/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 01:57:54,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 01:57:55,034 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 01:57:55,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 01:57:55,038 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 01:57:55,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 01:57:55,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 01:57:55,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 01:57:55,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 01:57:55,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 01:57:55,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 01:57:55,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 01:57:55,062 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 01:57:55,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 01:57:55,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 01:57:55,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 01:57:55,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 01:57:55,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 01:57:55,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 01:57:55,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 01:57:55,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 01:57:55,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 01:57:55,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 01:57:55,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 01:57:55,067 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 01:57:55,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 01:57:55,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 01:57:55,070 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 01:57:55,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 01:57:55,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:57:55,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 01:57:55,102 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 01:57:55,103 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 01:57:55,103 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 01:57:55,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 01:57:55,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 01:57:55,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 01:57:55,346 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 01:57:55,348 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 01:57:55,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-08 01:57:56,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 01:57:56,584 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 01:57:56,585 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-08 01:57:56,597 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ad7b196cd/e8987bee26f7491a9d644cfde4814c25/FLAG219fd3926 [2024-05-08 01:57:56,607 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ad7b196cd/e8987bee26f7491a9d644cfde4814c25 [2024-05-08 01:57:56,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 01:57:56,610 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 01:57:56,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 01:57:56,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 01:57:56,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 01:57:56,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:57:56" (1/1) ... [2024-05-08 01:57:56,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122e91f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:56, skipping insertion in model container [2024-05-08 01:57:56,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:57:56" (1/1) ... [2024-05-08 01:57:56,645 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 01:57:56,794 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-08 01:57:56,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:57:56,920 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 01:57:56,936 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-08 01:57:56,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:57:56,996 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:57:56,997 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:57:57,002 INFO L206 MainTranslator]: Completed translation [2024-05-08 01:57:57,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57 WrapperNode [2024-05-08 01:57:57,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 01:57:57,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 01:57:57,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 01:57:57,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 01:57:57,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,089 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-08 01:57:57,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 01:57:57,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 01:57:57,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 01:57:57,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 01:57:57,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,131 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 01:57:57,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 01:57:57,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 01:57:57,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 01:57:57,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (1/1) ... [2024-05-08 01:57:57,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:57:57,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:57:57,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 01:57:57,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 01:57:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-08 01:57:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-08 01:57:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-08 01:57:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-08 01:57:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-08 01:57:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 01:57:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 01:57:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 01:57:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 01:57:57,247 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 01:57:57,359 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 01:57:57,364 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 01:57:57,469 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 01:57:57,476 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 01:57:57,476 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 01:57:57,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:57:57 BoogieIcfgContainer [2024-05-08 01:57:57,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 01:57:57,479 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 01:57:57,479 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 01:57:57,482 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 01:57:57,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 01:57:56" (1/3) ... [2024-05-08 01:57:57,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a589737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:57:57, skipping insertion in model container [2024-05-08 01:57:57,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:57:57" (2/3) ... [2024-05-08 01:57:57,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a589737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:57:57, skipping insertion in model container [2024-05-08 01:57:57,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:57:57" (3/3) ... [2024-05-08 01:57:57,483 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-08 01:57:57,489 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 01:57:57,496 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 01:57:57,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 01:57:57,496 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 01:57:57,538 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-08 01:57:57,574 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 01:57:57,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 01:57:57,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:57:57,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 01:57:57,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 01:57:57,609 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 01:57:57,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:57:57,620 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 01:57:57,626 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;@54679d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 01:57:57,626 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 01:57:57,682 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:57:57,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:57:57,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-08 01:57:57,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:57:57,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015470375] [2024-05-08 01:57:57,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:57,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:57:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:57:57,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:57:57,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015470375] [2024-05-08 01:57:57,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015470375] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:57:57,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:57:57,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 01:57:57,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954643967] [2024-05-08 01:57:57,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:57:57,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 01:57:57,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:57:57,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 01:57:57,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 01:57:57,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:57,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:57:57,958 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) [2024-05-08 01:57:57,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:57,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:57,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 01:57:57,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:57:57,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:57:57,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-08 01:57:57,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:57:57,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596819643] [2024-05-08 01:57:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:57,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:57:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:57:58,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:57:58,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596819643] [2024-05-08 01:57:58,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596819643] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:57:58,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:57:58,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:57:58,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117549486] [2024-05-08 01:57:58,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:57:58,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:57:58,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:57:58,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 01:57:58,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-08 01:57:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:58,450 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:57:58,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 01:57:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:57:58,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1379691819, now seen corresponding path program 1 times [2024-05-08 01:57:58,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:57:58,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:57:58,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:58,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:57:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:57:59,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:57:59,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:57:59,413 INFO L85 PathProgramCache]: Analyzing trace with hash -283309863, now seen corresponding path program 1 times [2024-05-08 01:57:59,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:59,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:57:59,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:57:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:57:59,593 INFO L85 PathProgramCache]: Analyzing trace with hash 361471003, now seen corresponding path program 1 times [2024-05-08 01:57:59,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:59,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:57:59,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:57:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:57:59,757 INFO L85 PathProgramCache]: Analyzing trace with hash -420384456, now seen corresponding path program 1 times [2024-05-08 01:57:59,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:57:59,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:57:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:57:59,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:57:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1265097459, now seen corresponding path program 1 times [2024-05-08 01:58:00,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1841924918, now seen corresponding path program 1 times [2024-05-08 01:58:00,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1444890337, now seen corresponding path program 1 times [2024-05-08 01:58:00,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1570630030, now seen corresponding path program 1 times [2024-05-08 01:58:00,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1436138861, now seen corresponding path program 1 times [2024-05-08 01:58:00,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,568 INFO L85 PathProgramCache]: Analyzing trace with hash -923504249, now seen corresponding path program 1 times [2024-05-08 01:58:00,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,708 INFO L85 PathProgramCache]: Analyzing trace with hash 801493557, now seen corresponding path program 1 times [2024-05-08 01:58:00,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,759 INFO L85 PathProgramCache]: Analyzing trace with hash 302949334, now seen corresponding path program 1 times [2024-05-08 01:58:00,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:00,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1358292246, now seen corresponding path program 1 times [2024-05-08 01:58:00,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:00,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,148 INFO L85 PathProgramCache]: Analyzing trace with hash 691520574, now seen corresponding path program 1 times [2024-05-08 01:58:01,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:01,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,276 INFO L85 PathProgramCache]: Analyzing trace with hash 456503254, now seen corresponding path program 1 times [2024-05-08 01:58:01,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:01,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1370747405, now seen corresponding path program 1 times [2024-05-08 01:58:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:01,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:01,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,229 INFO L85 PathProgramCache]: Analyzing trace with hash 756759680, now seen corresponding path program 1 times [2024-05-08 01:58:02,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,287 INFO L85 PathProgramCache]: Analyzing trace with hash -615818479, now seen corresponding path program 1 times [2024-05-08 01:58:02,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,345 INFO L85 PathProgramCache]: Analyzing trace with hash 395777220, now seen corresponding path program 1 times [2024-05-08 01:58:02,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,394 INFO L85 PathProgramCache]: Analyzing trace with hash -2065440221, now seen corresponding path program 1 times [2024-05-08 01:58:02,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,440 INFO L85 PathProgramCache]: Analyzing trace with hash -2144836564, now seen corresponding path program 1 times [2024-05-08 01:58:02,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1454834263, now seen corresponding path program 1 times [2024-05-08 01:58:02,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,522 INFO L85 PathProgramCache]: Analyzing trace with hash 739667475, now seen corresponding path program 1 times [2024-05-08 01:58:02,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:02,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:02,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:02,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2024-05-08 01:58:02,578 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:58:02,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:58:02,578 INFO L85 PathProgramCache]: Analyzing trace with hash -906602203, now seen corresponding path program 1 times [2024-05-08 01:58:02,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:58:02,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840361923] [2024-05-08 01:58:02,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:58:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:58:02,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:58:02,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840361923] [2024-05-08 01:58:02,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840361923] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:58:02,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:58:02,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 01:58:02,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682888685] [2024-05-08 01:58:02,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:58:02,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 01:58:02,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:58:02,859 INFO L85 PathProgramCache]: Analyzing trace with hash -2043257170, now seen corresponding path program 1 times [2024-05-08 01:58:02,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:58:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:58:02,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:02,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:58:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:58:02,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-08 01:58:02,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-05-08 01:58:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:02,929 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:58:02,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 01:58:02,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:02,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:02,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:04,064 INFO L85 PathProgramCache]: Analyzing trace with hash -2089494718, now seen corresponding path program 1 times [2024-05-08 01:58:04,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1747672049, now seen corresponding path program 1 times [2024-05-08 01:58:04,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,233 INFO L85 PathProgramCache]: Analyzing trace with hash -194923514, now seen corresponding path program 1 times [2024-05-08 01:58:04,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1668853087, now seen corresponding path program 1 times [2024-05-08 01:58:04,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1439306770, now seen corresponding path program 1 times [2024-05-08 01:58:04,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1893235285, now seen corresponding path program 1 times [2024-05-08 01:58:04,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1878589867, now seen corresponding path program 1 times [2024-05-08 01:58:04,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-08 01:58:04,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-08 01:58:04,454 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:58:04,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:58:04,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1856835031, now seen corresponding path program 2 times [2024-05-08 01:58:04,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:58:04,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391959614] [2024-05-08 01:58:04,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:58:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:58:04,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:58:04,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391959614] [2024-05-08 01:58:04,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391959614] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:58:04,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:58:04,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 01:58:04,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070957014] [2024-05-08 01:58:04,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:58:04,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 01:58:04,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:58:04,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1878589867, now seen corresponding path program 2 times [2024-05-08 01:58:04,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:04,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:58:04,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:58:04,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:04,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:58:04,682 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) [2024-05-08 01:58:04,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:04,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:04,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-08 01:58:04,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:05,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:05,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:05,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-08 01:58:05,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:58:05,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37 [2024-05-08 01:58:05,857 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)] === [2024-05-08 01:58:05,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:58:05,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 3 times [2024-05-08 01:58:05,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:58:05,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517921671] [2024-05-08 01:58:05,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:58:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:58:06,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:58:06,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517921671] [2024-05-08 01:58:06,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517921671] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:58:06,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:58:06,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 01:58:06,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479508184] [2024-05-08 01:58:06,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:58:06,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 01:58:06,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:58:06,045 INFO L85 PathProgramCache]: Analyzing trace with hash -2089494718, now seen corresponding path program 2 times [2024-05-08 01:58:06,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:58:06,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:58:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:06,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:58:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:58:06,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:58:06,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:58:06,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:06,058 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:58:06,059 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) [2024-05-08 01:58:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-08 01:58:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:58:06,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:07,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:58:07,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:58:07,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-08 01:58:07,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:58:07,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 01:58:07,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 01:58:07,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 01:58:07,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 01:58:07,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 01:58:07,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-05-08 01:58:07,322 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 01:58:07,324 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 01:58:07,324 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 01:58:07,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 01:58:07 BasicIcfg [2024-05-08 01:58:07,326 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 01:58:07,327 INFO L158 Benchmark]: Toolchain (without parser) took 10716.83ms. Allocated memory was 289.4MB in the beginning and 678.4MB in the end (delta: 389.0MB). Free memory was 254.4MB in the beginning and 384.8MB in the end (delta: -130.4MB). Peak memory consumption was 257.9MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,327 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 145.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 01:58:07,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.77ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 233.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.44ms. Allocated memory is still 289.4MB. Free memory was 233.4MB in the beginning and 255.8MB in the end (delta: -22.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,328 INFO L158 Benchmark]: Boogie Preprocessor took 35.08ms. Allocated memory is still 289.4MB. Free memory was 255.8MB in the beginning and 254.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,328 INFO L158 Benchmark]: RCFGBuilder took 345.87ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 240.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,328 INFO L158 Benchmark]: TraceAbstraction took 9847.21ms. Allocated memory was 289.4MB in the beginning and 678.4MB in the end (delta: 389.0MB). Free memory was 238.6MB in the beginning and 384.8MB in the end (delta: -146.2MB). Peak memory consumption was 243.6MB. Max. memory is 8.0GB. [2024-05-08 01:58:07,329 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 145.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 393.77ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 233.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 90.44ms. Allocated memory is still 289.4MB. Free memory was 233.4MB in the beginning and 255.8MB in the end (delta: -22.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.08ms. Allocated memory is still 289.4MB. Free memory was 255.8MB in the beginning and 254.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 345.87ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 240.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 9847.21ms. Allocated memory was 289.4MB in the beginning and 678.4MB in the end (delta: 389.0MB). Free memory was 238.6MB in the beginning and 384.8MB in the end (delta: -146.2MB). Peak memory consumption was 243.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 241475, independent: 238052, independent conditional: 237785, independent unconditional: 267, dependent: 3423, dependent conditional: 3423, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 241298, independent: 238052, independent conditional: 237785, independent unconditional: 267, dependent: 3246, dependent conditional: 3246, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 241298, independent: 238052, independent conditional: 237785, independent unconditional: 267, dependent: 3246, dependent conditional: 3246, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 241298, independent: 238052, independent conditional: 237785, independent unconditional: 267, dependent: 3246, dependent conditional: 3246, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 114068, independent unconditional: 123984, dependent: 11940, dependent conditional: 8710, dependent unconditional: 3230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 49275, independent unconditional: 188777, dependent: 11940, dependent conditional: 4690, dependent unconditional: 7250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 49275, independent unconditional: 188777, dependent: 11940, dependent conditional: 4690, dependent unconditional: 7250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1038, independent conditional: 220, independent unconditional: 818, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 998, independent conditional: 0, independent unconditional: 998, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 76, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 76, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, independent: 62, independent conditional: 59, independent unconditional: 3, dependent: 50, dependent conditional: 39, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 249992, independent: 237014, independent conditional: 49055, independent unconditional: 187959, dependent: 11904, dependent conditional: 4667, dependent unconditional: 7237, unknown: 1074, unknown conditional: 243, unknown unconditional: 831] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1038, Positive conditional cache size: 220, Positive unconditional cache size: 818, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68813, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 114068, independent unconditional: 123984, dependent: 11940, dependent conditional: 8710, dependent unconditional: 3230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 49275, independent unconditional: 188777, dependent: 11940, dependent conditional: 4690, dependent unconditional: 7250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 249992, independent: 238052, independent conditional: 49275, independent unconditional: 188777, dependent: 11940, dependent conditional: 4690, dependent unconditional: 7250, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1038, independent conditional: 220, independent unconditional: 818, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 998, independent conditional: 0, independent unconditional: 998, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 76, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 76, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, independent: 62, independent conditional: 59, independent unconditional: 3, dependent: 50, dependent conditional: 39, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 249992, independent: 237014, independent conditional: 49055, independent unconditional: 187959, dependent: 11904, dependent conditional: 4667, dependent unconditional: 7237, unknown: 1074, unknown conditional: 243, unknown unconditional: 831] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1038, Positive conditional cache size: 220, Positive unconditional cache size: 818, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68813 ], Independence queries for same thread: 177 - 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: 9.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 8.2s, 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: 59, 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, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 1712 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: 5.0s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 81, ConditionalCommutativityTraceChecks: 33, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 01:58:07,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-08 01:58:07,550 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...