/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/weaver/test-hard1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 15:25:40,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 15:25:40,413 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 15:25:40,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 15:25:40,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 15:25:40,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 15:25:40,432 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 15:25:40,432 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 15:25:40,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 15:25:40,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 15:25:40,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 15:25:40,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 15:25:40,434 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 15:25:40,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 15:25:40,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 15:25:40,434 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 15:25:40,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 15:25:40,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 15:25:40,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 15:25:40,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 15:25:40,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 15:25:40,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 15:25:40,448 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 15:25:40,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 15:25:40,449 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 15:25:40,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 15:25:40,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 15:25:40,450 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 15:25:40,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 15:25:40,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 15:25:40,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 15:25:40,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 15:25:40,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 15:25:40,451 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 15:25:40,451 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 15:25:40,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 15:25:40,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 15:25:40,452 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 15:25:40,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 15:25:40,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 15:25:40,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 15:25:40,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 15:25:40,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 15:25:40,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 15:25:40,780 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 15:25:40,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-05 15:25:41,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 15:25:42,087 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 15:25:42,088 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-05 15:25:42,095 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8890f3247/6d18ce61ff22449c9f5913f41a2d7aba/FLAG5e0cfadfb [2024-04-05 15:25:42,108 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8890f3247/6d18ce61ff22449c9f5913f41a2d7aba [2024-04-05 15:25:42,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 15:25:42,115 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 15:25:42,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 15:25:42,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 15:25:42,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 15:25:42,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61909644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42, skipping insertion in model container [2024-04-05 15:25:42,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 15:25:42,269 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-05 15:25:42,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 15:25:42,280 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 15:25:42,299 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-05 15:25:42,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 15:25:42,306 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 15:25:42,306 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 15:25:42,312 INFO L206 MainTranslator]: Completed translation [2024-04-05 15:25:42,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42 WrapperNode [2024-04-05 15:25:42,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 15:25:42,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 15:25:42,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 15:25:42,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 15:25:42,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,370 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-04-05 15:25:42,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 15:25:42,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 15:25:42,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 15:25:42,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 15:25:42,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 15:25:42,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 15:25:42,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 15:25:42,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 15:25:42,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (1/1) ... [2024-04-05 15:25:42,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 15:25:42,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:25:42,419 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) [2024-04-05 15:25:42,422 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 [2024-04-05 15:25:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 15:25:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 15:25:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 15:25:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 15:25:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 15:25:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 15:25:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 15:25:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-05 15:25:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-05 15:25:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 15:25:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 15:25:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 15:25:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 15:25:42,465 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 15:25:42,591 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 15:25:42,593 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 15:25:42,843 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 15:25:42,908 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 15:25:42,908 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 15:25:42,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:25:42 BoogieIcfgContainer [2024-04-05 15:25:42,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 15:25:42,912 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 15:25:42,912 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 15:25:42,914 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 15:25:42,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:25:42" (1/3) ... [2024-04-05 15:25:42,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6406e957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:25:42, skipping insertion in model container [2024-04-05 15:25:42,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:25:42" (2/3) ... [2024-04-05 15:25:42,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6406e957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:25:42, skipping insertion in model container [2024-04-05 15:25:42,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:25:42" (3/3) ... [2024-04-05 15:25:42,916 INFO L112 eAbstractionObserver]: Analyzing ICFG test-hard1.wvr.c [2024-04-05 15:25:42,930 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 15:25:42,941 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 15:25:42,941 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 15:25:42,941 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 15:25:42,996 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-05 15:25:43,040 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 15:25:43,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 15:25:43,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:25:43,045 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) [2024-04-05 15:25:43,046 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 [2024-04-05 15:25:43,072 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 15:25:43,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:25:43,085 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 15:25:43,090 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;@30c21ee3, 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 [2024-04-05 15:25:43,090 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 15:25:43,817 INFO L85 PathProgramCache]: Analyzing trace with hash 738820654, now seen corresponding path program 1 times [2024-04-05 15:25:43,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:43,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:44,122 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 15:25:44,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:44,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 15:25:44,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 15:25:44,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 15:25:45,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1506728072, now seen corresponding path program 1 times [2024-04-05 15:25:45,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:45,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:45,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:45,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1027221441, now seen corresponding path program 2 times [2024-04-05 15:25:45,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:45,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:46,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1490250254, now seen corresponding path program 3 times [2024-04-05 15:25:46,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:46,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:46,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:46,505 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)] === [2024-04-05 15:25:46,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:25:46,508 INFO L85 PathProgramCache]: Analyzing trace with hash 851921736, now seen corresponding path program 1 times [2024-04-05 15:25:46,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:25:46,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743289165] [2024-04-05 15:25:46,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:46,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-05 15:25:46,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:25:46,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743289165] [2024-04-05 15:25:46,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743289165] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 15:25:46,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 15:25:46,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 15:25:46,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615852408] [2024-04-05 15:25:46,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 15:25:46,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 15:25:46,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:25:46,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 15:25:46,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-05 15:25:46,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:46,975 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:25:46,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2024-04-05 15:25:46,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:47,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1843673928, now seen corresponding path program 4 times [2024-04-05 15:25:47,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:47,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:47,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:47,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1913086250, now seen corresponding path program 5 times [2024-04-05 15:25:47,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:47,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:47,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:48,144 INFO L85 PathProgramCache]: Analyzing trace with hash -893485315, now seen corresponding path program 6 times [2024-04-05 15:25:48,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:48,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:48,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:48,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:25:48,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-04-05 15:25:48,522 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)] === [2024-04-05 15:25:48,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:25:48,522 INFO L85 PathProgramCache]: Analyzing trace with hash -2029386885, now seen corresponding path program 2 times [2024-04-05 15:25:48,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:25:48,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064671467] [2024-04-05 15:25:48,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:48,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-05 15:25:48,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:25:48,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064671467] [2024-04-05 15:25:48,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064671467] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:25:48,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494614977] [2024-04-05 15:25:48,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 15:25:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:25:48,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:25:49,022 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:25:49,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 15:25:49,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 15:25:49,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:25:49,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-05 15:25:49,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:25:49,231 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-04-05 15:25:49,231 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 15:25:49,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494614977] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 15:25:49,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 15:25:49,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-05 15:25:49,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481896091] [2024-04-05 15:25:49,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 15:25:49,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 15:25:49,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:25:49,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 15:25:49,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-04-05 15:25:49,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:49,238 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:25:49,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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) [2024-04-05 15:25:49,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:25:49,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:49,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1637912734, now seen corresponding path program 7 times [2024-04-05 15:25:49,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:49,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:49,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1102317186, now seen corresponding path program 8 times [2024-04-05 15:25:50,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1474389333, now seen corresponding path program 9 times [2024-04-05 15:25:50,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1913086250, now seen corresponding path program 10 times [2024-04-05 15:25:50,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:50,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:51,228 INFO L85 PathProgramCache]: Analyzing trace with hash -893485315, now seen corresponding path program 11 times [2024-04-05 15:25:51,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:51,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:51,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:51,553 INFO L85 PathProgramCache]: Analyzing trace with hash 675512790, now seen corresponding path program 12 times [2024-04-05 15:25:51,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:51,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:51,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:52,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:25:52,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:25:52,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 15:25:52,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-04-05 15:25:52,267 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)] === [2024-04-05 15:25:52,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:25:52,268 INFO L85 PathProgramCache]: Analyzing trace with hash -10387549, now seen corresponding path program 3 times [2024-04-05 15:25:52,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:25:52,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717372891] [2024-04-05 15:25:52,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:52,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-05 15:25:52,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:25:52,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717372891] [2024-04-05 15:25:52,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717372891] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:25:52,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570773965] [2024-04-05 15:25:52,821 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 15:25:52,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:25:52,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:25:52,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:25:52,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 15:25:53,023 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-05 15:25:53,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:25:53,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 17 conjunts are in the unsatisfiable core [2024-04-05 15:25:53,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:25:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-05 15:25:53,167 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:25:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 168 proven. 37 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-04-05 15:25:53,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570773965] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:25:53,413 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:25:53,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 11] total 18 [2024-04-05 15:25:53,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103867759] [2024-04-05 15:25:53,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:25:53,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 15:25:53,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:25:53,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 15:25:53,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2024-04-05 15:25:53,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:53,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:25:53,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.333333333333334) internal successors, (168), 18 states have internal predecessors, (168), 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) [2024-04-05 15:25:53,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:25:53,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:25:53,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:25:54,381 INFO L85 PathProgramCache]: Analyzing trace with hash 358668392, now seen corresponding path program 13 times [2024-04-05 15:25:54,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:54,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:54,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:55,023 INFO L85 PathProgramCache]: Analyzing trace with hash -464887278, now seen corresponding path program 14 times [2024-04-05 15:25:55,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:55,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:55,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:25:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:25:55,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1695259365, now seen corresponding path program 1 times [2024-04-05 15:25:55,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:55,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:25:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 15 proven. 85 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 15:25:58,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:25:58,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:25:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 32 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-05 15:26:01,527 INFO L85 PathProgramCache]: Analyzing trace with hash -32557041, now seen corresponding path program 2 times [2024-04-05 15:26:01,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:01,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 7 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:26:02,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 69 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-05 15:26:03,945 INFO L85 PathProgramCache]: Analyzing trace with hash -91593935, now seen corresponding path program 15 times [2024-04-05 15:26:03,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:03,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:03,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:04,413 INFO L85 PathProgramCache]: Analyzing trace with hash 262083163, now seen corresponding path program 16 times [2024-04-05 15:26:04,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:04,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:04,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:04,827 INFO L85 PathProgramCache]: Analyzing trace with hash -717409526, now seen corresponding path program 17 times [2024-04-05 15:26:04,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:04,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:04,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:05,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1201094709, now seen corresponding path program 18 times [2024-04-05 15:26:05,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:05,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:05,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:05,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1531332640, now seen corresponding path program 19 times [2024-04-05 15:26:05,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:05,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:05,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:06,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1868535309, now seen corresponding path program 20 times [2024-04-05 15:26:06,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:06,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:06,618 INFO L85 PathProgramCache]: Analyzing trace with hash -621544787, now seen corresponding path program 1 times [2024-04-05 15:26:06,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:06,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 35 proven. 79 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 15:26:10,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:10,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:13,872 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 29 proven. 93 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-05 15:26:15,197 INFO L85 PathProgramCache]: Analyzing trace with hash -35961656, now seen corresponding path program 2 times [2024-04-05 15:26:15,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:15,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:15,288 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:15,642 INFO L85 PathProgramCache]: Analyzing trace with hash -2042024893, now seen corresponding path program 3 times [2024-04-05 15:26:15,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:15,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 106 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 15:26:19,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:19,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 29 proven. 78 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 15:26:23,356 INFO L85 PathProgramCache]: Analyzing trace with hash -341462864, now seen corresponding path program 4 times [2024-04-05 15:26:23,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:23,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 104 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 15:26:26,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:26,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-05 15:26:31,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1409591452, now seen corresponding path program 21 times [2024-04-05 15:26:31,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:31,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:31,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:31,506 INFO L85 PathProgramCache]: Analyzing trace with hash -813948238, now seen corresponding path program 22 times [2024-04-05 15:26:31,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:31,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:31,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:31,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1510008993, now seen corresponding path program 23 times [2024-04-05 15:26:31,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:31,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:31,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:32,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1048789295, now seen corresponding path program 24 times [2024-04-05 15:26:32,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:32,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:32,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 15:26:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 15:26:32,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:32,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:26:32,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 15:26:32,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-05 15:26:32,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable16,SelfDestructingSolverStorable38,SelfDestructingSolverStorable17,SelfDestructingSolverStorable39,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-05 15:26:32,851 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)] === [2024-04-05 15:26:32,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:26:32,851 INFO L85 PathProgramCache]: Analyzing trace with hash 285711661, now seen corresponding path program 4 times [2024-04-05 15:26:32,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:26:32,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783718919] [2024-04-05 15:26:32,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-04-05 15:26:33,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:26:33,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783718919] [2024-04-05 15:26:33,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783718919] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 15:26:33,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 15:26:33,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 15:26:33,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146382969] [2024-04-05 15:26:33,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 15:26:33,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 15:26:33,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:26:33,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 15:26:33,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-05 15:26:33,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:26:33,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:26:33,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2024-04-05 15:26:33,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:33,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:26:33,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 15:26:33,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:26:34,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:34,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:26:34,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 15:26:34,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:34,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-04-05 15:26:34,327 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)] === [2024-04-05 15:26:34,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:26:34,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1391822017, now seen corresponding path program 5 times [2024-04-05 15:26:34,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:26:34,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688984313] [2024-04-05 15:26:34,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:34,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 820 proven. 9 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2024-04-05 15:26:34,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:26:34,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688984313] [2024-04-05 15:26:34,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688984313] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:26:34,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1888532147] [2024-04-05 15:26:34,858 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 15:26:34,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:26:34,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:26:34,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:26:34,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 15:26:35,123 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-04-05 15:26:35,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:26:35,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 15:26:35,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:26:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 800 proven. 110 refuted. 0 times theorem prover too weak. 1093 trivial. 0 not checked. [2024-04-05 15:26:35,286 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:26:35,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 793 proven. 4 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2024-04-05 15:26:35,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1888532147] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:26:35,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:26:35,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 14 [2024-04-05 15:26:35,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61305879] [2024-04-05 15:26:35,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:26:35,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-05 15:26:35,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:26:35,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-05 15:26:35,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-04-05 15:26:35,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:26:35,378 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:26:35,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.571428571428571) internal successors, (176), 14 states have internal predecessors, (176), 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) [2024-04-05 15:26:35,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:35,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:26:35,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 15:26:35,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:35,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:26:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:26:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 15:26:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:26:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:26:37,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 15:26:37,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:26:37,504 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)] === [2024-04-05 15:26:37,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:26:37,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1091151426, now seen corresponding path program 6 times [2024-04-05 15:26:37,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:26:37,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640421356] [2024-04-05 15:26:37,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:26:37,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:26:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:26:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1995 backedges. 697 proven. 1241 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-04-05 15:26:51,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:26:51,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640421356] [2024-04-05 15:26:51,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640421356] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:26:51,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339265853] [2024-04-05 15:26:51,622 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 15:26:51,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:26:51,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:26:51,623 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:26:51,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 15:26:52,065 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2024-04-05 15:26:52,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:26:52,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 164 conjunts are in the unsatisfiable core [2024-04-05 15:26:52,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:27:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1995 backedges. 150 proven. 1827 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-05 15:27:19,699 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:27:29,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1995 backedges. 172 proven. 1823 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:27:29,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [339265853] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:27:29,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:27:29,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 100, 127] total 299 [2024-04-05 15:27:29,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597683201] [2024-04-05 15:27:29,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:27:29,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 299 states [2024-04-05 15:27:29,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:27:29,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 299 interpolants. [2024-04-05 15:27:29,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20162, Invalid=68938, Unknown=2, NotChecked=0, Total=89102 [2024-04-05 15:27:29,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:27:29,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:27:29,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 299 states, 299 states have (on average 2.6187290969899664) internal successors, (783), 299 states have internal predecessors, (783), 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) [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:27:29,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:30:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 634 states. [2024-04-05 15:30:02,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-05 15:30:03,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-04-05 15:30:03,033 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 15:30:03,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:30:03,034 INFO L85 PathProgramCache]: Analyzing trace with hash -258936381, now seen corresponding path program 7 times [2024-04-05 15:30:03,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:30:03,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071535147] [2024-04-05 15:30:03,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:30:03,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:30:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:30:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5754 backedges. 364 proven. 5346 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-04-05 15:30:47,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:30:47,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071535147] [2024-04-05 15:30:47,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071535147] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:30:47,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326680730] [2024-04-05 15:30:47,968 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 15:30:47,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:30:47,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:30:47,969 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:30:47,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 15:30:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:30:48,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 221 conjunts are in the unsatisfiable core [2024-04-05 15:30:48,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:32:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5754 backedges. 304 proven. 5293 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-04-05 15:32:09,492 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:32:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5754 backedges. 0 proven. 5754 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 15:32:46,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326680730] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:32:46,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:32:46,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [197, 119, 182] total 494 [2024-04-05 15:32:46,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336162423] [2024-04-05 15:32:46,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:32:46,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 494 states [2024-04-05 15:32:46,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:32:46,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 494 interpolants. [2024-04-05 15:32:46,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29097, Invalid=214444, Unknown=1, NotChecked=0, Total=243542 [2024-04-05 15:32:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:32:46,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:32:46,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 494 states, 494 states have (on average 2.4109311740890687) internal successors, (1191), 494 states have internal predecessors, (1191), 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) [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 634 states. [2024-04-05 15:32:46,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:34:48,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:34:51,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:34:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 640 states. [2024-04-05 15:34:57,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-04-05 15:34:57,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 15:34:57,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:34:57,560 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 15:34:57,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 15:34:57,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1172595060, now seen corresponding path program 8 times [2024-04-05 15:34:57,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 15:34:57,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026265587] [2024-04-05 15:34:57,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 15:34:57,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 15:34:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 15:34:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 422 proven. 1 refuted. 0 times theorem prover too weak. 1280 trivial. 0 not checked. [2024-04-05 15:34:58,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 15:34:58,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026265587] [2024-04-05 15:34:58,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026265587] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 15:34:58,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318630036] [2024-04-05 15:34:58,164 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 15:34:58,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 15:34:58,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 15:34:58,165 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 15:34:58,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 15:34:58,359 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 15:34:58,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 15:34:58,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-05 15:34:58,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 15:34:58,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 422 proven. 1 refuted. 0 times theorem prover too weak. 1280 trivial. 0 not checked. [2024-04-05 15:34:58,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 15:34:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 402 proven. 32 refuted. 0 times theorem prover too weak. 1269 trivial. 0 not checked. [2024-04-05 15:34:59,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1318630036] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 15:34:59,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 15:34:59,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 11] total 17 [2024-04-05 15:34:59,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339600180] [2024-04-05 15:34:59,071 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 15:34:59,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-05 15:34:59,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 15:34:59,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-04-05 15:34:59,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-04-05 15:34:59,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 15:34:59,072 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 15:34:59,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 10.823529411764707) internal successors, (184), 17 states have internal predecessors, (184), 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) [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 640 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-04-05 15:34:59,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 15:39:21,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 15:39:21,232 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 15:39:21,232 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 15:39:21,232 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 15:39:21,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-04-05 15:39:21,425 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. [2024-04-05 15:39:21,427 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 15:39:21,427 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 15:39:21,428 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 15:39:21,428 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-05 15:39:21,428 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-05 15:39:21,431 INFO L445 BasicCegarLoop]: Path program histogram: [24, 8, 4, 2, 1] [2024-04-05 15:39:21,433 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 15:39:21,433 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 15:39:21,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 03:39:21 BasicIcfg [2024-04-05 15:39:21,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 15:39:21,437 INFO L158 Benchmark]: Toolchain (without parser) took 819321.55ms. Allocated memory was 185.6MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 116.2MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 677.5MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,437 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 161.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 15:39:21,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.53ms. Allocated memory is still 185.6MB. Free memory was 115.9MB in the beginning and 104.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.44ms. Allocated memory was 185.6MB in the beginning and 307.2MB in the end (delta: 121.6MB). Free memory was 103.9MB in the beginning and 279.4MB in the end (delta: -175.4MB). Peak memory consumption was 7.9MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,438 INFO L158 Benchmark]: Boogie Preprocessor took 20.62ms. Allocated memory is still 307.2MB. Free memory was 278.8MB in the beginning and 277.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,438 INFO L158 Benchmark]: RCFGBuilder took 518.05ms. Allocated memory is still 307.2MB. Free memory was 277.3MB in the beginning and 254.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,438 INFO L158 Benchmark]: TraceAbstraction took 818524.04ms. Allocated memory was 307.2MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 253.2MB in the beginning and 1.9GB in the end (delta: -1.6GB). Peak memory consumption was 692.6MB. Max. memory is 8.0GB. [2024-04-05 15:39:21,439 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 161.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 194.53ms. Allocated memory is still 185.6MB. Free memory was 115.9MB in the beginning and 104.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.44ms. Allocated memory was 185.6MB in the beginning and 307.2MB in the end (delta: 121.6MB). Free memory was 103.9MB in the beginning and 279.4MB in the end (delta: -175.4MB). Peak memory consumption was 7.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.62ms. Allocated memory is still 307.2MB. Free memory was 278.8MB in the beginning and 277.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 518.05ms. Allocated memory is still 307.2MB. Free memory was 277.3MB in the beginning and 254.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 818524.04ms. Allocated memory was 307.2MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 253.2MB in the beginning and 1.9GB in the end (delta: -1.6GB). Peak memory consumption was 692.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 983639, independent: 895545, independent conditional: 890181, independent unconditional: 5364, dependent: 87728, dependent conditional: 85080, dependent unconditional: 2648, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 911675, independent: 895545, independent conditional: 890181, independent unconditional: 5364, dependent: 15764, dependent conditional: 15601, dependent unconditional: 163, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 911675, independent: 895545, independent conditional: 890181, independent unconditional: 5364, dependent: 15764, dependent conditional: 15601, dependent unconditional: 163, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 911675, independent: 895545, independent conditional: 890181, independent unconditional: 5364, dependent: 15764, dependent conditional: 15601, dependent unconditional: 163, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 48106, independent unconditional: 847439, dependent: 78886, dependent conditional: 50004, dependent unconditional: 28882, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 45731, independent unconditional: 849814, dependent: 78886, dependent conditional: 22456, dependent unconditional: 56430, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 45731, independent unconditional: 849814, dependent: 78886, dependent conditional: 22456, dependent unconditional: 56430, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1220, independent: 1005, independent conditional: 6, independent unconditional: 999, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1220, independent: 1002, independent conditional: 0, independent unconditional: 1002, dependent: 218, dependent conditional: 0, dependent unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 218, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 218, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17662, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 4518, dependent conditional: 3718, dependent unconditional: 800, unknown: 13133, unknown conditional: 13133, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 974797, independent: 894540, independent conditional: 45725, independent unconditional: 848815, dependent: 78684, dependent conditional: 22266, dependent unconditional: 56418, unknown: 1573, unknown conditional: 562, unknown unconditional: 1011] , Statistics on independence cache: Total cache size (in pairs): 1207, Positive cache size: 1005, Positive conditional cache size: 6, Positive unconditional cache size: 999, Negative cache size: 202, Negative conditional cache size: 190, Negative unconditional cache size: 12, Unknown cache size: 13, Unknown conditional cache size: 13, Unknown unconditional cache size: 0, Eliminated conditions: 29923, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 48106, independent unconditional: 847439, dependent: 78886, dependent conditional: 50004, dependent unconditional: 28882, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 45731, independent unconditional: 849814, dependent: 78886, dependent conditional: 22456, dependent unconditional: 56430, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 974797, independent: 895545, independent conditional: 45731, independent unconditional: 849814, dependent: 78886, dependent conditional: 22456, dependent unconditional: 56430, unknown: 366, unknown conditional: 366, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1220, independent: 1005, independent conditional: 6, independent unconditional: 999, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1220, independent: 1002, independent conditional: 0, independent unconditional: 1002, dependent: 218, dependent conditional: 0, dependent unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 218, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 218, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 202, dependent conditional: 190, dependent unconditional: 12, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17662, independent: 11, independent conditional: 11, independent unconditional: 0, dependent: 4518, dependent conditional: 3718, dependent unconditional: 800, unknown: 13133, unknown conditional: 13133, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 974797, independent: 894540, independent conditional: 45725, independent unconditional: 848815, dependent: 78684, dependent conditional: 22266, dependent unconditional: 56418, unknown: 1573, unknown conditional: 562, unknown unconditional: 1011] , Statistics on independence cache: Total cache size (in pairs): 1207, Positive cache size: 1005, Positive conditional cache size: 6, Positive unconditional cache size: 999, Negative cache size: 202, Negative conditional cache size: 190, Negative unconditional cache size: 12, Unknown cache size: 13, Unknown conditional cache size: 13, Unknown unconditional cache size: 0, Eliminated conditions: 29923 ], Independence queries for same thread: 71964 - TimeoutResultAtElement [Line: 139]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. - TimeoutResultAtElement [Line: 132]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. - TimeoutResultAtElement [Line: 131]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-43-7-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-5-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-44-6-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 818.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 24, EmptinessCheckTime: 596.1s, 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: 1307, 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: 0.2s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 216.2s InterpolantComputationTime, 3891 NumberOfCodeBlocks, 3733 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 5450 ConstructedInterpolants, 0 QuantifiedInterpolants, 73085 SizeOfPredicates, 110 NumberOfNonLiveVariables, 2781 ConjunctsInSsa, 431 ConjunctsInUnsatCore, 19 InterpolantComputations, 3 PerfectInterpolantSequences, 15139/36629 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown