/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 RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --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/safe021_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 12:53:54,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 12:53:54,098 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 12:53:54,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 12:53:54,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 12:53:54,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 12:53:54,133 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 12:53:54,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 12:53:54,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 12:53:54,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 12:53:54,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 12:53:54,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 12:53:54,139 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 12:53:54,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 12:53:54,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 12:53:54,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 12:53:54,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 12:53:54,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 12:53:54,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 12:53:54,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 12:53:54,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 12:53:54,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 12:53:54,143 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 12:53:54,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 12:53:54,144 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 12:53:54,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 12:53:54,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 12:53:54,144 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 12:53:54,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 12:53:54,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:53:54,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 12:53:54,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 12:53:54,147 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 12:53:54,148 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 12:53:54,148 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 12:53:54,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 12:53:54,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 12:53:54,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 12:53:54,445 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 12:53:54,445 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 12:53:54,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2024-05-07 12:53:55,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 12:53:55,845 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 12:53:55,845 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2024-05-07 12:53:55,867 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/29caddf17/30c0fbe9dbcf4e29a5dc16aee90eb80a/FLAG4e236af90 [2024-05-07 12:53:55,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/29caddf17/30c0fbe9dbcf4e29a5dc16aee90eb80a [2024-05-07 12:53:55,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 12:53:55,881 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 12:53:55,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 12:53:55,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 12:53:55,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 12:53:55,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:53:55" (1/1) ... [2024-05-07 12:53:55,887 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3602f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:55, skipping insertion in model container [2024-05-07 12:53:55,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:53:55" (1/1) ... [2024-05-07 12:53:55,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 12:53:56,124 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/safe021_tso.i[945,958] [2024-05-07 12:53:56,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:53:56,323 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 12:53:56,334 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/safe021_tso.i[945,958] [2024-05-07 12:53:56,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:53:56,397 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:53:56,397 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:53:56,404 INFO L206 MainTranslator]: Completed translation [2024-05-07 12:53:56,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56 WrapperNode [2024-05-07 12:53:56,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 12:53:56,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 12:53:56,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 12:53:56,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 12:53:56,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,465 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-07 12:53:56,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 12:53:56,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 12:53:56,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 12:53:56,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 12:53:56,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 12:53:56,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 12:53:56,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 12:53:56,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 12:53:56,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (1/1) ... [2024-05-07 12:53:56,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:53:56,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:53:56,550 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 12:53:56,573 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 12:53:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 12:53:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 12:53:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 12:53:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 12:53:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 12:53:56,600 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 12:53:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 12:53:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 12:53:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 12:53:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 12:53:56,602 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 12:53:56,745 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 12:53:56,747 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 12:53:56,885 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 12:53:56,901 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 12:53:56,901 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 12:53:56,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:53:56 BoogieIcfgContainer [2024-05-07 12:53:56,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 12:53:56,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 12:53:56,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 12:53:56,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 12:53:56,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 12:53:55" (1/3) ... [2024-05-07 12:53:56,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6732d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:53:56, skipping insertion in model container [2024-05-07 12:53:56,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:53:56" (2/3) ... [2024-05-07 12:53:56,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6732d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:53:56, skipping insertion in model container [2024-05-07 12:53:56,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:53:56" (3/3) ... [2024-05-07 12:53:56,910 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_tso.i [2024-05-07 12:53:56,917 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 12:53:56,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 12:53:56,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 12:53:56,927 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 12:53:56,986 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 12:53:57,017 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 12:53:57,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 12:53:57,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:53:57,019 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 12:53:57,022 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 12:53:57,050 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 12:53:57,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:53:57,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 12:53:57,070 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;@7df310cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 12:53:57,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 12:53:57,149 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 12:53:57,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:53:57,153 INFO L85 PathProgramCache]: Analyzing trace with hash 206683882, now seen corresponding path program 1 times [2024-05-07 12:53:57,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:53:57,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447222601] [2024-05-07 12:53:57,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:57,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:53:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:53:57,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:53:57,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447222601] [2024-05-07 12:53:57,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447222601] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:53:57,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:53:57,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 12:53:57,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596216709] [2024-05-07 12:53:57,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:53:57,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 12:53:57,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:53:57,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 12:53:57,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 12:53:57,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:57,458 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:53:57,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 12:53:57,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:57,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:57,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 12:53:57,520 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 12:53:57,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:53:57,520 INFO L85 PathProgramCache]: Analyzing trace with hash -101471208, now seen corresponding path program 1 times [2024-05-07 12:53:57,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:53:57,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401305096] [2024-05-07 12:53:57,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:57,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:53:58,080 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 12:53:58,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:53:58,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401305096] [2024-05-07 12:53:58,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401305096] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:53:58,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:53:58,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 12:53:58,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778633581] [2024-05-07 12:53:58,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:53:58,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 12:53:58,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:53:58,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 12:53:58,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-07 12:53:58,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,084 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:53:58,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 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 12:53:58,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,502 INFO L85 PathProgramCache]: Analyzing trace with hash -2101434098, now seen corresponding path program 1 times [2024-05-07 12:53:58,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:58,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:53:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 12:53:58,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-07 12:53:58,614 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 12:53:58,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:53:58,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1836164096, now seen corresponding path program 1 times [2024-05-07 12:53:58,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:53:58,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058953545] [2024-05-07 12:53:58,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:58,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:53:58,928 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 12:53:58,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:53:58,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058953545] [2024-05-07 12:53:58,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058953545] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:53:58,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:53:58,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 12:53:58,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526008455] [2024-05-07 12:53:58,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:53:58,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 12:53:58,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:53:58,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 12:53:58,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 12:53:58,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:53:58,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 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 12:53:58,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:58,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 12:53:58,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:53:59,133 INFO L85 PathProgramCache]: Analyzing trace with hash -2101434098, now seen corresponding path program 2 times [2024-05-07 12:53:59,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:53:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,457 INFO L85 PathProgramCache]: Analyzing trace with hash 192873862, now seen corresponding path program 1 times [2024-05-07 12:53:59,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:59,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:53:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,795 INFO L85 PathProgramCache]: Analyzing trace with hash 803280394, now seen corresponding path program 1 times [2024-05-07 12:53:59,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:59,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:53:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,895 INFO L85 PathProgramCache]: Analyzing trace with hash -666824307, now seen corresponding path program 1 times [2024-05-07 12:53:59,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:59,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:53:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:53:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:53:59,999 INFO L85 PathProgramCache]: Analyzing trace with hash 671226210, now seen corresponding path program 1 times [2024-05-07 12:53:59,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:53:59,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,068 INFO L85 PathProgramCache]: Analyzing trace with hash -255442152, now seen corresponding path program 1 times [2024-05-07 12:54:00,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1055013217, now seen corresponding path program 1 times [2024-05-07 12:54:00,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1628535339, now seen corresponding path program 1 times [2024-05-07 12:54:00,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1217824247, now seen corresponding path program 1 times [2024-05-07 12:54:00,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1195085186, now seen corresponding path program 1 times [2024-05-07 12:54:00,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,899 INFO L85 PathProgramCache]: Analyzing trace with hash 223382925, now seen corresponding path program 1 times [2024-05-07 12:54:00,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:00,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:00,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,075 INFO L85 PathProgramCache]: Analyzing trace with hash 436416128, now seen corresponding path program 1 times [2024-05-07 12:54:01,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,143 INFO L85 PathProgramCache]: Analyzing trace with hash 849615278, now seen corresponding path program 1 times [2024-05-07 12:54:01,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:01,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1464017413, now seen corresponding path program 1 times [2024-05-07 12:54:01,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:01,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:01,208 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:02,045 INFO L85 PathProgramCache]: Analyzing trace with hash 131415303, now seen corresponding path program 1 times [2024-05-07 12:54:02,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:02,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:02,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:54:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:54:02,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:02,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 12:54:02,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-07 12:54:02,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 12:54:02,248 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 12:54:02,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:54:02,249 INFO L85 PathProgramCache]: Analyzing trace with hash -787058522, now seen corresponding path program 2 times [2024-05-07 12:54:02,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:54:02,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592686748] [2024-05-07 12:54:02,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:02,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:54:02,440 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 12:54:02,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:54:02,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592686748] [2024-05-07 12:54:02,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592686748] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:54:02,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:54:02,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:54:02,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871886790] [2024-05-07 12:54:02,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:54:02,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:54:02,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:54:02,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:54:02,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:54:02,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:02,442 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:54:02,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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 12:54:02,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:02,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 12:54:02,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-07 12:54:02,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:03,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:03,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 12:54:03,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-07 12:54:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 12:54:03,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-05-07 12:54:03,964 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 12:54:03,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:54:03,964 INFO L85 PathProgramCache]: Analyzing trace with hash -795578356, now seen corresponding path program 3 times [2024-05-07 12:54:03,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:54:03,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621261296] [2024-05-07 12:54:03,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:54:03,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:54:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:54:04,152 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 12:54:04,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:54:04,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621261296] [2024-05-07 12:54:04,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621261296] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:54:04,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:54:04,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:54:04,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425249227] [2024-05-07 12:54:04,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:54:04,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:54:04,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:54:04,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:54:04,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:54:04,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:04,154 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:54:04,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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 12:54:04,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:04,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 12:54:04,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-07 12:54:04,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-07 12:54:04,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:05,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:54:05,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 12:54:05,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-07 12:54:05,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 12:54:05,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 12:54:05,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 12:54:05,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 12:54:05,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 12:54:05,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 12:54:05,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-05-07 12:54:05,543 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 12:54:05,546 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 12:54:05,546 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 12:54:05,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 12:54:05 BasicIcfg [2024-05-07 12:54:05,549 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 12:54:05,550 INFO L158 Benchmark]: Toolchain (without parser) took 9668.68ms. Allocated memory was 303.0MB in the beginning and 484.4MB in the end (delta: 181.4MB). Free memory was 233.8MB in the beginning and 259.3MB in the end (delta: -25.5MB). Peak memory consumption was 156.7MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,550 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 174.1MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 12:54:05,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.84ms. Allocated memory is still 303.0MB. Free memory was 233.6MB in the beginning and 213.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.41ms. Allocated memory is still 303.0MB. Free memory was 213.0MB in the beginning and 210.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,551 INFO L158 Benchmark]: Boogie Preprocessor took 35.11ms. Allocated memory is still 303.0MB. Free memory was 210.9MB in the beginning and 209.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,551 INFO L158 Benchmark]: RCFGBuilder took 401.07ms. Allocated memory is still 303.0MB. Free memory was 209.4MB in the beginning and 272.0MB in the end (delta: -62.6MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,551 INFO L158 Benchmark]: TraceAbstraction took 8644.47ms. Allocated memory was 303.0MB in the beginning and 484.4MB in the end (delta: 181.4MB). Free memory was 270.9MB in the beginning and 259.3MB in the end (delta: 11.7MB). Peak memory consumption was 192.5MB. Max. memory is 8.0GB. [2024-05-07 12:54:05,552 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 174.1MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 522.84ms. Allocated memory is still 303.0MB. Free memory was 233.6MB in the beginning and 213.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.41ms. Allocated memory is still 303.0MB. Free memory was 213.0MB in the beginning and 210.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.11ms. Allocated memory is still 303.0MB. Free memory was 210.9MB in the beginning and 209.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 401.07ms. Allocated memory is still 303.0MB. Free memory was 209.4MB in the beginning and 272.0MB in the end (delta: -62.6MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. * TraceAbstraction took 8644.47ms. Allocated memory was 303.0MB in the beginning and 484.4MB in the end (delta: 181.4MB). Free memory was 270.9MB in the beginning and 259.3MB in the end (delta: 11.7MB). Peak memory consumption was 192.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 151093, independent: 149388, independent conditional: 149199, independent unconditional: 189, dependent: 1705, dependent conditional: 1705, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 150989, independent: 149388, independent conditional: 149199, independent unconditional: 189, dependent: 1601, dependent conditional: 1601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 150989, independent: 149388, independent conditional: 149199, independent unconditional: 189, dependent: 1601, dependent conditional: 1601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 150989, independent: 149388, independent conditional: 149199, independent unconditional: 189, dependent: 1601, dependent conditional: 1601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 71446, independent unconditional: 77942, dependent: 5641, dependent conditional: 4040, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 30343, independent unconditional: 119045, dependent: 5641, dependent conditional: 1276, dependent unconditional: 4365, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 30343, independent unconditional: 119045, dependent: 5641, dependent conditional: 1276, dependent unconditional: 4365, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 993, independent: 976, independent conditional: 168, independent unconditional: 808, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 993, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 26, independent conditional: 22, independent unconditional: 4, dependent: 64, dependent conditional: 49, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155029, independent: 148412, independent conditional: 30175, independent unconditional: 118237, dependent: 5624, dependent conditional: 1269, dependent unconditional: 4355, unknown: 993, unknown conditional: 175, unknown unconditional: 818] , Statistics on independence cache: Total cache size (in pairs): 993, Positive cache size: 976, Positive conditional cache size: 168, Positive unconditional cache size: 808, Negative cache size: 17, Negative conditional cache size: 7, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 43867, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 71446, independent unconditional: 77942, dependent: 5641, dependent conditional: 4040, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 30343, independent unconditional: 119045, dependent: 5641, dependent conditional: 1276, dependent unconditional: 4365, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155029, independent: 149388, independent conditional: 30343, independent unconditional: 119045, dependent: 5641, dependent conditional: 1276, dependent unconditional: 4365, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 993, independent: 976, independent conditional: 168, independent unconditional: 808, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 993, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 17, dependent conditional: 7, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 26, independent conditional: 22, independent unconditional: 4, dependent: 64, dependent conditional: 49, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155029, independent: 148412, independent conditional: 30175, independent unconditional: 118237, dependent: 5624, dependent conditional: 1269, dependent unconditional: 4355, unknown: 993, unknown conditional: 175, unknown unconditional: 818] , Statistics on independence cache: Total cache size (in pairs): 993, Positive cache size: 976, Positive conditional cache size: 168, Positive unconditional cache size: 808, Negative cache size: 17, Negative conditional cache size: 7, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 43867 ], Independence queries for same thread: 104 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 6.9s, 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: 38, 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, 1.2s InterpolantComputationTime, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 4.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 60, ConditionalCommutativityTraceChecks: 16, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 12:54:05,571 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 [2024-05-07 12:54:05,771 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...