/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 10:19:20,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 10:19:20,555 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 10:19:20,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 10:19:20,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 10:19:20,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 10:19:20,583 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 10:19:20,583 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 10:19:20,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 10:19:20,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 10:19:20,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 10:19:20,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 10:19:20,587 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 10:19:20,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 10:19:20,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 10:19:20,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 10:19:20,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 10:19:20,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 10:19:20,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 10:19:20,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 10:19:20,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 10:19:20,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 10:19:20,591 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 10:19:20,591 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 10:19:20,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:19:20,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 10:19:20,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 10:19:20,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 10:19:20,592 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 10:19:20,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 10:19:20,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 10:19:20,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 10:19:20,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 10:19:20,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 10:19:20,806 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 10:19:20,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 10:19:21,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 10:19:22,304 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 10:19:22,305 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 10:19:22,315 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/20e2e3dcb/3011f9327f4d427eae4f0efb8bfcb8d8/FLAGa3de3424d [2024-05-06 10:19:22,327 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/20e2e3dcb/3011f9327f4d427eae4f0efb8bfcb8d8 [2024-05-06 10:19:22,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 10:19:22,330 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 10:19:22,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 10:19:22,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 10:19:22,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 10:19:22,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a08864b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22, skipping insertion in model container [2024-05-06 10:19:22,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 10:19:22,553 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/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-06 10:19:22,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:19:22,815 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 10:19:22,825 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/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-06 10:19:22,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:19:22,910 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 10:19:22,910 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 10:19:22,915 INFO L206 MainTranslator]: Completed translation [2024-05-06 10:19:22,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22 WrapperNode [2024-05-06 10:19:22,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 10:19:22,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 10:19:22,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 10:19:22,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 10:19:22,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,969 INFO L138 Inliner]: procedures = 177, calls = 66, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-05-06 10:19:22,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 10:19:22,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 10:19:22,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 10:19:22,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 10:19:22,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:22,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 10:19:23,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 10:19:23,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 10:19:23,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 10:19:23,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (1/1) ... [2024-05-06 10:19:23,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:19:23,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:19:23,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 10:19:23,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 10:19:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 10:19:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 10:19:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 10:19:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-06 10:19:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-06 10:19:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-05-06 10:19:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-05-06 10:19:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 10:19:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 10:19:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 10:19:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 10:19:23,095 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 10:19:23,206 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 10:19:23,207 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 10:19:23,331 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 10:19:23,338 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 10:19:23,339 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 10:19:23,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:19:23 BoogieIcfgContainer [2024-05-06 10:19:23,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 10:19:23,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 10:19:23,342 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 10:19:23,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 10:19:23,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 10:19:22" (1/3) ... [2024-05-06 10:19:23,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3694c72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:19:23, skipping insertion in model container [2024-05-06 10:19:23,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:19:22" (2/3) ... [2024-05-06 10:19:23,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3694c72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:19:23, skipping insertion in model container [2024-05-06 10:19:23,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:19:23" (3/3) ... [2024-05-06 10:19:23,346 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 10:19:23,352 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 10:19:23,362 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 10:19:23,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 10:19:23,362 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 10:19:23,415 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 10:19:23,450 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:19:23,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:19:23,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:19:23,453 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:19:23,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 10:19:23,479 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:19:23,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:23,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:19:23,496 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;@5d262f92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:19:23,496 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-06 10:19:23,542 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 2 more)] === [2024-05-06 10:19:23,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:23,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1239798002, now seen corresponding path program 1 times [2024-05-06 10:19:23,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:23,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203561304] [2024-05-06 10:19:23,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:23,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:23,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:23,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:23,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203561304] [2024-05-06 10:19:23,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203561304] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:23,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:23,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:19:23,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481269999] [2024-05-06 10:19:23,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:23,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:19:23,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:23,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:19:23,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:19:23,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:23,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:23,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:23,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 10:19:23,945 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 2 more)] === [2024-05-06 10:19:23,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:23,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1337068274, now seen corresponding path program 1 times [2024-05-06 10:19:23,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:23,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297172562] [2024-05-06 10:19:23,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:23,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:24,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:24,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:24,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297172562] [2024-05-06 10:19:24,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297172562] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:24,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:24,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:19:24,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374611837] [2024-05-06 10:19:24,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:24,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:19:24,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:24,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:19:24,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:19:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:24,407 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:24,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:24,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:24,848 INFO L85 PathProgramCache]: Analyzing trace with hash 968132213, now seen corresponding path program 1 times [2024-05-06 10:19:24,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:24,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:24,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:24,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:25,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:25,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:19:25,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-06 10:19:25,265 INFO L85 PathProgramCache]: Analyzing trace with hash 226004022, now seen corresponding path program 1 times [2024-05-06 10:19:25,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:25,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:25,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:25,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:25,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:25,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-06 10:19:25,342 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 2 more)] === [2024-05-06 10:19:25,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:25,342 INFO L85 PathProgramCache]: Analyzing trace with hash -2079980852, now seen corresponding path program 1 times [2024-05-06 10:19:25,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:25,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131288609] [2024-05-06 10:19:25,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:25,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:25,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:25,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131288609] [2024-05-06 10:19:25,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131288609] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:25,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:25,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 10:19:25,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683761748] [2024-05-06 10:19:25,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:25,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 10:19:25,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:25,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:19:25,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-06 10:19:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:25,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:25,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:25,879 INFO L85 PathProgramCache]: Analyzing trace with hash 226004022, now seen corresponding path program 2 times [2024-05-06 10:19:25,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:25,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:25,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1277783747, now seen corresponding path program 1 times [2024-05-06 10:19:26,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1436211211, now seen corresponding path program 1 times [2024-05-06 10:19:26,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,288 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,385 INFO L85 PathProgramCache]: Analyzing trace with hash 472879834, now seen corresponding path program 1 times [2024-05-06 10:19:26,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:26,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:26,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:26,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 10:19:26,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:19:26,670 INFO L85 PathProgramCache]: Analyzing trace with hash 226004022, now seen corresponding path program 3 times [2024-05-06 10:19:26,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1277783747, now seen corresponding path program 2 times [2024-05-06 10:19:26,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1436211211, now seen corresponding path program 2 times [2024-05-06 10:19:26,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:26,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:27,369 INFO L85 PathProgramCache]: Analyzing trace with hash -895905415, now seen corresponding path program 1 times [2024-05-06 10:19:27,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:27,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:27,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:27,537 INFO L85 PathProgramCache]: Analyzing trace with hash -2078072178, now seen corresponding path program 1 times [2024-05-06 10:19:27,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:27,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:27,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:27,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:27,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:19:27,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:19:27,915 INFO L85 PathProgramCache]: Analyzing trace with hash 226004022, now seen corresponding path program 4 times [2024-05-06 10:19:27,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:27,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:27,925 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,136 INFO L85 PathProgramCache]: Analyzing trace with hash -895905415, now seen corresponding path program 2 times [2024-05-06 10:19:28,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1079478541, now seen corresponding path program 1 times [2024-05-06 10:19:28,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,343 INFO L85 PathProgramCache]: Analyzing trace with hash 2113031914, now seen corresponding path program 1 times [2024-05-06 10:19:28,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1730730340, now seen corresponding path program 1 times [2024-05-06 10:19:28,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,568 INFO L85 PathProgramCache]: Analyzing trace with hash 471472108, now seen corresponding path program 1 times [2024-05-06 10:19:28,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1816324107, now seen corresponding path program 1 times [2024-05-06 10:19:28,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,781 INFO L85 PathProgramCache]: Analyzing trace with hash 197138502, now seen corresponding path program 1 times [2024-05-06 10:19:28,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1240566669, now seen corresponding path program 1 times [2024-05-06 10:19:28,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:28,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:28,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:29,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1441487575, now seen corresponding path program 1 times [2024-05-06 10:19:29,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:29,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:29,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:30,799 INFO L85 PathProgramCache]: Analyzing trace with hash 468384286, now seen corresponding path program 1 times [2024-05-06 10:19:30,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:30,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:30,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:31,527 INFO L85 PathProgramCache]: Analyzing trace with hash -703548424, now seen corresponding path program 1 times [2024-05-06 10:19:31,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:31,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:31,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:32,706 INFO L85 PathProgramCache]: Analyzing trace with hash -496421665, now seen corresponding path program 1 times [2024-05-06 10:19:32,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:32,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1556306201, now seen corresponding path program 1 times [2024-05-06 10:19:33,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:33,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1620866760, now seen corresponding path program 1 times [2024-05-06 10:19:33,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:33,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,602 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,938 INFO L85 PathProgramCache]: Analyzing trace with hash 897622944, now seen corresponding path program 1 times [2024-05-06 10:19:33,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:33,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:33,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:34,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:34,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:34,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:34,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 10:19:34,426 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 2 more)] === [2024-05-06 10:19:34,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:34,426 INFO L85 PathProgramCache]: Analyzing trace with hash 334138802, now seen corresponding path program 2 times [2024-05-06 10:19:34,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:34,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678070376] [2024-05-06 10:19:34,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:34,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:34,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:34,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678070376] [2024-05-06 10:19:34,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678070376] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:34,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:34,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 10:19:34,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674872151] [2024-05-06 10:19:34,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:34,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 10:19:34,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:34,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:19:34,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-06 10:19:34,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:34,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:34,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:34,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:34,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:34,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:34,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:34,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1441487575, now seen corresponding path program 2 times [2024-05-06 10:19:34,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:34,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:35,417 INFO L85 PathProgramCache]: Analyzing trace with hash 468384286, now seen corresponding path program 2 times [2024-05-06 10:19:35,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:35,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:35,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:35,900 INFO L85 PathProgramCache]: Analyzing trace with hash -703548424, now seen corresponding path program 2 times [2024-05-06 10:19:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:35,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:35,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:36,345 INFO L85 PathProgramCache]: Analyzing trace with hash -496421665, now seen corresponding path program 2 times [2024-05-06 10:19:36,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:36,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:36,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:19:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:19:40,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:40,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:40,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:40,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:40,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37 [2024-05-06 10:19:40,067 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 2 more)] === [2024-05-06 10:19:40,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:40,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1157872488, now seen corresponding path program 3 times [2024-05-06 10:19:40,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:40,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407523391] [2024-05-06 10:19:40,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:40,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:40,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407523391] [2024-05-06 10:19:40,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407523391] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:40,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:40,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 10:19:40,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528757805] [2024-05-06 10:19:40,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:40,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 10:19:40,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:40,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:19:40,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-06 10:19:40,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:40,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:40,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:40,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:40,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:48,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-05-06 10:19:48,976 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 2 more)] === [2024-05-06 10:19:48,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:19:48,976 INFO L85 PathProgramCache]: Analyzing trace with hash 266743678, now seen corresponding path program 4 times [2024-05-06 10:19:48,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:19:48,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62485274] [2024-05-06 10:19:48,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:19:48,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:19:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:19:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:19:49,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:19:49,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62485274] [2024-05-06 10:19:49,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62485274] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:19:49,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:19:49,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 10:19:49,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809357020] [2024-05-06 10:19:49,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:19:49,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 10:19:49,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:19:49,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:19:49,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-06 10:19:49,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:49,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:19:49,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:19:49,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:19:49,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:19:49,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:19:49,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:49,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:19:49,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:20:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:20:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:20:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 10:20:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:20:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:20:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:20:03,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-06 10:20:03,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-05-06 10:20:03,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-06 10:20:03,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-06 10:20:03,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-05-06 10:20:03,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-05-06 10:20:03,019 INFO L448 BasicCegarLoop]: Path program histogram: [4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:20:03,021 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 10:20:03,021 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 10:20:03,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 10:20:03 BasicIcfg [2024-05-06 10:20:03,024 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 10:20:03,024 INFO L158 Benchmark]: Toolchain (without parser) took 40693.56ms. Allocated memory was 163.6MB in the beginning and 5.1GB in the end (delta: 4.9GB). Free memory was 97.8MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 697.4MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,024 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 163.6MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 10:20:03,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.20ms. Allocated memory was 163.6MB in the beginning and 250.6MB in the end (delta: 87.0MB). Free memory was 97.6MB in the beginning and 220.2MB in the end (delta: -122.6MB). Peak memory consumption was 24.3MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.39ms. Allocated memory is still 250.6MB. Free memory was 220.2MB in the beginning and 218.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,025 INFO L158 Benchmark]: Boogie Preprocessor took 29.43ms. Allocated memory is still 250.6MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,025 INFO L158 Benchmark]: RCFGBuilder took 339.87ms. Allocated memory is still 250.6MB. Free memory was 216.5MB in the beginning and 200.8MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,025 INFO L158 Benchmark]: TraceAbstraction took 39681.85ms. Allocated memory was 250.6MB in the beginning and 5.1GB in the end (delta: 4.8GB). Free memory was 199.7MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 712.0MB. Max. memory is 8.0GB. [2024-05-06 10:20:03,026 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 163.6MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 584.20ms. Allocated memory was 163.6MB in the beginning and 250.6MB in the end (delta: 87.0MB). Free memory was 97.6MB in the beginning and 220.2MB in the end (delta: -122.6MB). Peak memory consumption was 24.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.39ms. Allocated memory is still 250.6MB. Free memory was 220.2MB in the beginning and 218.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.43ms. Allocated memory is still 250.6MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 339.87ms. Allocated memory is still 250.6MB. Free memory was 216.5MB in the beginning and 200.8MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 39681.85ms. Allocated memory was 250.6MB in the beginning and 5.1GB in the end (delta: 4.8GB). Free memory was 199.7MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 712.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2880890, independent: 2856350, independent conditional: 2856105, independent unconditional: 245, dependent: 24540, dependent conditional: 24540, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2879868, independent: 2856350, independent conditional: 2856105, independent unconditional: 245, dependent: 23518, dependent conditional: 23518, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2879868, independent: 2856350, independent conditional: 2856105, independent unconditional: 245, dependent: 23518, dependent conditional: 23518, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2879868, independent: 2856350, independent conditional: 2856105, independent unconditional: 245, dependent: 23518, dependent conditional: 23518, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 1386559, independent unconditional: 1469791, dependent: 111041, dependent conditional: 87526, dependent unconditional: 23515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 521361, independent unconditional: 2334989, dependent: 111041, dependent conditional: 33811, dependent unconditional: 77230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 521361, independent unconditional: 2334989, dependent: 111041, dependent conditional: 33811, dependent unconditional: 77230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1824, independent: 1792, independent conditional: 275, independent unconditional: 1517, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1824, independent: 1750, independent conditional: 0, independent unconditional: 1750, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 42, independent conditional: 33, independent unconditional: 9, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 42, independent conditional: 33, independent unconditional: 9, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 71, independent conditional: 64, independent unconditional: 7, dependent: 55, dependent conditional: 39, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2967391, independent: 2854558, independent conditional: 521086, independent unconditional: 2333472, dependent: 111009, dependent conditional: 33794, dependent unconditional: 77215, unknown: 1824, unknown conditional: 292, unknown unconditional: 1532] , Statistics on independence cache: Total cache size (in pairs): 1824, Positive cache size: 1792, Positive conditional cache size: 275, Positive unconditional cache size: 1517, Negative cache size: 32, Negative conditional cache size: 17, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 918913, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 1386559, independent unconditional: 1469791, dependent: 111041, dependent conditional: 87526, dependent unconditional: 23515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 521361, independent unconditional: 2334989, dependent: 111041, dependent conditional: 33811, dependent unconditional: 77230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967391, independent: 2856350, independent conditional: 521361, independent unconditional: 2334989, dependent: 111041, dependent conditional: 33811, dependent unconditional: 77230, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1824, independent: 1792, independent conditional: 275, independent unconditional: 1517, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1824, independent: 1750, independent conditional: 0, independent unconditional: 1750, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 42, independent conditional: 33, independent unconditional: 9, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 42, independent conditional: 33, independent unconditional: 9, dependent: 32, dependent conditional: 17, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 71, independent conditional: 64, independent unconditional: 7, dependent: 55, dependent conditional: 39, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2967391, independent: 2854558, independent conditional: 521086, independent unconditional: 2333472, dependent: 111009, dependent conditional: 33794, dependent unconditional: 77215, unknown: 1824, unknown conditional: 292, unknown unconditional: 1532] , Statistics on independence cache: Total cache size (in pairs): 1824, Positive cache size: 1792, Positive conditional cache size: 275, Positive unconditional cache size: 1517, Negative cache size: 32, Negative conditional cache size: 17, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 918913 ], Independence queries for same thread: 1022 - 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 9 procedures, 147 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 39.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 38.0s, 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: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 513 NumberOfCodeBlocks, 513 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 507 ConstructedInterpolants, 0 QuantifiedInterpolants, 2405 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: 8.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 90, ConditionalCommutativityTraceChecks: 31, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 10:20:03,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 10:20:03,245 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...