginning and 177.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,553 INFO L158 Benchmark]: RCFGBuilder took 351.52ms. Allocated memory is still 225.4MB. Free memory was 177.0MB in the beginning and 160.7MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,554 INFO L158 Benchmark]: TraceAbstraction took 13057.90ms. Allocated memory was 225.4MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 159.7MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 491.0MB. Max. memory is 8.0GB. [2024-04-03 22:10:48,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 182.5MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 426.79ms. Allocated memory was 182.5MB in the beginning and 225.4MB in the end (delta: 43.0MB). Free memory was 108.0MB in the beginning and 180.7MB in the end (delta: -72.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.98ms. Allocated memory is still 225.4MB. Free memory was 180.7MB in the beginning and 178.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.09ms. Allocated memory is still 225.4MB. Free memory was 178.6MB in the beginning and 177.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 351.52ms. Allocated memory is still 225.4MB. Free memory was 177.0MB in the beginning and 160.7MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 13057.90ms. Allocated memory was 225.4MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 159.7MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 491.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 850919, independent: 843597, independent conditional: 843497, independent unconditional: 100, dependent: 7322, dependent conditional: 7321, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 850529, independent: 843597, independent conditional: 843497, independent unconditional: 100, dependent: 6932, dependent conditional: 6932, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 850529, independent: 843597, independent conditional: 843497, independent unconditional: 100, dependent: 6932, dependent conditional: 6932, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 850529, independent: 843597, independent conditional: 843497, independent unconditional: 100, dependent: 6932, dependent conditional: 6932, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 5350, independent unconditional: 838247, dependent: 43595, dependent conditional: 25097, dependent unconditional: 18498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 4758, independent unconditional: 838839, dependent: 43595, dependent conditional: 4082, dependent unconditional: 39513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 4758, independent unconditional: 838839, dependent: 43595, dependent conditional: 4082, dependent unconditional: 39513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1419, independent: 1384, independent conditional: 147, independent unconditional: 1237, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1419, independent: 1249, independent conditional: 0, independent unconditional: 1249, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 135, independent conditional: 126, independent unconditional: 9, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 135, independent conditional: 126, independent unconditional: 9, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 268, independent: 188, independent conditional: 179, independent unconditional: 9, dependent: 80, dependent conditional: 23, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 887192, independent: 842213, independent conditional: 4611, independent unconditional: 837602, dependent: 43560, dependent conditional: 4065, dependent unconditional: 39495, unknown: 1419, unknown conditional: 164, unknown unconditional: 1255] , Statistics on independence cache: Total cache size (in pairs): 1419, Positive cache size: 1384, Positive conditional cache size: 147, Positive unconditional cache size: 1237, Negative cache size: 35, Negative conditional cache size: 17, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21607, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 5350, independent unconditional: 838247, dependent: 43595, dependent conditional: 25097, dependent unconditional: 18498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 4758, independent unconditional: 838839, dependent: 43595, dependent conditional: 4082, dependent unconditional: 39513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 887192, independent: 843597, independent conditional: 4758, independent unconditional: 838839, dependent: 43595, dependent conditional: 4082, dependent unconditional: 39513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1419, independent: 1384, independent conditional: 147, independent unconditional: 1237, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1419, independent: 1249, independent conditional: 0, independent unconditional: 1249, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 135, independent conditional: 126, independent unconditional: 9, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 135, independent conditional: 126, independent unconditional: 9, dependent: 35, dependent conditional: 17, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 268, independent: 188, independent conditional: 179, independent unconditional: 9, dependent: 80, dependent conditional: 23, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 887192, independent: 842213, independent conditional: 4611, independent unconditional: 837602, dependent: 43560, dependent conditional: 4065, dependent unconditional: 39495, unknown: 1419, unknown conditional: 164, unknown unconditional: 1255] , Statistics on independence cache: Total cache size (in pairs): 1419, Positive cache size: 1384, Positive conditional cache size: 147, Positive unconditional cache size: 1237, Negative cache size: 35, Negative conditional cache size: 17, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21607 ], Independence queries for same thread: 390 - 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 9 procedures, 140 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 9.1s, 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: 86, 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, 1.3s InterpolantComputationTime, 480 NumberOfCodeBlocks, 480 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 474 ConstructedInterpolants, 0 QuantifiedInterpolants, 1844 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-03 22:10:48,574 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 [2024-04-03 22:10:48,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...