/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD --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/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 00:40:32,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 00:40:32,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 00:40:32,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 00:40:32,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 00:40:32,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 00:40:32,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 00:40:32,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 00:40:32,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 00:40:32,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 00:40:32,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 00:40:32,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 00:40:32,687 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 00:40:32,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 00:40:32,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 00:40:32,689 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 00:40:32,689 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 00:40:32,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 00:40:32,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 00:40:32,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 00:40:32,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 00:40:32,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 00:40:32,691 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 00:40:32,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 00:40:32,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 00:40:32,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 00:40:32,692 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 00:40:32,692 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 00:40:32,692 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 00:40:32,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 00:40:32,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 00:40:32,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 00:40:32,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 00:40:32,694 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 00:40:32,694 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 00:40:32,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 00:40:32,695 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 00:40:32,695 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 00:40:32,695 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 00:40:32,695 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 00:40:32,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 00:40:33,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 00:40:33,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 00:40:33,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 00:40:33,012 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 00:40:33,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 00:40:34,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 00:40:34,421 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 00:40:34,422 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 00:40:34,436 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/891b0c11b/ea1a4e983f2a44538d72d030862a539a/FLAG03da09512 [2024-05-07 00:40:34,449 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/891b0c11b/ea1a4e983f2a44538d72d030862a539a [2024-05-07 00:40:34,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 00:40:34,453 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 00:40:34,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 00:40:34,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 00:40:34,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 00:40:34,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:40:34" (1/1) ... [2024-05-07 00:40:34,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17874f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:34, skipping insertion in model container [2024-05-07 00:40:34,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:40:34" (1/1) ... [2024-05-07 00:40:34,519 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 00:40:34,719 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/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 00:40:34,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 00:40:34,919 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 00:40:34,935 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/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 00:40:34,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 00:40:35,012 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 00:40:35,012 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 00:40:35,019 INFO L206 MainTranslator]: Completed translation [2024-05-07 00:40:35,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35 WrapperNode [2024-05-07 00:40:35,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 00:40:35,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 00:40:35,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 00:40:35,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 00:40:35,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,056 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-07 00:40:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 00:40:35,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 00:40:35,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 00:40:35,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 00:40:35,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 00:40:35,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 00:40:35,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 00:40:35,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 00:40:35,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (1/1) ... [2024-05-07 00:40:35,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 00:40:35,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 00:40:35,121 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) [2024-05-07 00:40:35,126 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 [2024-05-07 00:40:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 00:40:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 00:40:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 00:40:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 00:40:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 00:40:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 00:40:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 00:40:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 00:40:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 00:40:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 00:40:35,174 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 00:40:35,350 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 00:40:35,353 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 00:40:35,527 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 00:40:35,536 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 00:40:35,536 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 00:40:35,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:40:35 BoogieIcfgContainer [2024-05-07 00:40:35,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 00:40:35,541 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 00:40:35,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 00:40:35,544 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 00:40:35,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 12:40:34" (1/3) ... [2024-05-07 00:40:35,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6e4d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:40:35, skipping insertion in model container [2024-05-07 00:40:35,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:40:35" (2/3) ... [2024-05-07 00:40:35,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6e4d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:40:35, skipping insertion in model container [2024-05-07 00:40:35,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:40:35" (3/3) ... [2024-05-07 00:40:35,547 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 00:40:35,554 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 00:40:35,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 00:40:35,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 00:40:35,563 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 00:40:35,622 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 00:40:35,662 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 00:40:35,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 00:40:35,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 00:40:35,668 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) [2024-05-07 00:40:35,675 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 [2024-05-07 00:40:35,709 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 00:40:35,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:40:35,726 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 00:40:35,732 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;@1bb5a59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 00:40:35,732 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 00:40:35,783 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)] === [2024-05-07 00:40:35,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:40:35,786 INFO L85 PathProgramCache]: Analyzing trace with hash 501848367, now seen corresponding path program 1 times [2024-05-07 00:40:35,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:40:35,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930653670] [2024-05-07 00:40:35,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:35,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:36,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:40:36,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930653670] [2024-05-07 00:40:36,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930653670] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:40:36,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:40:36,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 00:40:36,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962673215] [2024-05-07 00:40:36,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:40:36,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 00:40:36,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:40:36,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 00:40:36,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 00:40:36,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:36,164 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:40:36,165 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) [2024-05-07 00:40:36,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:36,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:36,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 00:40:36,202 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)] === [2024-05-07 00:40:36,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:40:36,203 INFO L85 PathProgramCache]: Analyzing trace with hash -836653201, now seen corresponding path program 1 times [2024-05-07 00:40:36,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:40:36,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877593736] [2024-05-07 00:40:36,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:36,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:36,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:40:36,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877593736] [2024-05-07 00:40:36,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877593736] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:40:36,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:40:36,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 00:40:36,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881634680] [2024-05-07 00:40:36,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:40:36,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 00:40:36,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:40:36,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 00:40:36,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 00:40:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:36,732 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:40:36,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 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) [2024-05-07 00:40:36,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:36,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:37,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1598531866, now seen corresponding path program 1 times [2024-05-07 00:40:37,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:37,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:37,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:37,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:37,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 00:40:37,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 00:40:38,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1638460613, now seen corresponding path program 1 times [2024-05-07 00:40:38,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:38,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:38,346 INFO L85 PathProgramCache]: Analyzing trace with hash -784621710, now seen corresponding path program 1 times [2024-05-07 00:40:38,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:38,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:38,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:38,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1393595492, now seen corresponding path program 1 times [2024-05-07 00:40:38,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:38,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:38,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:39,553 INFO L85 PathProgramCache]: Analyzing trace with hash -462681637, now seen corresponding path program 1 times [2024-05-07 00:40:39,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:39,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:39,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:39,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1331516626, now seen corresponding path program 1 times [2024-05-07 00:40:39,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:39,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:39,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1203800048, now seen corresponding path program 1 times [2024-05-07 00:40:41,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1217019393, now seen corresponding path program 1 times [2024-05-07 00:40:41,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,477 INFO L85 PathProgramCache]: Analyzing trace with hash -930562038, now seen corresponding path program 1 times [2024-05-07 00:40:41,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1692500561, now seen corresponding path program 1 times [2024-05-07 00:40:41,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,608 INFO L85 PathProgramCache]: Analyzing trace with hash -608769758, now seen corresponding path program 1 times [2024-05-07 00:40:41,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1820695366, now seen corresponding path program 1 times [2024-05-07 00:40:41,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,718 INFO L85 PathProgramCache]: Analyzing trace with hash 772573052, now seen corresponding path program 1 times [2024-05-07 00:40:41,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:41,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:41,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:40:41,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-05-07 00:40:41,783 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)] === [2024-05-07 00:40:41,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:40:41,783 INFO L85 PathProgramCache]: Analyzing trace with hash 492900528, now seen corresponding path program 1 times [2024-05-07 00:40:41,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:40:41,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144803712] [2024-05-07 00:40:41,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:41,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:41,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:40:41,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144803712] [2024-05-07 00:40:41,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144803712] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:40:41,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:40:41,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 00:40:41,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426457071] [2024-05-07 00:40:41,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:40:41,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 00:40:41,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:40:41,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 00:40:41,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 00:40:41,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:41,991 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:40:41,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-05-07 00:40:41,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:41,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:40:41,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:43,541 INFO L85 PathProgramCache]: Analyzing trace with hash 423469903, now seen corresponding path program 1 times [2024-05-07 00:40:43,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:43,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:43,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:40:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:40:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:40:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 00:40:43,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 00:40:43,614 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)] === [2024-05-07 00:40:43,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:40:43,615 INFO L85 PathProgramCache]: Analyzing trace with hash -478739654, now seen corresponding path program 2 times [2024-05-07 00:40:43,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:40:43,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126519796] [2024-05-07 00:40:43,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:40:43,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:40:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:40:43,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:40:43,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:40:43,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126519796] [2024-05-07 00:40:43,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126519796] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:40:43,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:40:43,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 00:40:43,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535341596] [2024-05-07 00:40:43,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:40:43,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 00:40:43,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:40:43,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 00:40:43,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 00:40:43,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:43,827 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:40:43,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-05-07 00:40:43,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:43,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:40:43,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 00:40:43,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:45,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:40:45,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:40:45,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 00:40:45,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 00:40:45,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 00:40:45,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 00:40:45,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 00:40:45,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 00:40:45,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-05-07 00:40:45,948 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 00:40:45,951 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 00:40:45,951 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 00:40:45,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 12:40:45 BasicIcfg [2024-05-07 00:40:45,956 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 00:40:45,957 INFO L158 Benchmark]: Toolchain (without parser) took 11503.61ms. Allocated memory was 251.7MB in the beginning and 436.2MB in the end (delta: 184.5MB). Free memory was 179.6MB in the beginning and 142.9MB in the end (delta: 36.7MB). Peak memory consumption was 222.6MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,957 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 251.7MB. Free memory is still 222.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 00:40:45,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.42ms. Allocated memory is still 251.7MB. Free memory was 179.4MB in the beginning and 159.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.80ms. Allocated memory is still 251.7MB. Free memory was 158.8MB in the beginning and 156.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,958 INFO L158 Benchmark]: Boogie Preprocessor took 25.19ms. Allocated memory is still 251.7MB. Free memory was 156.8MB in the beginning and 155.3MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,958 INFO L158 Benchmark]: RCFGBuilder took 454.64ms. Allocated memory is still 251.7MB. Free memory was 155.3MB in the beginning and 140.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,959 INFO L158 Benchmark]: TraceAbstraction took 10415.03ms. Allocated memory was 251.7MB in the beginning and 436.2MB in the end (delta: 184.5MB). Free memory was 139.6MB in the beginning and 142.9MB in the end (delta: -3.3MB). Peak memory consumption was 182.8MB. Max. memory is 8.0GB. [2024-05-07 00:40:45,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 251.7MB. Free memory is still 222.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 564.42ms. Allocated memory is still 251.7MB. Free memory was 179.4MB in the beginning and 159.0MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.80ms. Allocated memory is still 251.7MB. Free memory was 158.8MB in the beginning and 156.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.19ms. Allocated memory is still 251.7MB. Free memory was 156.8MB in the beginning and 155.3MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 454.64ms. Allocated memory is still 251.7MB. Free memory was 155.3MB in the beginning and 140.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 10415.03ms. Allocated memory was 251.7MB in the beginning and 436.2MB in the end (delta: 184.5MB). Free memory was 139.6MB in the beginning and 142.9MB in the end (delta: -3.3MB). Peak memory consumption was 182.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 163156, independent: 160962, independent conditional: 160759, independent unconditional: 203, dependent: 2194, dependent conditional: 2194, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 163070, independent: 160962, independent conditional: 160759, independent unconditional: 203, dependent: 2108, dependent conditional: 2108, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 163070, independent: 160962, independent conditional: 160759, independent unconditional: 203, dependent: 2108, dependent conditional: 2108, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 163070, independent: 160962, independent conditional: 160759, independent unconditional: 203, dependent: 2108, dependent conditional: 2108, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 76390, independent unconditional: 84572, dependent: 7341, dependent conditional: 5184, dependent unconditional: 2157, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 33517, independent unconditional: 127445, dependent: 7341, dependent conditional: 2810, dependent unconditional: 4531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 33517, independent unconditional: 127445, dependent: 7341, dependent conditional: 2810, dependent unconditional: 4531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1107, independent: 1068, independent conditional: 196, independent unconditional: 872, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1107, independent: 1051, independent conditional: 0, independent unconditional: 1051, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, independent: 25, independent conditional: 22, independent unconditional: 4, dependent: 103, dependent conditional: 86, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 168303, independent: 159894, independent conditional: 33321, independent unconditional: 126573, dependent: 7302, dependent conditional: 2784, dependent unconditional: 4518, unknown: 1107, unknown conditional: 222, unknown unconditional: 885] , Statistics on independence cache: Total cache size (in pairs): 1107, Positive cache size: 1068, Positive conditional cache size: 196, Positive unconditional cache size: 872, Negative cache size: 39, Negative conditional cache size: 26, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45247, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 76390, independent unconditional: 84572, dependent: 7341, dependent conditional: 5184, dependent unconditional: 2157, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 33517, independent unconditional: 127445, dependent: 7341, dependent conditional: 2810, dependent unconditional: 4531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 168303, independent: 160962, independent conditional: 33517, independent unconditional: 127445, dependent: 7341, dependent conditional: 2810, dependent unconditional: 4531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1107, independent: 1068, independent conditional: 196, independent unconditional: 872, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1107, independent: 1051, independent conditional: 0, independent unconditional: 1051, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, independent: 25, independent conditional: 22, independent unconditional: 4, dependent: 103, dependent conditional: 86, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 168303, independent: 159894, independent conditional: 33321, independent unconditional: 126573, dependent: 7302, dependent conditional: 2784, dependent unconditional: 4518, unknown: 1107, unknown conditional: 222, unknown unconditional: 885] , Statistics on independence cache: Total cache size (in pairs): 1107, Positive cache size: 1068, Positive conditional cache size: 196, Positive unconditional cache size: 872, Negative cache size: 39, Negative conditional cache size: 26, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45247 ], Independence queries for same thread: 86 - 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, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 8.9s, 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: 34, 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, 1.0s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 1199 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: 5.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 81, ConditionalCommutativityTraceChecks: 14, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 00:40:45,978 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 [2024-05-07 00:40:46,182 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...