/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -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 [2024-05-05 12:42:09,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 12:42:09,369 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 12:42:09,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 12:42:09,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 12:42:09,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 12:42:09,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 12:42:09,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 12:42:09,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 12:42:09,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 12:42:09,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 12:42:09,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 12:42:09,393 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 12:42:09,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 12:42:09,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 12:42:09,394 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 12:42:09,394 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 12:42:09,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 12:42:09,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 12:42:09,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 12:42:09,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 12:42:09,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 12:42:09,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 12:42:09,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 12:42:09,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 12:42:09,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 12:42:09,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 12:42:09,400 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 12:42:09,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 12:42:09,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 12:42:09,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 12:42:09,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 12:42:09,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 12:42:09,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-05-05 12:42:09,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 12:42:09,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 12:42:09,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 12:42:09,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 12:42:09,654 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 12:42:09,655 INFO L431 ainManager$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 [2024-05-05 12:42:10,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 12:42:10,963 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 12:42:10,963 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 12:42:10,986 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/eb426db57/97e83558984c4a2bb5f07a8fcb682045/FLAGb13c32854 [2024-05-05 12:42:11,003 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/eb426db57/97e83558984c4a2bb5f07a8fcb682045 [2024-05-05 12:42:11,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 12:42:11,008 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 12:42:11,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 12:42:11,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 12:42:11,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 12:42:11,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec820f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11, skipping insertion in model container [2024-05-05 12:42:11,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,057 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 12:42:11,201 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] [2024-05-05 12:42:11,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 12:42:11,356 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 12:42:11,367 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] [2024-05-05 12:42:11,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 12:42:11,411 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 12:42:11,411 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 12:42:11,457 INFO L206 MainTranslator]: Completed translation [2024-05-05 12:42:11,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11 WrapperNode [2024-05-05 12:42:11,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 12:42:11,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 12:42:11,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 12:42:11,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 12:42:11,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,545 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-05 12:42:11,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 12:42:11,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 12:42:11,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 12:42:11,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 12:42:11,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,572 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 12:42:11,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 12:42:11,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 12:42:11,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 12:42:11,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (1/1) ... [2024-05-05 12:42:11,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 12:42:11,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 12:42:11,623 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) [2024-05-05 12:42:11,629 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 [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 12:42:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 12:42:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 12:42:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-05 12:42:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-05 12:42:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 12:42:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 12:42:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 12:42:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 12:42:11,660 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 12:42:11,753 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 12:42:11,755 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 12:42:11,947 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 12:42:11,957 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 12:42:11,957 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 12:42:11,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 12:42:11 BoogieIcfgContainer [2024-05-05 12:42:11,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 12:42:11,960 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 12:42:11,960 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 12:42:11,963 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 12:42:11,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 12:42:11" (1/3) ... [2024-05-05 12:42:11,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c89522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 12:42:11, skipping insertion in model container [2024-05-05 12:42:11,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:42:11" (2/3) ... [2024-05-05 12:42:11,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c89522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 12:42:11, skipping insertion in model container [2024-05-05 12:42:11,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 12:42:11" (3/3) ... [2024-05-05 12:42:11,965 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 12:42:11,972 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 12:42:11,980 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 12:42:11,980 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 12:42:11,980 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 12:42:12,044 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 12:42:12,075 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 12:42:12,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 12:42:12,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 12:42:12,078 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) [2024-05-05 12:42:12,079 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 [2024-05-05 12:42:12,103 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 12:42:12,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:12,113 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 12:42:12,118 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;@2b8cf35f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-05 12:42:12,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 12:42:12,170 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)] === [2024-05-05 12:42:12,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:12,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-05 12:42:12,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:12,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335143213] [2024-05-05 12:42:12,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:12,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:12,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:12,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:12,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335143213] [2024-05-05 12:42:12,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335143213] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:12,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:12,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 12:42:12,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680016587] [2024-05-05 12:42:12,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:12,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 12:42:12,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:12,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 12:42:12,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 12:42:12,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:12,475 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:12,476 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) [2024-05-05 12:42:12,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:12,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:12,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 12:42:12,499 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)] === [2024-05-05 12:42:12,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:12,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-05 12:42:12,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:12,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785199101] [2024-05-05 12:42:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:12,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:12,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785199101] [2024-05-05 12:42:12,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785199101] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:12,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:12,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 12:42:12,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111279492] [2024-05-05 12:42:12,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:12,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 12:42:12,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:12,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 12:42:12,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-05 12:42:12,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:12,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:12,981 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) [2024-05-05 12:42:12,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:12,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:13,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 12:42:13,183 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)] === [2024-05-05 12:42:13,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash -380069440, now seen corresponding path program 1 times [2024-05-05 12:42:13,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:13,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953600095] [2024-05-05 12:42:13,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:13,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:13,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:13,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953600095] [2024-05-05 12:42:13,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953600095] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:13,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:13,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 12:42:13,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807016036] [2024-05-05 12:42:13,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:13,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 12:42:13,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:13,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 12:42:13,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-05 12:42:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,370 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:13,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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) [2024-05-05 12:42:13,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:13,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:13,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:13,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 12:42:13,756 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)] === [2024-05-05 12:42:13,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:13,757 INFO L85 PathProgramCache]: Analyzing trace with hash -906602203, now seen corresponding path program 1 times [2024-05-05 12:42:13,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:13,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397438488] [2024-05-05 12:42:13,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:13,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:13,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:13,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397438488] [2024-05-05 12:42:13,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397438488] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:13,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:13,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 12:42:13,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966178755] [2024-05-05 12:42:13,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:13,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 12:42:13,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:14,172 INFO L85 PathProgramCache]: Analyzing trace with hash -2043257170, now seen corresponding path program 1 times [2024-05-05 12:42:14,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:14,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:14,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:14,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:14,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1312176667, now seen corresponding path program 1 times [2024-05-05 12:42:14,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:14,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 12:42:14,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 12:42:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 12:42:14,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 12:42:14,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-05-05 12:42:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:14,475 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:14,475 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) [2024-05-05 12:42:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:14,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:15,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:15,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 12:42:15,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-05 12:42:15,054 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)] === [2024-05-05 12:42:15,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:15,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1856835031, now seen corresponding path program 2 times [2024-05-05 12:42:15,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:15,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486113685] [2024-05-05 12:42:15,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:15,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:15,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:15,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486113685] [2024-05-05 12:42:15,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486113685] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:15,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:15,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 12:42:15,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328600345] [2024-05-05 12:42:15,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:15,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 12:42:15,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:15,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 12:42:15,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-05 12:42:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,200 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:15,200 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) [2024-05-05 12:42:15,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:15,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:15,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 12:42:15,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 12:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 12:42:15,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-05 12:42:15,727 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 12:42:15,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 12:42:15,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 3 times [2024-05-05 12:42:15,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 12:42:15,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476551687] [2024-05-05 12:42:15,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 12:42:15,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 12:42:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 12:42:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 12:42:15,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 12:42:15,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476551687] [2024-05-05 12:42:15,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476551687] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 12:42:15,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 12:42:15,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 12:42:15,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309224230] [2024-05-05 12:42:15,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 12:42:15,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 12:42:15,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 12:42:15,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 12:42:15,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-05 12:42:15,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 12:42:15,898 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) [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 12:42:15,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 12:42:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 12:42:16,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 12:42:16,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 12:42:16,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 12:42:16,801 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 12:42:16,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-05 12:42:16,805 INFO L448 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1] [2024-05-05 12:42:16,807 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 12:42:16,807 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 12:42:16,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 12:42:16 BasicIcfg [2024-05-05 12:42:16,810 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 12:42:16,810 INFO L158 Benchmark]: Toolchain (without parser) took 5802.42ms. Allocated memory was 280.0MB in the beginning and 562.0MB in the end (delta: 282.1MB). Free memory was 205.1MB in the beginning and 484.0MB in the end (delta: -278.9MB). Peak memory consumption was 208.9MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,810 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 153.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 12:42:16,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.86ms. Allocated memory is still 280.0MB. Free memory was 204.9MB in the beginning and 245.9MB in the end (delta: -41.0MB). Peak memory consumption was 27.4MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.63ms. Allocated memory is still 280.0MB. Free memory was 245.9MB in the beginning and 243.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,811 INFO L158 Benchmark]: Boogie Preprocessor took 31.14ms. Allocated memory is still 280.0MB. Free memory was 243.4MB in the beginning and 241.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,811 INFO L158 Benchmark]: RCFGBuilder took 380.87ms. Allocated memory is still 280.0MB. Free memory was 241.8MB in the beginning and 227.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,811 INFO L158 Benchmark]: TraceAbstraction took 4849.45ms. Allocated memory was 280.0MB in the beginning and 562.0MB in the end (delta: 282.1MB). Free memory was 226.1MB in the beginning and 484.0MB in the end (delta: -257.9MB). Peak memory consumption was 229.7MB. Max. memory is 8.0GB. [2024-05-05 12:42:16,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 153.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 447.86ms. Allocated memory is still 280.0MB. Free memory was 204.9MB in the beginning and 245.9MB in the end (delta: -41.0MB). Peak memory consumption was 27.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 86.63ms. Allocated memory is still 280.0MB. Free memory was 245.9MB in the beginning and 243.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.14ms. Allocated memory is still 280.0MB. Free memory was 243.4MB in the beginning and 241.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 380.87ms. Allocated memory is still 280.0MB. Free memory was 241.8MB in the beginning and 227.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4849.45ms. Allocated memory was 280.0MB in the beginning and 562.0MB in the end (delta: 282.1MB). Free memory was 226.1MB in the beginning and 484.0MB in the end (delta: -257.9MB). Peak memory consumption was 229.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 126808, independent: 125387, independent conditional: 125309, independent unconditional: 78, dependent: 1421, dependent conditional: 1421, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 126631, independent: 125387, independent conditional: 125309, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 126631, independent: 125387, independent conditional: 125309, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 126631, independent: 125387, independent conditional: 125309, independent unconditional: 78, dependent: 1244, dependent conditional: 1244, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 1254, independent unconditional: 124133, dependent: 7836, dependent conditional: 4602, dependent unconditional: 3234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 826, independent unconditional: 124561, dependent: 7836, dependent conditional: 1097, dependent unconditional: 6739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 826, independent unconditional: 124561, dependent: 7836, dependent conditional: 1097, dependent unconditional: 6739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 838, independent: 808, independent conditional: 47, independent unconditional: 761, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 838, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, independent: 58, independent conditional: 54, independent unconditional: 5, dependent: 59, dependent conditional: 20, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133223, independent: 124579, independent conditional: 779, independent unconditional: 123800, dependent: 7806, dependent conditional: 1081, dependent unconditional: 6725, unknown: 838, unknown conditional: 63, unknown unconditional: 775] , Statistics on independence cache: Total cache size (in pairs): 838, Positive cache size: 808, Positive conditional cache size: 47, Positive unconditional cache size: 761, Negative cache size: 30, Negative conditional cache size: 16, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3933, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 1254, independent unconditional: 124133, dependent: 7836, dependent conditional: 4602, dependent unconditional: 3234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 826, independent unconditional: 124561, dependent: 7836, dependent conditional: 1097, dependent unconditional: 6739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133223, independent: 125387, independent conditional: 826, independent unconditional: 124561, dependent: 7836, dependent conditional: 1097, dependent unconditional: 6739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 838, independent: 808, independent conditional: 47, independent unconditional: 761, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 838, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 70, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, independent: 40, independent conditional: 36, independent unconditional: 4, dependent: 30, dependent conditional: 16, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, independent: 58, independent conditional: 54, independent unconditional: 5, dependent: 59, dependent conditional: 20, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133223, independent: 124579, independent conditional: 779, independent unconditional: 123800, dependent: 7806, dependent conditional: 1081, dependent unconditional: 6725, unknown: 838, unknown conditional: 63, unknown unconditional: 775] , Statistics on independence cache: Total cache size (in pairs): 838, Positive cache size: 808, Positive conditional cache size: 47, Positive unconditional cache size: 761, Negative cache size: 30, Negative conditional cache size: 16, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3933 ], 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: 4.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.7s, 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: 71, 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, 1.1s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 1666 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.5s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 2, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 12:42:16,843 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 [2024-05-05 12:42:17,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...