/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 09:45:22,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 09:45:22,535 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 09:45:22,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 09:45:22,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 09:45:22,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 09:45:22,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 09:45:22,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 09:45:22,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 09:45:22,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 09:45:22,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 09:45:22,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 09:45:22,560 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 09:45:22,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 09:45:22,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 09:45:22,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 09:45:22,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 09:45:22,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 09:45:22,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 09:45:22,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 09:45:22,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 09:45:22,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 09:45:22,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 09:45:22,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 09:45:22,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 09:45:22,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 09:45:22,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 09:45:22,564 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 09:45:22,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 09:45:22,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 09:45:22,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 09:45:22,566 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 09:45:22,566 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-04 09:45:22,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 09:45:22,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 09:45:22,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 09:45:22,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 09:45:22,812 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 09:45:22,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c [2024-04-04 09:45:23,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 09:45:23,981 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 09:45:23,981 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c [2024-04-04 09:45:23,987 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9aaa26c14/9f05ec8ae7dc4c5ba26ade9240d45fd7/FLAG4ddc7c505 [2024-04-04 09:45:23,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9aaa26c14/9f05ec8ae7dc4c5ba26ade9240d45fd7 [2024-04-04 09:45:23,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 09:45:24,000 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 09:45:24,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 09:45:24,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 09:45:24,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 09:45:24,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 09:45:23" (1/1) ... [2024-04-04 09:45:24,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793093f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24, skipping insertion in model container [2024-04-04 09:45:24,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 09:45:23" (1/1) ... [2024-04-04 09:45:24,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 09:45:24,146 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/parallel-min-max-1.wvr.c[3057,3070] [2024-04-04 09:45:24,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 09:45:24,158 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 09:45:24,172 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/parallel-min-max-1.wvr.c[3057,3070] [2024-04-04 09:45:24,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 09:45:24,179 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 09:45:24,180 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 09:45:24,184 INFO L206 MainTranslator]: Completed translation [2024-04-04 09:45:24,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24 WrapperNode [2024-04-04 09:45:24,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 09:45:24,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 09:45:24,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 09:45:24,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 09:45:24,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,211 INFO L138 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-04-04 09:45:24,211 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 09:45:24,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 09:45:24,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 09:45:24,212 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 09:45:24,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 09:45:24,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 09:45:24,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 09:45:24,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 09:45:24,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (1/1) ... [2024-04-04 09:45:24,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 09:45:24,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:24,264 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) [2024-04-04 09:45:24,269 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 [2024-04-04 09:45:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 09:45:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 09:45:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 09:45:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 09:45:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 09:45:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 09:45:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 09:45:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 09:45:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 09:45:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 09:45:24,298 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 09:45:24,388 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 09:45:24,389 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 09:45:24,636 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 09:45:24,738 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 09:45:24,738 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 09:45:24,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 09:45:24 BoogieIcfgContainer [2024-04-04 09:45:24,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 09:45:24,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 09:45:24,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 09:45:24,744 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 09:45:24,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 09:45:23" (1/3) ... [2024-04-04 09:45:24,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b9fc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 09:45:24, skipping insertion in model container [2024-04-04 09:45:24,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 09:45:24" (2/3) ... [2024-04-04 09:45:24,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b9fc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 09:45:24, skipping insertion in model container [2024-04-04 09:45:24,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 09:45:24" (3/3) ... [2024-04-04 09:45:24,746 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-min-max-1.wvr.c [2024-04-04 09:45:24,767 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 09:45:24,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 09:45:24,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 09:45:24,774 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 09:45:24,852 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 09:45:24,883 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 09:45:24,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 09:45:24,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:24,888 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) [2024-04-04 09:45:24,890 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 [2024-04-04 09:45:24,934 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 09:45:24,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:24,951 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 09:45:24,958 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;@6cf1d3d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 09:45:24,958 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 09:45:25,054 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:25,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:25,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1768195821, now seen corresponding path program 1 times [2024-04-04 09:45:25,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:25,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30897841] [2024-04-04 09:45:25,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:25,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 09:45:25,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:25,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30897841] [2024-04-04 09:45:25,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30897841] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:25,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:45:25,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 09:45:25,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108585171] [2024-04-04 09:45:25,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:25,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 09:45:25,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:25,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 09:45:25,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 09:45:25,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:25,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 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) [2024-04-04 09:45:25,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 09:45:25,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:25,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:25,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1347515060, now seen corresponding path program 1 times [2024-04-04 09:45:25,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:25,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663222801] [2024-04-04 09:45:25,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:25,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:25,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:25,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:25,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663222801] [2024-04-04 09:45:25,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663222801] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:25,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:45:25,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 09:45:25,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016350601] [2024-04-04 09:45:25,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:25,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 09:45:25,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:25,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 09:45:25,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 09:45:25,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:25,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2024-04-04 09:45:25,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:25,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:25,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 09:45:25,815 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:25,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:25,816 INFO L85 PathProgramCache]: Analyzing trace with hash 905660120, now seen corresponding path program 1 times [2024-04-04 09:45:25,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:25,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114640722] [2024-04-04 09:45:25,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:25,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:26,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:26,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114640722] [2024-04-04 09:45:26,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114640722] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:26,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649723646] [2024-04-04 09:45:26,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:26,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:26,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:26,118 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) [2024-04-04 09:45:26,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 09:45:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:26,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-04 09:45:26,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:26,464 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:45:26,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:26,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649723646] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:26,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 09:45:26,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2024-04-04 09:45:26,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595773976] [2024-04-04 09:45:26,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:26,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 09:45:26,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:26,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 09:45:26,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-04-04 09:45:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:26,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:26,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 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) [2024-04-04 09:45:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:26,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:26,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 09:45:26,959 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,SelfDestructingSolverStorable2 [2024-04-04 09:45:26,960 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:26,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:26,961 INFO L85 PathProgramCache]: Analyzing trace with hash -153695611, now seen corresponding path program 1 times [2024-04-04 09:45:26,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:26,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135231075] [2024-04-04 09:45:26,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:27,231 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:27,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:27,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135231075] [2024-04-04 09:45:27,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135231075] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:27,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757356920] [2024-04-04 09:45:27,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:27,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:27,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:27,254 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) [2024-04-04 09:45:27,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 09:45:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:27,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 09:45:27,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:27,539 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:45:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:27,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757356920] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:45:27,721 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:45:27,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-04 09:45:27,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053514105] [2024-04-04 09:45:27,721 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:45:27,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-04 09:45:27,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:27,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-04 09:45:27,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-04 09:45:27,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:27,723 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:27,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 10.708333333333334) internal successors, (257), 24 states have internal predecessors, (257), 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) [2024-04-04 09:45:27,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:27,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:27,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:27,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:27,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:27,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:27,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:27,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 09:45:28,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:28,148 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:28,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:28,148 INFO L85 PathProgramCache]: Analyzing trace with hash 690576809, now seen corresponding path program 2 times [2024-04-04 09:45:28,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:28,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001877724] [2024-04-04 09:45:28,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:28,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:28,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:28,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001877724] [2024-04-04 09:45:28,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001877724] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:28,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082387329] [2024-04-04 09:45:28,347 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 09:45:28,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:28,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:28,348 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) [2024-04-04 09:45:28,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 09:45:28,463 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-04 09:45:28,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 09:45:28,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-04 09:45:28,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:28,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-04-04 09:45:28,526 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 09:45:28,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-04 09:45:28,600 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 09:45:28,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-04-04 09:45:28,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 09:45:28,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-04-04 09:45:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-04 09:45:28,843 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 09:45:28,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082387329] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:28,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 09:45:28,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [11] total 25 [2024-04-04 09:45:28,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049058779] [2024-04-04 09:45:28,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:28,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-04 09:45:28,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:28,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-04 09:45:28,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2024-04-04 09:45:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:28,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:28,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 9.625) internal successors, (154), 16 states have internal predecessors, (154), 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) [2024-04-04 09:45:28,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:28,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:28,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:28,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:28,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:29,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:29,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 09:45:30,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:30,047 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:30,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:30,047 INFO L85 PathProgramCache]: Analyzing trace with hash 358705285, now seen corresponding path program 3 times [2024-04-04 09:45:30,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:30,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168687148] [2024-04-04 09:45:30,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:30,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:30,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:30,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168687148] [2024-04-04 09:45:30,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168687148] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:30,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685143298] [2024-04-04 09:45:30,214 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 09:45:30,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:30,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:30,215 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) [2024-04-04 09:45:30,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 09:45:30,313 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-04-04 09:45:30,313 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 09:45:30,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 34 conjunts are in the unsatisfiable core [2024-04-04 09:45:30,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:30,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-04-04 09:45:30,345 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-04 09:45:30,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-04 09:45:30,550 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 09:45:30,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-04-04 09:45:30,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 09:45:30,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:45:30,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 09:45:30,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-04-04 09:45:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-04 09:45:31,043 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 09:45:31,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685143298] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:31,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 09:45:31,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [11] total 27 [2024-04-04 09:45:31,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565850742] [2024-04-04 09:45:31,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:31,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 09:45:31,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:31,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 09:45:31,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2024-04-04 09:45:31,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:31,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:31,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.555555555555555) internal successors, (154), 18 states have internal predecessors, (154), 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) [2024-04-04 09:45:31,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:31,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:31,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:31,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:31,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:31,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:32,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:32,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-04 09:45:32,265 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,SelfDestructingSolverStorable5 [2024-04-04 09:45:32,265 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 1 more)] === [2024-04-04 09:45:32,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:32,266 INFO L85 PathProgramCache]: Analyzing trace with hash 784328633, now seen corresponding path program 4 times [2024-04-04 09:45:32,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:32,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542170236] [2024-04-04 09:45:32,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:32,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:32,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:32,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542170236] [2024-04-04 09:45:32,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542170236] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:32,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887294956] [2024-04-04 09:45:32,460 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 09:45:32,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:32,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:32,476 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) [2024-04-04 09:45:32,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 09:45:32,575 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 09:45:32,576 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 09:45:32,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 09:45:32,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:32,835 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:32,835 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:45:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:33,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887294956] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:45:33,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:45:33,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-04 09:45:33,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168218724] [2024-04-04 09:45:33,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:45:33,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-04 09:45:33,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:33,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-04 09:45:33,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2024-04-04 09:45:33,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:33,060 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:33,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 10.125) internal successors, (243), 24 states have internal predecessors, (243), 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) [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:33,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:33,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:33,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-04-04 09:45:33,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:33,914 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 1 more)] === [2024-04-04 09:45:33,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:33,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1756068314, now seen corresponding path program 5 times [2024-04-04 09:45:33,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:33,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937801710] [2024-04-04 09:45:33,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:33,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:34,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:34,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937801710] [2024-04-04 09:45:34,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937801710] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:34,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012074146] [2024-04-04 09:45:34,179 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 09:45:34,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:34,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:34,192 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) [2024-04-04 09:45:34,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 09:45:34,343 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-04-04 09:45:34,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 09:45:34,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 09:45:34,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:34,573 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 09:45:34,574 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:45:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-04-04 09:45:34,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2012074146] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:45:34,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:45:34,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 8] total 31 [2024-04-04 09:45:34,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181199857] [2024-04-04 09:45:34,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:45:34,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-04 09:45:34,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:34,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-04 09:45:34,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=837, Unknown=0, NotChecked=0, Total=930 [2024-04-04 09:45:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:34,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:34,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 9.709677419354838) internal successors, (301), 31 states have internal predecessors, (301), 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) [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:34,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:38,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:38,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:38,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:38,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:38,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-04-04 09:45:38,418 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,SelfDestructingSolverStorable7 [2024-04-04 09:45:38,419 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:38,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:38,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1750082346, now seen corresponding path program 6 times [2024-04-04 09:45:38,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:38,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328735824] [2024-04-04 09:45:38,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-04-04 09:45:38,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:38,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328735824] [2024-04-04 09:45:38,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328735824] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:38,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:45:38,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 09:45:38,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562882316] [2024-04-04 09:45:38,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:38,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 09:45:38,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:38,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 09:45:38,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-04-04 09:45:38,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:38,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:38,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 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) [2024-04-04 09:45:38,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:38,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:38,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 09:45:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:39,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-04 09:45:39,877 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:39,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:39,877 INFO L85 PathProgramCache]: Analyzing trace with hash -520592221, now seen corresponding path program 7 times [2024-04-04 09:45:39,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:39,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652743366] [2024-04-04 09:45:39,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:39,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:40,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:40,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652743366] [2024-04-04 09:45:40,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652743366] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:45:40,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497262966] [2024-04-04 09:45:40,091 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 09:45:40,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:40,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:45:40,092 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 09:45:40,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 09:45:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:40,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 09:45:40,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:45:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:40,526 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:45:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 09:45:40,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497262966] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:45:40,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:45:40,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-04-04 09:45:40,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405170764] [2024-04-04 09:45:40,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:45:40,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-04 09:45:40,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:40,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-04 09:45:40,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=918, Unknown=0, NotChecked=0, Total=1122 [2024-04-04 09:45:40,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:40,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:40,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.588235294117647) internal successors, (292), 34 states have internal predecessors, (292), 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) [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:40,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 09:45:40,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:40,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:40,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:40,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:41,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:41,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:41,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 09:45:42,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:45:42,067 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 09:45:42,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:45:42,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1020434800, now seen corresponding path program 8 times [2024-04-04 09:45:42,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:45:42,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127365107] [2024-04-04 09:45:42,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:45:42,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:45:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:45:42,469 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-04-04 09:45:42,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:45:42,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127365107] [2024-04-04 09:45:42,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127365107] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:45:42,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:45:42,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 09:45:42,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636684941] [2024-04-04 09:45:42,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:45:42,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 09:45:42,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:45:42,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 09:45:42,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-04-04 09:45:42,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:42,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:45:42,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 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) [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:42,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 09:45:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-04 09:45:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2024-04-04 09:45:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-04 09:45:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:45:46,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 09:45:46,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 09:45:46,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 09:45:46,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 09:45:46,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-04-04 09:45:46,058 INFO L445 BasicCegarLoop]: Path program histogram: [8, 1, 1, 1] [2024-04-04 09:45:46,059 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 09:45:46,059 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 09:45:46,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 09:45:46 BasicIcfg [2024-04-04 09:45:46,061 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 09:45:46,062 INFO L158 Benchmark]: Toolchain (without parser) took 22061.87ms. Allocated memory was 278.9MB in the beginning and 1.0GB in the end (delta: 763.4MB). Free memory was 209.6MB in the beginning and 729.4MB in the end (delta: -519.7MB). Peak memory consumption was 244.9MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 278.9MB. Free memory is still 249.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.32ms. Allocated memory is still 278.9MB. Free memory was 209.3MB in the beginning and 197.2MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.53ms. Allocated memory is still 278.9MB. Free memory was 197.2MB in the beginning and 195.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: Boogie Preprocessor took 20.45ms. Allocated memory is still 278.9MB. Free memory was 195.2MB in the beginning and 193.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: RCFGBuilder took 507.52ms. Allocated memory is still 278.9MB. Free memory was 193.5MB in the beginning and 244.6MB in the end (delta: -51.2MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,062 INFO L158 Benchmark]: TraceAbstraction took 21319.73ms. Allocated memory was 278.9MB in the beginning and 1.0GB in the end (delta: 763.4MB). Free memory was 243.6MB in the beginning and 729.4MB in the end (delta: -485.8MB). Peak memory consumption was 279.7MB. Max. memory is 8.0GB. [2024-04-04 09:45:46,063 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 278.9MB. Free memory is still 249.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 184.32ms. Allocated memory is still 278.9MB. Free memory was 209.3MB in the beginning and 197.2MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.53ms. Allocated memory is still 278.9MB. Free memory was 197.2MB in the beginning and 195.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.45ms. Allocated memory is still 278.9MB. Free memory was 195.2MB in the beginning and 193.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 507.52ms. Allocated memory is still 278.9MB. Free memory was 193.5MB in the beginning and 244.6MB in the end (delta: -51.2MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 21319.73ms. Allocated memory was 278.9MB in the beginning and 1.0GB in the end (delta: 763.4MB). Free memory was 243.6MB in the beginning and 729.4MB in the end (delta: -485.8MB). Peak memory consumption was 279.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 633081, independent: 594068, independent conditional: 593432, independent unconditional: 636, dependent: 39013, dependent conditional: 38726, dependent unconditional: 287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 594132, independent: 594068, independent conditional: 593432, independent unconditional: 636, dependent: 64, dependent conditional: 64, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 594132, independent: 594068, independent conditional: 593432, independent unconditional: 636, dependent: 64, dependent conditional: 64, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 594132, independent: 594068, independent conditional: 593432, independent unconditional: 636, dependent: 64, dependent conditional: 64, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23778, independent unconditional: 570290, dependent: 21010, dependent conditional: 14282, dependent unconditional: 6728, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23175, independent unconditional: 570893, dependent: 21010, dependent conditional: 11204, dependent unconditional: 9806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23175, independent unconditional: 570893, dependent: 21010, dependent conditional: 11204, dependent unconditional: 9806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1171, independent: 984, independent conditional: 45, independent unconditional: 939, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1171, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 212, dependent conditional: 0, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 212, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 212, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 777, independent: 92, independent conditional: 92, independent unconditional: 0, dependent: 685, dependent conditional: 629, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 615078, independent: 593084, independent conditional: 23130, independent unconditional: 569954, dependent: 20823, dependent conditional: 11032, dependent unconditional: 9791, unknown: 1171, unknown conditional: 217, unknown unconditional: 954] , Statistics on independence cache: Total cache size (in pairs): 1171, Positive cache size: 984, Positive conditional cache size: 45, Positive unconditional cache size: 939, Negative cache size: 187, Negative conditional cache size: 172, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3681, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23778, independent unconditional: 570290, dependent: 21010, dependent conditional: 14282, dependent unconditional: 6728, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23175, independent unconditional: 570893, dependent: 21010, dependent conditional: 11204, dependent unconditional: 9806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 615078, independent: 594068, independent conditional: 23175, independent unconditional: 570893, dependent: 21010, dependent conditional: 11204, dependent unconditional: 9806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1171, independent: 984, independent conditional: 45, independent unconditional: 939, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1171, independent: 959, independent conditional: 0, independent unconditional: 959, dependent: 212, dependent conditional: 0, dependent unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 212, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 212, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 187, dependent conditional: 172, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 777, independent: 92, independent conditional: 92, independent unconditional: 0, dependent: 685, dependent conditional: 629, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 615078, independent: 593084, independent conditional: 23130, independent unconditional: 569954, dependent: 20823, dependent conditional: 11032, dependent unconditional: 9791, unknown: 1171, unknown conditional: 217, unknown unconditional: 954] , Statistics on independence cache: Total cache size (in pairs): 1171, Positive cache size: 984, Positive conditional cache size: 45, Positive unconditional cache size: 939, Negative cache size: 187, Negative conditional cache size: 172, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3681 ], Independence queries for same thread: 38949 - PositiveResult [Line: 115]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 202 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 21.1s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 8, EmptinessCheckTime: 12.4s, 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: 339, 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, 0.6s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 2999 NumberOfCodeBlocks, 2914 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 3808 ConstructedInterpolants, 0 QuantifiedInterpolants, 12738 SizeOfPredicates, 81 NumberOfNonLiveVariables, 2263 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 23 InterpolantComputations, 7 PerfectInterpolantSequences, 315/515 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 09:45:46,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-04 09:45:46,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...