/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 DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -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 [2024-05-06 15:36:09,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 15:36:09,888 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 15:36:09,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 15:36:09,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 15:36:09,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 15:36:09,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 15:36:09,923 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 15:36:09,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 15:36:09,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 15:36:09,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 15:36:09,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 15:36:09,928 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 15:36:09,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 15:36:09,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 15:36:09,930 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 15:36:09,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 15:36:09,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 15:36:09,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 15:36:09,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 15:36:09,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 15:36:09,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 15:36:09,931 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 15:36:09,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 15:36:09,932 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 15:36:09,932 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 15:36:09,932 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 15:36:09,933 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 15:36:09,933 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 15:36:09,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:36:09,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 15:36:09,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 15:36:09,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 15:36:09,935 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 15:36:09,935 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 15:36:09,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 15:36:09,935 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 15:36:09,936 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 15:36:09,936 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 15:36:09,936 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 15:36:10,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 15:36:10,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 15:36:10,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 15:36:10,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 15:36:10,241 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 15:36:10,242 INFO L431 ainManager$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 [2024-05-06 15:36:11,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 15:36:11,614 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 15:36:11,614 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 15:36:11,628 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/da6a73f10/d988baa07a7447d88f93fde98ec99af8/FLAG9e9724fbf [2024-05-06 15:36:11,640 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/da6a73f10/d988baa07a7447d88f93fde98ec99af8 [2024-05-06 15:36:11,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 15:36:11,643 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 15:36:11,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 15:36:11,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 15:36:11,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 15:36:11,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:36:11" (1/1) ... [2024-05-06 15:36:11,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@814aab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:11, skipping insertion in model container [2024-05-06 15:36:11,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:36:11" (1/1) ... [2024-05-06 15:36:11,691 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 15:36:11,849 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] [2024-05-06 15:36:12,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:36:12,052 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 15:36:12,070 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] [2024-05-06 15:36:12,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:36:12,144 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:36:12,144 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:36:12,151 INFO L206 MainTranslator]: Completed translation [2024-05-06 15:36:12,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12 WrapperNode [2024-05-06 15:36:12,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 15:36:12,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 15:36:12,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 15:36:12,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 15:36:12,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,212 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-06 15:36:12,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 15:36:12,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 15:36:12,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 15:36:12,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 15:36:12,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 15:36:12,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 15:36:12,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 15:36:12,256 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 15:36:12,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (1/1) ... [2024-05-06 15:36:12,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:36:12,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:36:12,286 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) [2024-05-06 15:36:12,319 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 [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 15:36:12,344 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 15:36:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 15:36:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 15:36:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 15:36:12,345 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-06 15:36:12,346 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-06 15:36:12,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 15:36:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 15:36:12,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 15:36:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 15:36:12,349 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 15:36:12,475 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 15:36:12,476 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 15:36:12,675 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 15:36:12,685 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 15:36:12,685 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 15:36:12,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:36:12 BoogieIcfgContainer [2024-05-06 15:36:12,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 15:36:12,688 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 15:36:12,688 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 15:36:12,691 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 15:36:12,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:36:11" (1/3) ... [2024-05-06 15:36:12,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62201e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:36:12, skipping insertion in model container [2024-05-06 15:36:12,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:36:12" (2/3) ... [2024-05-06 15:36:12,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62201e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:36:12, skipping insertion in model container [2024-05-06 15:36:12,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:36:12" (3/3) ... [2024-05-06 15:36:12,694 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 15:36:12,702 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 15:36:12,711 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 15:36:12,711 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 15:36:12,711 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 15:36:12,756 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 15:36:12,792 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 15:36:12,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 15:36:12,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:36:12,793 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) [2024-05-06 15:36:12,795 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 [2024-05-06 15:36:12,828 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 15:36:12,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:36:12,845 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 15:36:12,851 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;@21e96a8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 15:36:12,852 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 15:36:12,906 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)] === [2024-05-06 15:36:12,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:36:12,909 INFO L85 PathProgramCache]: Analyzing trace with hash 501848367, now seen corresponding path program 1 times [2024-05-06 15:36:12,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:36:12,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025149282] [2024-05-06 15:36:12,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:12,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:13,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:36:13,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025149282] [2024-05-06 15:36:13,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025149282] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:36:13,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:36:13,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 15:36:13,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9377663] [2024-05-06 15:36:13,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:36:13,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 15:36:13,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:36:13,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 15:36:13,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 15:36:13,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:13,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:36:13,252 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) [2024-05-06 15:36:13,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:13,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:13,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 15:36:13,313 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)] === [2024-05-06 15:36:13,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:36:13,314 INFO L85 PathProgramCache]: Analyzing trace with hash -836653201, now seen corresponding path program 1 times [2024-05-06 15:36:13,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:36:13,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069522345] [2024-05-06 15:36:13,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:13,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:13,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:36:13,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069522345] [2024-05-06 15:36:13,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069522345] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:36:13,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:36:13,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 15:36:13,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266138885] [2024-05-06 15:36:13,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:36:13,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 15:36:13,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:36:13,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 15:36:13,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-06 15:36:13,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:13,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:36:13,930 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) [2024-05-06 15:36:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:13,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:14,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1598531866, now seen corresponding path program 1 times [2024-05-06 15:36:14,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:14,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:14,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:14,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 15:36:14,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-06 15:36:15,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1638460613, now seen corresponding path program 1 times [2024-05-06 15:36:15,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:15,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:15,224 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:15,432 INFO L85 PathProgramCache]: Analyzing trace with hash -784621710, now seen corresponding path program 1 times [2024-05-06 15:36:15,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:15,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:15,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:15,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1393595492, now seen corresponding path program 1 times [2024-05-06 15:36:15,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:15,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:15,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,594 INFO L85 PathProgramCache]: Analyzing trace with hash -462681637, now seen corresponding path program 1 times [2024-05-06 15:36:16,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:16,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1331516626, now seen corresponding path program 1 times [2024-05-06 15:36:16,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:16,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,938 INFO L85 PathProgramCache]: Analyzing trace with hash -216954308, now seen corresponding path program 1 times [2024-05-06 15:36:16,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:16,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:16,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:17,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1864807612, now seen corresponding path program 1 times [2024-05-06 15:36:17,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:17,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:17,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:17,936 INFO L85 PathProgramCache]: Analyzing trace with hash 2099333585, now seen corresponding path program 1 times [2024-05-06 15:36:17,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:17,948 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:18,072 INFO L85 PathProgramCache]: Analyzing trace with hash -192186019, now seen corresponding path program 1 times [2024-05-06 15:36:18,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:18,083 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1203800048, now seen corresponding path program 1 times [2024-05-06 15:36:21,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1217019393, now seen corresponding path program 1 times [2024-05-06 15:36:21,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,139 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,203 INFO L85 PathProgramCache]: Analyzing trace with hash -930562038, now seen corresponding path program 1 times [2024-05-06 15:36:21,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1692500561, now seen corresponding path program 1 times [2024-05-06 15:36:21,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,327 INFO L85 PathProgramCache]: Analyzing trace with hash -608769758, now seen corresponding path program 1 times [2024-05-06 15:36:21,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1820695366, now seen corresponding path program 1 times [2024-05-06 15:36:21,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,431 INFO L85 PathProgramCache]: Analyzing trace with hash 772573052, now seen corresponding path program 1 times [2024-05-06 15:36:21,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,585 INFO L85 PathProgramCache]: Analyzing trace with hash 2121963517, now seen corresponding path program 2 times [2024-05-06 15:36:21,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:21,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 15:36:21,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 15:36:21,613 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)] === [2024-05-06 15:36:21,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:36:21,614 INFO L85 PathProgramCache]: Analyzing trace with hash 492900528, now seen corresponding path program 1 times [2024-05-06 15:36:21,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:36:21,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320665847] [2024-05-06 15:36:21,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:21,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:36:21,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320665847] [2024-05-06 15:36:21,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320665847] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:36:21,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:36:21,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 15:36:21,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515483753] [2024-05-06 15:36:21,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:36:21,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 15:36:21,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:36:21,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 15:36:21,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-06 15:36:21,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:21,778 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:36:21,778 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) [2024-05-06 15:36:21,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:21,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 15:36:21,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:21,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1638460613, now seen corresponding path program 3 times [2024-05-06 15:36:21,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:21,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:21,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,075 INFO L85 PathProgramCache]: Analyzing trace with hash -784621710, now seen corresponding path program 2 times [2024-05-06 15:36:22,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:22,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1393595492, now seen corresponding path program 2 times [2024-05-06 15:36:22,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:22,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,974 INFO L85 PathProgramCache]: Analyzing trace with hash -462681637, now seen corresponding path program 2 times [2024-05-06 15:36:22,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:22,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:22,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:28,102 INFO L85 PathProgramCache]: Analyzing trace with hash 423469903, now seen corresponding path program 1 times [2024-05-06 15:36:28,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:28,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:28,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:36:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:36:28,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:28,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 15:36:28,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 15:36:28,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26 [2024-05-06 15:36:28,179 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)] === [2024-05-06 15:36:28,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:36:28,179 INFO L85 PathProgramCache]: Analyzing trace with hash -478739654, now seen corresponding path program 2 times [2024-05-06 15:36:28,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:36:28,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143554086] [2024-05-06 15:36:28,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:36:28,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:36:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:36:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:36:28,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:36:28,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143554086] [2024-05-06 15:36:28,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143554086] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:36:28,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:36:28,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 15:36:28,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830331167] [2024-05-06 15:36:28,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:36:28,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 15:36:28,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:36:28,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 15:36:28,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-06 15:36:28,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:28,333 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:36:28,334 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) [2024-05-06 15:36:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 15:36:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 15:36:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:36:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 15:36:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 15:36:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 15:36:33,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 15:36:33,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 15:36:33,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 15:36:33,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 15:36:33,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-05-06 15:36:33,572 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 15:36:33,574 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 15:36:33,575 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 15:36:33,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 03:36:33 BasicIcfg [2024-05-06 15:36:33,578 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 15:36:33,579 INFO L158 Benchmark]: Toolchain (without parser) took 21935.57ms. Allocated memory was 161.5MB in the beginning and 651.2MB in the end (delta: 489.7MB). Free memory was 86.3MB in the beginning and 589.8MB in the end (delta: -503.5MB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 15:36:33,579 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 161.5MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 15:36:33,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.16ms. Allocated memory was 161.5MB in the beginning and 282.1MB in the end (delta: 120.6MB). Free memory was 86.0MB in the beginning and 242.8MB in the end (delta: -156.8MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-05-06 15:36:33,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.08ms. Allocated memory is still 282.1MB. Free memory was 242.8MB in the beginning and 240.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 15:36:33,580 INFO L158 Benchmark]: Boogie Preprocessor took 41.29ms. Allocated memory is still 282.1MB. Free memory was 240.9MB in the beginning and 239.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 15:36:33,581 INFO L158 Benchmark]: RCFGBuilder took 431.23ms. Allocated memory is still 282.1MB. Free memory was 239.3MB in the beginning and 245.5MB in the end (delta: -6.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-06 15:36:33,581 INFO L158 Benchmark]: TraceAbstraction took 20889.93ms. Allocated memory was 282.1MB in the beginning and 651.2MB in the end (delta: 369.1MB). Free memory was 244.5MB in the beginning and 589.8MB in the end (delta: -345.3MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. [2024-05-06 15:36:33,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 161.5MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 508.16ms. Allocated memory was 161.5MB in the beginning and 282.1MB in the end (delta: 120.6MB). Free memory was 86.0MB in the beginning and 242.8MB in the end (delta: -156.8MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.08ms. Allocated memory is still 282.1MB. Free memory was 242.8MB in the beginning and 240.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.29ms. Allocated memory is still 282.1MB. Free memory was 240.9MB in the beginning and 239.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 431.23ms. Allocated memory is still 282.1MB. Free memory was 239.3MB in the beginning and 245.5MB in the end (delta: -6.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 20889.93ms. Allocated memory was 282.1MB in the beginning and 651.2MB in the end (delta: 369.1MB). Free memory was 244.5MB in the beginning and 589.8MB in the end (delta: -345.3MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 161881, independent: 159687, independent conditional: 159484, 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: 161795, independent: 159687, independent conditional: 159484, 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: 161795, independent: 159687, independent conditional: 159484, 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: 161795, independent: 159687, independent conditional: 159484, 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: 166914, independent: 159687, independent conditional: 76340, independent unconditional: 83347, dependent: 7227, dependent conditional: 5120, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 166914, independent: 159687, independent conditional: 33467, independent unconditional: 126220, dependent: 7227, dependent conditional: 2810, dependent unconditional: 4417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 166914, independent: 159687, independent conditional: 33467, independent unconditional: 126220, dependent: 7227, dependent conditional: 2810, dependent unconditional: 4417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1107, independent: 1069, independent conditional: 197, independent unconditional: 872, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1107, independent: 1052, independent conditional: 0, independent unconditional: 1052, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 55, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, independent: 21, independent conditional: 18, independent unconditional: 3, dependent: 84, dependent conditional: 72, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 166914, independent: 158618, independent conditional: 33270, independent unconditional: 125348, dependent: 7189, dependent conditional: 2784, dependent unconditional: 4405, unknown: 1107, unknown conditional: 223, unknown unconditional: 884] , Statistics on independence cache: Total cache size (in pairs): 1107, Positive cache size: 1069, Positive conditional cache size: 197, Positive unconditional cache size: 872, Negative cache size: 38, Negative conditional cache size: 26, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45183, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166914, independent: 159687, independent conditional: 76340, independent unconditional: 83347, dependent: 7227, dependent conditional: 5120, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 166914, independent: 159687, independent conditional: 33467, independent unconditional: 126220, dependent: 7227, dependent conditional: 2810, dependent unconditional: 4417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 166914, independent: 159687, independent conditional: 33467, independent unconditional: 126220, dependent: 7227, dependent conditional: 2810, dependent unconditional: 4417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1107, independent: 1069, independent conditional: 197, independent unconditional: 872, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1107, independent: 1052, independent conditional: 0, independent unconditional: 1052, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 55, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 38, dependent conditional: 26, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, independent: 21, independent conditional: 18, independent unconditional: 3, dependent: 84, dependent conditional: 72, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 166914, independent: 158618, independent conditional: 33270, independent unconditional: 125348, dependent: 7189, dependent conditional: 2784, dependent unconditional: 4405, unknown: 1107, unknown conditional: 223, unknown unconditional: 884] , Statistics on independence cache: Total cache size (in pairs): 1107, Positive cache size: 1069, Positive conditional cache size: 197, Positive unconditional cache size: 872, Negative cache size: 38, Negative conditional cache size: 26, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45183 ], 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: 20.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 19.4s, 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, 0.9s 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: 16.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 338, ConditionalCommutativityTraceChecks: 23, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 15:36:33,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 15:36:33,808 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...