/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 07:47:03,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 07:47:03,990 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 07:47:03,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 07:47:03,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 07:47:04,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 07:47:04,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 07:47:04,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 07:47:04,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 07:47:04,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 07:47:04,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 07:47:04,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 07:47:04,029 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 07:47:04,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 07:47:04,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 07:47:04,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 07:47:04,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 07:47:04,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 07:47:04,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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: Commutativity condition synthesis -> SUFFICIENT [2024-11-14 07:47:04,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 07:47:04,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 07:47:04,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 07:47:04,308 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 07:47:04,309 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 07:47:04,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-11-14 07:47:05,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 07:47:05,838 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 07:47:05,839 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-11-14 07:47:05,849 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/7ca1e9c83/c80451e20f954c17907ce3bcac4f6bf4/FLAGc2957a7e7 [2024-11-14 07:47:06,157 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/7ca1e9c83/c80451e20f954c17907ce3bcac4f6bf4 [2024-11-14 07:47:06,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 07:47:06,163 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 07:47:06,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 07:47:06,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 07:47:06,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 07:47:06,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50bdf6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06, skipping insertion in model container [2024-11-14 07:47:06,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 07:47:06,359 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2730,2743] [2024-11-14 07:47:06,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 07:47:06,381 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 07:47:06,401 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2730,2743] [2024-11-14 07:47:06,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 07:47:06,419 INFO L204 MainTranslator]: Completed translation [2024-11-14 07:47:06,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06 WrapperNode [2024-11-14 07:47:06,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 07:47:06,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 07:47:06,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 07:47:06,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 07:47:06,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,455 INFO L138 Inliner]: procedures = 25, calls = 29, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 135 [2024-11-14 07:47:06,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 07:47:06,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 07:47:06,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 07:47:06,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 07:47:06,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,476 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 07:47:06,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 07:47:06,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 07:47:06,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 07:47:06,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (1/1) ... [2024-11-14 07:47:06,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 07:47:06,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:06,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 07:47:06,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 07:47:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 07:47:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 07:47:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 07:47:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 07:47:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 07:47:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 07:47:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 07:47:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 07:47:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 07:47:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 07:47:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 07:47:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 07:47:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 07:47:06,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 07:47:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 07:47:06,535 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 07:47:06,625 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 07:47:06,628 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 07:47:07,003 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 07:47:07,004 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 07:47:07,045 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 07:47:07,045 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 07:47:07,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:47:07 BoogieIcfgContainer [2024-11-14 07:47:07,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 07:47:07,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 07:47:07,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 07:47:07,053 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 07:47:07,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:47:06" (1/3) ... [2024-11-14 07:47:07,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7437c8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:47:07, skipping insertion in model container [2024-11-14 07:47:07,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:47:06" (2/3) ... [2024-11-14 07:47:07,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7437c8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:47:07, skipping insertion in model container [2024-11-14 07:47:07,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:47:07" (3/3) ... [2024-11-14 07:47:07,057 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-sum.wvr.c [2024-11-14 07:47:07,071 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 07:47:07,073 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-three-array-sum.wvr.c that has 4 procedures, 206 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 07:47:07,073 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 07:47:07,172 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-14 07:47:07,231 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 07:47:07,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 07:47:07,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:07,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 07:47:07,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 07:47:07,309 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 07:47:07,323 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 07:47:07,331 INFO L333 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, 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;@20585d4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 07:47:07,331 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-14 07:47:08,069 INFO L396 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)] === [2024-11-14 07:47:08,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:08,075 INFO L85 PathProgramCache]: Analyzing trace with hash 431971094, now seen corresponding path program 1 times [2024-11-14 07:47:08,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:08,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144635031] [2024-11-14 07:47:08,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:08,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 07:47:08,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:08,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144635031] [2024-11-14 07:47:08,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144635031] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:47:08,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 07:47:08,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 07:47:08,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569002424] [2024-11-14 07:47:08,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:47:08,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 07:47:08,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:08,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 07:47:08,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 07:47:08,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:08,441 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:08,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 91.0) internal successors, (182), 2 states have internal predecessors, (182), 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) [2024-11-14 07:47:08,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:08,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:08,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 07:47:08,530 INFO L396 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)] === [2024-11-14 07:47:08,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:08,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1991839522, now seen corresponding path program 1 times [2024-11-14 07:47:08,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:08,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551563575] [2024-11-14 07:47:08,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:08,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 07:47:09,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:09,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551563575] [2024-11-14 07:47:09,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551563575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:47:09,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 07:47:09,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 07:47:09,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989751660] [2024-11-14 07:47:09,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:47:09,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 07:47:09,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:09,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 07:47:09,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-14 07:47:09,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:09,140 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:09,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 07:47:09,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:09,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:09,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:09,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:09,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 07:47:09,410 INFO L396 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)] === [2024-11-14 07:47:09,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:09,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1028880768, now seen corresponding path program 1 times [2024-11-14 07:47:09,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:09,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378614997] [2024-11-14 07:47:09,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:09,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 07:47:09,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:09,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378614997] [2024-11-14 07:47:09,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378614997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:09,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381105344] [2024-11-14 07:47:09,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:09,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:09,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:09,962 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:47:09,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 07:47:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:10,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 07:47:10,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:10,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 07:47:10,644 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:47:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 07:47:11,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381105344] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:47:11,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:47:11,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-11-14 07:47:11,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633281376] [2024-11-14 07:47:11,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:47:11,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-14 07:47:11,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:11,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-14 07:47:11,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-14 07:47:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:11,063 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:11,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 13.25) internal successors, (318), 24 states have internal predecessors, (318), 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) [2024-11-14 07:47:11,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:11,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:11,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:11,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 07:47:11,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:11,928 INFO L396 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)] === [2024-11-14 07:47:12,025 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:12,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:47:12,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:47:12,079 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:12,080 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 26 treesize of output 30 [2024-11-14 07:47:12,104 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:12,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:12,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:47:12,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:47:12,151 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:12,151 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 32 treesize of output 1 [2024-11-14 07:47:12,178 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:12,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:12,226 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:47:12,227 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 36 treesize of output 1 [2024-11-14 07:47:12,232 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:47:12,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:47:13,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash -880695348, now seen corresponding path program 1 times [2024-11-14 07:47:13,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:13,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357761768] [2024-11-14 07:47:13,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 07:47:13,496 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:13,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357761768] [2024-11-14 07:47:13,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357761768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:47:13,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 07:47:13,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 07:47:13,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:47:13,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 07:47:13,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 07:47:13,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 07:47:13,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 07:47:13,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:13,500 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:13,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.0) internal successors, (175), 5 states have internal predecessors, (175), 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) [2024-11-14 07:47:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:13,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:13,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:13,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:13,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:13,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 07:47:13,628 INFO L396 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)] === [2024-11-14 07:47:13,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:13,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1828242770, now seen corresponding path program 2 times [2024-11-14 07:47:13,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:13,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300393046] [2024-11-14 07:47:13,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:13,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-14 07:47:14,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:14,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300393046] [2024-11-14 07:47:14,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300393046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:14,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107656290] [2024-11-14 07:47:14,235 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 07:47:14,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:14,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:14,238 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:47:14,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 07:47:14,387 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 07:47:14,387 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:47:14,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:47:14,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:14,664 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-14 07:47:14,664 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 07:47:14,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107656290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:47:14,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 07:47:14,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 25 [2024-11-14 07:47:14,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733668542] [2024-11-14 07:47:14,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:47:14,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 07:47:14,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:14,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 07:47:14,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2024-11-14 07:47:14,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:14,668 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:14,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 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) [2024-11-14 07:47:14,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:14,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:14,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:14,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:14,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:16,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:47:16,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 07:47:16,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:16,238 INFO L396 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)] === [2024-11-14 07:47:16,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:16,239 INFO L85 PathProgramCache]: Analyzing trace with hash 2014493182, now seen corresponding path program 3 times [2024-11-14 07:47:16,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:16,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547693899] [2024-11-14 07:47:16,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:16,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:16,986 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 52 proven. 18 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-14 07:47:16,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:16,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547693899] [2024-11-14 07:47:16,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547693899] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:16,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964993828] [2024-11-14 07:47:16,986 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 07:47:16,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:16,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:16,989 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:47:16,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 07:47:17,342 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 07:47:17,342 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:47:17,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 07:47:17,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-14 07:47:17,778 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:47:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-14 07:47:18,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964993828] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:47:18,172 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:47:18,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-11-14 07:47:18,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600341027] [2024-11-14 07:47:18,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:47:18,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 07:47:18,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:18,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 07:47:18,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 07:47:18,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:18,177 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:18,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 13.941176470588236) internal successors, (474), 34 states have internal predecessors, (474), 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) [2024-11-14 07:47:18,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:18,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:18,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:18,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:18,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:47:18,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:18,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:47:18,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:47:18,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-14 07:47:19,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:19,003 INFO L396 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)] === [2024-11-14 07:47:19,065 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:19,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:47:19,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:47:19,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:19,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:19,155 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:47:19,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:47:19,160 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:19,161 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 32 treesize of output 1 [2024-11-14 07:47:19,169 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:47:19,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:47:19,174 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:19,175 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 26 treesize of output 1 [2024-11-14 07:47:19,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:47:19,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:47:19,190 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:47:19,191 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 36 treesize of output 1 [2024-11-14 07:47:20,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:20,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1658969339, now seen corresponding path program 1 times [2024-11-14 07:47:20,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:20,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059462986] [2024-11-14 07:47:20,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:20,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-14 07:47:20,512 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059462986] [2024-11-14 07:47:20,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059462986] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [542955993] [2024-11-14 07:47:20,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:20,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:20,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 07:47:20,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-14 07:47:20,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [542955993] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:20,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:20,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2024-11-14 07:47:20,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:20,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1259738374, now seen corresponding path program 1 times [2024-11-14 07:47:20,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:20,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62669752] [2024-11-14 07:47:20,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:20,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 5 proven. 38 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:21,455 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:21,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62669752] [2024-11-14 07:47:21,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62669752] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:21,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2138621111] [2024-11-14 07:47:21,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:21,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 07:47:21,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 19 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:22,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2138621111] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:22,125 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:22,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 33 [2024-11-14 07:47:22,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:22,216 INFO L85 PathProgramCache]: Analyzing trace with hash 929366367, now seen corresponding path program 1 times [2024-11-14 07:47:22,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:22,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635757298] [2024-11-14 07:47:22,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:22,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 26 proven. 65 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:23,874 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:23,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635757298] [2024-11-14 07:47:23,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635757298] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:23,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [854103468] [2024-11-14 07:47:23,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:23,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:23,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:47:23,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 67 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:25,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [854103468] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:25,995 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:25,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 39] total 77 [2024-11-14 07:47:26,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:26,086 INFO L85 PathProgramCache]: Analyzing trace with hash 776051998, now seen corresponding path program 1 times [2024-11-14 07:47:26,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:26,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223917151] [2024-11-14 07:47:26,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:26,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 27 proven. 64 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:27,743 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223917151] [2024-11-14 07:47:27,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223917151] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [985619734] [2024-11-14 07:47:27,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:27,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 07:47:27,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 67 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:29,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [985619734] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:29,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:29,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 41] total 85 [2024-11-14 07:47:30,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:30,026 INFO L85 PathProgramCache]: Analyzing trace with hash -886350763, now seen corresponding path program 1 times [2024-11-14 07:47:30,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:30,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247142777] [2024-11-14 07:47:30,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:30,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 40 proven. 65 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:31,938 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:31,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247142777] [2024-11-14 07:47:31,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247142777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:31,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1399316228] [2024-11-14 07:47:31,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:31,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:31,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 07:47:32,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 67 proven. 24 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 07:47:34,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1399316228] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:34,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:34,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 41] total 91 [2024-11-14 07:47:34,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:34,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:47:35,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:35,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1707072353, now seen corresponding path program 1 times [2024-11-14 07:47:35,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:35,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001982927] [2024-11-14 07:47:35,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:35,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:36,994 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 41 proven. 65 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:36,994 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:36,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001982927] [2024-11-14 07:47:36,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001982927] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:36,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [537883550] [2024-11-14 07:47:36,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:36,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:37,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 07:47:37,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 67 proven. 24 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-14 07:47:39,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [537883550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:39,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:39,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 41] total 91 [2024-11-14 07:47:39,262 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:39,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:47:40,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:40,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1450177403, now seen corresponding path program 1 times [2024-11-14 07:47:40,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:40,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615087701] [2024-11-14 07:47:40,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:40,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 41 proven. 67 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:42,418 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:42,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615087701] [2024-11-14 07:47:42,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615087701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:42,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [374289003] [2024-11-14 07:47:42,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:42,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-14 07:47:42,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 68 proven. 24 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-14 07:47:44,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [374289003] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:44,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:44,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 41] total 93 [2024-11-14 07:47:44,665 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:44,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:47:44,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:47:44,758 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:44,758 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 26 treesize of output 30 [2024-11-14 07:47:44,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:44,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:44,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:47:44,940 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:44,941 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 26 treesize of output 1 [2024-11-14 07:47:44,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:47:44,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:47:44,975 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:47:44,975 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 36 treesize of output 1 [2024-11-14 07:47:44,984 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:47:44,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:47:45,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:45,312 INFO L85 PathProgramCache]: Analyzing trace with hash 427909793, now seen corresponding path program 1 times [2024-11-14 07:47:45,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:45,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685921763] [2024-11-14 07:47:45,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:45,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:47,422 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:47,422 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:47,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685921763] [2024-11-14 07:47:47,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685921763] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:47,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1481221742] [2024-11-14 07:47:47,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:47,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:47,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 07:47:47,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 24 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-14 07:47:49,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1481221742] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:49,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:49,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 41] total 95 [2024-11-14 07:47:49,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:49,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1533450736, now seen corresponding path program 1 times [2024-11-14 07:47:49,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:49,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921620016] [2024-11-14 07:47:49,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 44 proven. 67 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 07:47:52,060 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:52,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921620016] [2024-11-14 07:47:52,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921620016] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:52,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1200226824] [2024-11-14 07:47:52,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:52,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:52,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-14 07:47:52,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 70 proven. 24 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-14 07:47:54,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1200226824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:54,203 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:54,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 41] total 103 [2024-11-14 07:47:54,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:54,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1407537312, now seen corresponding path program 4 times [2024-11-14 07:47:54,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:47:54,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829163750] [2024-11-14 07:47:54,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-14 07:47:54,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:47:54,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829163750] [2024-11-14 07:47:54,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829163750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:54,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408981274] [2024-11-14 07:47:54,559 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 07:47:54,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:47:54,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:47:54,561 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:47:54,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 07:47:54,730 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 07:47:54,730 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:47:54,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 07:47:54,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 69 proven. 24 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-14 07:47:55,212 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:47:55,625 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 69 proven. 24 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-14 07:47:55,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408981274] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:47:55,625 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:47:55,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 44 [2024-11-14 07:47:55,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844872800] [2024-11-14 07:47:55,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:47:55,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-14 07:47:55,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:47:55,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-14 07:47:55,628 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-11-14 07:47:55,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:55,628 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:47:55,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 9.659090909090908) internal successors, (425), 44 states have internal predecessors, (425), 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) [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:47:55,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:47:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:47:56,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:47:56,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 07:47:56,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-14 07:47:56,593 INFO L396 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)] === [2024-11-14 07:47:56,698 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:56,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:47:56,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 26 [2024-11-14 07:47:56,780 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:56,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:56,824 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:56,825 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 32 treesize of output 1 [2024-11-14 07:47:56,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:47:56,843 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:47:56,843 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 26 treesize of output 1 [2024-11-14 07:47:56,894 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:47:56,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:47:58,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:58,005 INFO L85 PathProgramCache]: Analyzing trace with hash -360755394, now seen corresponding path program 1 times [2024-11-14 07:47:58,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:58,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226667033] [2024-11-14 07:47:58,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:58,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:58,190 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-14 07:47:58,190 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:58,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226667033] [2024-11-14 07:47:58,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226667033] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:58,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1744954079] [2024-11-14 07:47:58,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:58,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:58,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 07:47:58,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:47:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-14 07:47:58,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1744954079] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:58,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:47:58,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2024-11-14 07:47:58,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:58,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1613144119, now seen corresponding path program 1 times [2024-11-14 07:47:58,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:58,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506779967] [2024-11-14 07:47:58,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:58,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:47:58,739 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:47:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:47:58,870 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:47:59,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:47:59,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1863972068, now seen corresponding path program 1 times [2024-11-14 07:47:59,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:47:59,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098143388] [2024-11-14 07:47:59,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:59,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 40 proven. 73 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 07:47:59,637 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:47:59,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098143388] [2024-11-14 07:47:59,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098143388] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:47:59,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [457357878] [2024-11-14 07:47:59,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:47:59,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:47:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:47:59,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:47:59,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 67 proven. 46 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 07:48:00,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [457357878] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:00,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:00,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:00,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:00,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1396424101, now seen corresponding path program 1 times [2024-11-14 07:48:00,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:00,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897380495] [2024-11-14 07:48:00,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:00,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:00,994 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 43 proven. 64 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-14 07:48:00,995 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:00,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897380495] [2024-11-14 07:48:00,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897380495] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:00,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [587302399] [2024-11-14 07:48:00,995 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:00,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:01,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:01,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 61 proven. 46 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-14 07:48:01,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [587302399] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:01,649 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:01,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:01,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:01,873 INFO L85 PathProgramCache]: Analyzing trace with hash -520839026, now seen corresponding path program 1 times [2024-11-14 07:48:01,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:01,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658699695] [2024-11-14 07:48:01,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:01,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 43 proven. 64 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-14 07:48:02,444 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:02,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658699695] [2024-11-14 07:48:02,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658699695] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:02,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [610494622] [2024-11-14 07:48:02,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:02,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:02,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:02,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 61 proven. 46 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-14 07:48:03,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [610494622] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:03,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:03,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:03,270 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:03,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:48:04,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:04,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1033856092, now seen corresponding path program 1 times [2024-11-14 07:48:04,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:04,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048464610] [2024-11-14 07:48:04,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:04,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 43 proven. 64 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-14 07:48:05,200 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:05,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048464610] [2024-11-14 07:48:05,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048464610] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:05,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [52166430] [2024-11-14 07:48:05,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:05,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:05,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:05,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 61 proven. 46 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-14 07:48:05,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [52166430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:05,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:05,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:06,043 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:06,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:48:07,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:07,278 INFO L85 PathProgramCache]: Analyzing trace with hash 174146366, now seen corresponding path program 1 times [2024-11-14 07:48:07,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:07,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430262991] [2024-11-14 07:48:07,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:07,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 44 proven. 64 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-14 07:48:07,715 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:07,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430262991] [2024-11-14 07:48:07,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430262991] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:07,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1725584039] [2024-11-14 07:48:07,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:07,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:07,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:07,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 62 proven. 46 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-14 07:48:08,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1725584039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:08,370 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:08,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:08,473 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:08,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:48:08,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:48:08,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:08,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:48:08,646 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:08,647 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 26 treesize of output 1 [2024-11-14 07:48:08,657 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:08,658 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 32 treesize of output 1 [2024-11-14 07:48:08,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:48:08,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:48:08,719 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:08,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:48:08,860 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:48:08,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:48:08,874 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:48:08,875 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 36 treesize of output 1 [2024-11-14 07:48:10,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:10,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1442684250, now seen corresponding path program 1 times [2024-11-14 07:48:10,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:10,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712848219] [2024-11-14 07:48:10,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:10,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 46 proven. 64 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-14 07:48:10,498 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:10,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712848219] [2024-11-14 07:48:10,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712848219] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:10,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1598072709] [2024-11-14 07:48:10,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:10,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:10,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:10,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:11,203 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 64 proven. 46 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-14 07:48:11,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1598072709] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:11,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:11,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:11,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:11,369 INFO L85 PathProgramCache]: Analyzing trace with hash 2001434829, now seen corresponding path program 1 times [2024-11-14 07:48:11,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:11,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707262375] [2024-11-14 07:48:11,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:11,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 46 proven. 64 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-14 07:48:11,831 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:11,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707262375] [2024-11-14 07:48:11,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707262375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:11,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1830952078] [2024-11-14 07:48:11,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:11,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:11,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 07:48:11,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 64 proven. 46 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-14 07:48:12,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1830952078] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:12,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:12,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2024-11-14 07:48:12,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:12,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1775318914, now seen corresponding path program 5 times [2024-11-14 07:48:12,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:48:12,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346327359] [2024-11-14 07:48:12,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:12,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 43 proven. 73 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 07:48:13,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:48:13,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346327359] [2024-11-14 07:48:13,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346327359] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:13,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718051598] [2024-11-14 07:48:13,016 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 07:48:13,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:48:13,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:48:13,018 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:48:13,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 07:48:19,578 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-11-14 07:48:19,578 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:48:19,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-14 07:48:19,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:20,444 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 86 proven. 46 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-14 07:48:20,444 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:48:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 86 proven. 46 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-14 07:48:21,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718051598] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:48:21,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:48:21,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 29, 29] total 67 [2024-11-14 07:48:21,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805867966] [2024-11-14 07:48:21,209 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:48:21,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-11-14 07:48:21,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:48:21,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-11-14 07:48:21,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=764, Invalid=3658, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 07:48:21,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:21,213 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:48:21,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 10.507462686567164) internal successors, (704), 67 states have internal predecessors, (704), 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) [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:21,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:22,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:22,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:48:22,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 07:48:22,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,SelfDestructingSolverStorable29,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable27,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-11-14 07:48:22,555 INFO L396 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)] === [2024-11-14 07:48:22,694 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:22,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:48:22,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:48:22,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:22,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:48:22,857 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:48:22,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:48:22,865 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:48:22,866 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 36 treesize of output 1 [2024-11-14 07:48:22,885 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:48:22,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:48:22,894 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:22,894 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 26 treesize of output 1 [2024-11-14 07:48:22,901 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:22,902 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 32 treesize of output 1 [2024-11-14 07:48:22,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:48:22,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:48:24,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:24,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1513897049, now seen corresponding path program 1 times [2024-11-14 07:48:24,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:24,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324803405] [2024-11-14 07:48:24,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:24,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:24,171 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:24,171 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:24,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324803405] [2024-11-14 07:48:24,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324803405] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:24,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2130713063] [2024-11-14 07:48:24,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:24,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:24,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 07:48:24,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:24,350 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:24,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2130713063] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:24,350 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:24,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2024-11-14 07:48:24,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:24,535 INFO L85 PathProgramCache]: Analyzing trace with hash 2030277458, now seen corresponding path program 1 times [2024-11-14 07:48:24,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:24,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260050004] [2024-11-14 07:48:24,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:24,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:48:24,596 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:48:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:48:24,689 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:48:25,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:25,028 INFO L85 PathProgramCache]: Analyzing trace with hash 2064760375, now seen corresponding path program 1 times [2024-11-14 07:48:25,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:25,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594759610] [2024-11-14 07:48:25,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:25,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:25,655 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:25,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594759610] [2024-11-14 07:48:25,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594759610] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:25,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [560559562] [2024-11-14 07:48:25,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:25,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:25,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 07:48:25,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:26,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [560559562] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:26,375 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:26,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20] total 35 [2024-11-14 07:48:26,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:26,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1534511754, now seen corresponding path program 1 times [2024-11-14 07:48:26,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:26,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987212851] [2024-11-14 07:48:26,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:26,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:27,098 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:27,098 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:27,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987212851] [2024-11-14 07:48:27,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987212851] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:27,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1163120737] [2024-11-14 07:48:27,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:27,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:27,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 07:48:27,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-14 07:48:27,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1163120737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:27,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:27,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20] total 35 [2024-11-14 07:48:27,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:27,826 INFO L85 PathProgramCache]: Analyzing trace with hash 466980265, now seen corresponding path program 1 times [2024-11-14 07:48:27,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:27,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066427286] [2024-11-14 07:48:27,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 41 proven. 244 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:28,856 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:28,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066427286] [2024-11-14 07:48:28,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066427286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:28,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [112630272] [2024-11-14 07:48:28,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:28,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:28,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:48:28,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 81 proven. 204 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:30,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [112630272] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:30,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:30,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:48:30,320 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:30,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:48:31,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:31,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1591482231, now seen corresponding path program 1 times [2024-11-14 07:48:31,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:31,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312589169] [2024-11-14 07:48:31,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:31,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:32,586 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 42 proven. 244 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:32,586 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:32,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312589169] [2024-11-14 07:48:32,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312589169] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:32,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2134227920] [2024-11-14 07:48:32,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:32,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:32,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:48:32,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 82 proven. 204 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:33,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2134227920] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:33,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:33,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:48:33,987 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:33,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:48:35,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:35,153 INFO L85 PathProgramCache]: Analyzing trace with hash -423759783, now seen corresponding path program 1 times [2024-11-14 07:48:35,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:35,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038054231] [2024-11-14 07:48:35,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:35,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 44 proven. 244 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:36,125 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:36,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038054231] [2024-11-14 07:48:36,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038054231] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:36,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1070839701] [2024-11-14 07:48:36,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:36,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:36,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:48:36,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 84 proven. 204 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:37,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1070839701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:37,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:37,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:48:37,522 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:37,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:48:37,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 26 [2024-11-14 07:48:37,622 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:37,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:48:37,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:48:37,673 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:37,673 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 26 treesize of output 1 [2024-11-14 07:48:37,680 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:48:37,681 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 32 treesize of output 1 [2024-11-14 07:48:37,726 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:37,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:48:38,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:38,887 INFO L85 PathProgramCache]: Analyzing trace with hash -983545227, now seen corresponding path program 1 times [2024-11-14 07:48:38,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:38,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828606886] [2024-11-14 07:48:38,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:38,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 117 proven. 151 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-14 07:48:39,603 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:39,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828606886] [2024-11-14 07:48:39,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828606886] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:39,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1764553837] [2024-11-14 07:48:39,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:39,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:39,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 07:48:39,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 154 proven. 114 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-14 07:48:40,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1764553837] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:40,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:40,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 57 [2024-11-14 07:48:40,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:40,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1130058776, now seen corresponding path program 1 times [2024-11-14 07:48:40,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:40,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260877515] [2024-11-14 07:48:40,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:40,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 117 proven. 151 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2024-11-14 07:48:41,741 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:48:41,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260877515] [2024-11-14 07:48:41,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260877515] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:41,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [879569524] [2024-11-14 07:48:41,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:41,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 07:48:41,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 154 proven. 114 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2024-11-14 07:48:42,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [879569524] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:42,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:48:42,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 57 [2024-11-14 07:48:42,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:42,927 INFO L85 PathProgramCache]: Analyzing trace with hash -2106641026, now seen corresponding path program 6 times [2024-11-14 07:48:42,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:48:42,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352820633] [2024-11-14 07:48:42,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:42,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 50 proven. 197 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 07:48:43,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:48:43,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352820633] [2024-11-14 07:48:43,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352820633] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:43,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74700303] [2024-11-14 07:48:43,622 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 07:48:43,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:48:43,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:48:43,624 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:48:43,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 07:48:44,514 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-11-14 07:48:44,514 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:48:44,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-14 07:48:44,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:45,375 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2024-11-14 07:48:45,376 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:48:45,784 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-14 07:48:45,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74700303] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:48:45,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:48:45,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28, 12] total 63 [2024-11-14 07:48:45,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520693573] [2024-11-14 07:48:45,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:48:45,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-11-14 07:48:45,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:48:45,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-11-14 07:48:45,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=3685, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 07:48:45,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:45,788 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:48:45,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 10.936507936507937) internal successors, (689), 63 states have internal predecessors, (689), 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) [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:48:45,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:48:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:48:52,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 07:48:53,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable43,SelfDestructingSolverStorable54,SelfDestructingSolverStorable44,SelfDestructingSolverStorable55,SelfDestructingSolverStorable45,SelfDestructingSolverStorable56,SelfDestructingSolverStorable46,SelfDestructingSolverStorable57,SelfDestructingSolverStorable47,SelfDestructingSolverStorable58,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48,SelfDestructingSolverStorable59,SelfDestructingSolverStorable49 [2024-11-14 07:48:53,066 INFO L396 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)] === [2024-11-14 07:48:53,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:53,067 INFO L85 PathProgramCache]: Analyzing trace with hash -613670686, now seen corresponding path program 7 times [2024-11-14 07:48:53,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:48:53,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865317235] [2024-11-14 07:48:53,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 313 proven. 279 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-14 07:48:54,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:48:54,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865317235] [2024-11-14 07:48:54,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865317235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:48:54,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759631358] [2024-11-14 07:48:54,205 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 07:48:54,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:48:54,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:48:54,207 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:48:54,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 07:48:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:48:54,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 999 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:48:54,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:48:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 381 proven. 204 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2024-11-14 07:48:55,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:48:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 381 proven. 204 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2024-11-14 07:48:56,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759631358] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:48:56,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:48:56,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 39, 39] total 98 [2024-11-14 07:48:56,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501715795] [2024-11-14 07:48:56,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:48:56,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2024-11-14 07:48:56,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:48:56,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2024-11-14 07:48:56,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1331, Invalid=8175, Unknown=0, NotChecked=0, Total=9506 [2024-11-14 07:48:56,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:56,912 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:48:56,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 7.948979591836735) internal successors, (779), 98 states have internal predecessors, (779), 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) [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:48:56,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:48:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:48:58,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 07:48:58,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:48:58,261 INFO L396 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)] === [2024-11-14 07:48:58,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:58,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:48:59,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:48:59,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1821964860, now seen corresponding path program 1 times [2024-11-14 07:48:59,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:48:59,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195714507] [2024-11-14 07:48:59,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:48:59,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:48:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:48:59,674 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:48:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:48:59,788 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:48:59,888 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:59,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:48:59,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 26 [2024-11-14 07:48:59,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:48:59,959 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:48:59,960 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 26 treesize of output 30 [2024-11-14 07:49:00,011 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:00,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:49:00,062 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:49:00,062 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 32 treesize of output 1 [2024-11-14 07:49:00,108 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:00,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:49:01,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:01,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1187326748, now seen corresponding path program 1 times [2024-11-14 07:49:01,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:01,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031721375] [2024-11-14 07:49:01,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:01,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 161 proven. 481 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:02,198 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:02,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031721375] [2024-11-14 07:49:02,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031721375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:02,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [945062021] [2024-11-14 07:49:02,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:02,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:49:02,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 204 proven. 438 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:03,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [945062021] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:03,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:03,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:49:03,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:03,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1759300739, now seen corresponding path program 1 times [2024-11-14 07:49:03,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:03,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082010009] [2024-11-14 07:49:03,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:03,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 161 proven. 481 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:04,839 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:04,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082010009] [2024-11-14 07:49:04,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082010009] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:04,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1361166496] [2024-11-14 07:49:04,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:04,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:04,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:49:04,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:06,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 204 proven. 438 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:06,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1361166496] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:06,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:06,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:49:06,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:06,264 INFO L85 PathProgramCache]: Analyzing trace with hash 845920192, now seen corresponding path program 8 times [2024-11-14 07:49:06,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:49:06,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615004273] [2024-11-14 07:49:06,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:06,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 161 proven. 481 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 07:49:07,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:49:07,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615004273] [2024-11-14 07:49:07,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615004273] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:07,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577726370] [2024-11-14 07:49:07,323 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 07:49:07,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:49:07,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:49:07,327 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:49:07,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 07:49:07,629 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 07:49:07,629 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:49:07,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 07:49:07,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 204 proven. 438 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 07:49:08,994 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:49:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 261 proven. 381 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 07:49:10,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577726370] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:49:10,225 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:49:10,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 94 [2024-11-14 07:49:10,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081154538] [2024-11-14 07:49:10,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:49:10,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-11-14 07:49:10,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:49:10,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-11-14 07:49:10,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1272, Invalid=7470, Unknown=0, NotChecked=0, Total=8742 [2024-11-14 07:49:10,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:10,230 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:49:10,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 8.053191489361701) internal successors, (757), 94 states have internal predecessors, (757), 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) [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:10,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:49:13,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 07:49:13,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:49:13,399 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:49:13,497 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:13,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:49:14,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:14,693 INFO L85 PathProgramCache]: Analyzing trace with hash -657641853, now seen corresponding path program 1 times [2024-11-14 07:49:14,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:14,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030242097] [2024-11-14 07:49:14,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:14,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:15,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 800 proven. 334 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:15,839 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:15,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030242097] [2024-11-14 07:49:15,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030242097] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:15,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1019954941] [2024-11-14 07:49:15,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:15,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:49:15,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 873 proven. 261 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:17,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1019954941] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:17,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:17,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 81 [2024-11-14 07:49:17,472 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:17,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 61 [2024-11-14 07:49:17,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:49:17,563 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:17,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:49:17,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 30 [2024-11-14 07:49:17,617 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:49:17,618 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 26 treesize of output 1 [2024-11-14 07:49:17,652 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:17,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 54 [2024-11-14 07:49:17,707 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 07:49:17,707 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 36 treesize of output 1 [2024-11-14 07:49:17,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 30 treesize of output 24 [2024-11-14 07:49:17,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 14 [2024-11-14 07:49:17,722 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-14 07:49:17,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2024-11-14 07:49:17,733 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2024-11-14 07:49:17,733 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 26 treesize of output 1 [2024-11-14 07:49:18,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:18,812 INFO L85 PathProgramCache]: Analyzing trace with hash 545713139, now seen corresponding path program 1 times [2024-11-14 07:49:18,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:18,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940544232] [2024-11-14 07:49:18,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:20,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 709 proven. 434 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:20,170 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:20,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940544232] [2024-11-14 07:49:20,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940544232] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:20,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [888442854] [2024-11-14 07:49:20,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:20,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:20,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:49:20,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 882 proven. 261 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:21,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [888442854] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:21,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:21,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 81 [2024-11-14 07:49:21,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:21,957 INFO L85 PathProgramCache]: Analyzing trace with hash -2093359038, now seen corresponding path program 1 times [2024-11-14 07:49:21,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:21,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009992022] [2024-11-14 07:49:21,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:21,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 700 proven. 443 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:26,288 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:26,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009992022] [2024-11-14 07:49:26,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009992022] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:26,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2096528163] [2024-11-14 07:49:26,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:26,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:26,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 96 conjuncts are in the unsatisfiable core [2024-11-14 07:49:26,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 882 proven. 261 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 07:49:32,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2096528163] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:32,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:32,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 87] total 179 [2024-11-14 07:49:32,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:32,473 INFO L85 PathProgramCache]: Analyzing trace with hash 868668020, now seen corresponding path program 9 times [2024-11-14 07:49:32,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:49:32,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593973267] [2024-11-14 07:49:32,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:32,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 809 proven. 334 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 07:49:33,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:49:33,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593973267] [2024-11-14 07:49:33,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593973267] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:33,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282211990] [2024-11-14 07:49:33,736 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 07:49:33,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:49:33,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:49:33,738 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:49:33,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 07:49:34,024 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 07:49:34,024 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:49:34,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 07:49:34,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2024-11-14 07:49:34,451 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:49:34,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2024-11-14 07:49:34,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282211990] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:49:34,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:49:34,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 18, 18] total 60 [2024-11-14 07:49:34,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247663856] [2024-11-14 07:49:34,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:49:34,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-11-14 07:49:34,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:49:34,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-11-14 07:49:34,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=3256, Unknown=0, NotChecked=0, Total=3540 [2024-11-14 07:49:34,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:34,904 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:49:34,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 11.483333333333333) internal successors, (689), 60 states have internal predecessors, (689), 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) [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:49:34,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:49:39,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:39,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:49:39,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:49:39,497 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 07:49:39,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2024-11-14 07:49:39,684 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:49:39,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:39,685 INFO L85 PathProgramCache]: Analyzing trace with hash 866010896, now seen corresponding path program 1 times [2024-11-14 07:49:39,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:49:39,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429281313] [2024-11-14 07:49:39,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:39,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 924 proven. 442 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-11-14 07:49:41,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:49:41,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429281313] [2024-11-14 07:49:41,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429281313] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:41,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126771623] [2024-11-14 07:49:41,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:41,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:49:41,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:49:41,376 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:49:41,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 07:49:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:41,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-14 07:49:41,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 1041 proven. 325 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-11-14 07:49:43,409 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:49:44,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 1041 proven. 325 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-11-14 07:49:44,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126771623] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:49:44,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:49:44,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 114 [2024-11-14 07:49:44,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832068139] [2024-11-14 07:49:44,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:49:44,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-11-14 07:49:44,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:49:44,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-11-14 07:49:44,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1855, Invalid=11027, Unknown=0, NotChecked=0, Total=12882 [2024-11-14 07:49:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:44,883 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:49:44,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 7.894736842105263) internal successors, (900), 114 states have internal predecessors, (900), 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) [2024-11-14 07:49:44,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:44,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:49:44,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:49:46,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:49:46,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 07:49:46,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable75 [2024-11-14 07:49:46,534 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:49:46,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:46,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1934771242, now seen corresponding path program 1 times [2024-11-14 07:49:46,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:46,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529054901] [2024-11-14 07:49:46,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:46,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 1888 trivial. 0 not checked. [2024-11-14 07:49:47,654 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:47,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529054901] [2024-11-14 07:49:47,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529054901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:47,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1582441875] [2024-11-14 07:49:47,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:47,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:47,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 1079 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:49:47,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-14 07:49:48,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1582441875] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:48,641 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:48,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:49:48,741 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:48,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:49:50,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:50,010 INFO L85 PathProgramCache]: Analyzing trace with hash 151625976, now seen corresponding path program 1 times [2024-11-14 07:49:50,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:50,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721033145] [2024-11-14 07:49:50,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:50,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 1888 trivial. 0 not checked. [2024-11-14 07:49:50,983 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:50,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721033145] [2024-11-14 07:49:50,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721033145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:50,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1037886291] [2024-11-14 07:49:50,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:50,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:51,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 1082 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:49:51,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-14 07:49:52,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1037886291] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:52,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:52,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:49:52,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:52,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1998519404, now seen corresponding path program 1 times [2024-11-14 07:49:52,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:52,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190451983] [2024-11-14 07:49:52,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:52,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2229 backedges. 913 proven. 524 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2024-11-14 07:49:53,912 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:53,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190451983] [2024-11-14 07:49:53,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190451983] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:53,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1735553093] [2024-11-14 07:49:53,912 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:53,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:53,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 07:49:53,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:49:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2229 backedges. 1041 proven. 396 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2024-11-14 07:49:55,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1735553093] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:55,878 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:49:55,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:49:55,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:49:55,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:49:57,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:49:57,147 INFO L85 PathProgramCache]: Analyzing trace with hash 784713589, now seen corresponding path program 1 times [2024-11-14 07:49:57,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:49:57,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106674889] [2024-11-14 07:49:57,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:57,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 954 proven. 482 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 07:49:58,912 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:49:58,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106674889] [2024-11-14 07:49:58,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106674889] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:49:58,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1882644837] [2024-11-14 07:49:58,912 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:49:58,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:49:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:49:59,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 1208 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 07:49:59,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 1040 proven. 396 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 07:50:00,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1882644837] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:00,949 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:00,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:50:00,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:00,950 INFO L85 PathProgramCache]: Analyzing trace with hash -374548370, now seen corresponding path program 2 times [2024-11-14 07:50:00,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:50:00,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537025814] [2024-11-14 07:50:00,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:00,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:02,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 913 proven. 524 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2024-11-14 07:50:02,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:50:02,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537025814] [2024-11-14 07:50:02,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537025814] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:02,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224152179] [2024-11-14 07:50:02,686 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 07:50:02,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:50:02,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:50:02,688 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:50:02,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 07:50:03,086 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 07:50:03,086 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:50:03,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 1289 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-14 07:50:03,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 1040 proven. 396 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 07:50:05,150 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:50:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 1040 proven. 396 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 07:50:07,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224152179] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:50:07,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:50:07,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 53, 53] total 150 [2024-11-14 07:50:07,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165275962] [2024-11-14 07:50:07,576 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:50:07,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 150 states [2024-11-14 07:50:07,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:50:07,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 150 interpolants. [2024-11-14 07:50:07,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2567, Invalid=19783, Unknown=0, NotChecked=0, Total=22350 [2024-11-14 07:50:07,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:07,583 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:50:07,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 150 states, 150 states have (on average 8.966666666666667) internal successors, (1345), 150 states have internal predecessors, (1345), 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) [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:07,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:50:07,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:07,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:50:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:09,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:09,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 07:50:10,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-11-14 07:50:10,154 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:50:10,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:10,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1875113374, now seen corresponding path program 1 times [2024-11-14 07:50:10,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:10,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979779750] [2024-11-14 07:50:10,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:10,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:11,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2377 trivial. 0 not checked. [2024-11-14 07:50:11,330 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:11,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979779750] [2024-11-14 07:50:11,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979779750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:11,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [504584998] [2024-11-14 07:50:11,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:11,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:11,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:11,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2024-11-14 07:50:12,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [504584998] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:12,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:12,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:12,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:50:12,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:50:13,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:13,708 INFO L85 PathProgramCache]: Analyzing trace with hash 2001019524, now seen corresponding path program 1 times [2024-11-14 07:50:13,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:13,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749980096] [2024-11-14 07:50:13,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:13,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2377 trivial. 0 not checked. [2024-11-14 07:50:14,717 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:14,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749980096] [2024-11-14 07:50:14,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749980096] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:14,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1154746381] [2024-11-14 07:50:14,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:14,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:14,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:14,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2024-11-14 07:50:15,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1154746381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:15,718 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:15,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:15,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:15,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1036022304, now seen corresponding path program 1 times [2024-11-14 07:50:15,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:15,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934644583] [2024-11-14 07:50:15,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:15,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2718 backedges. 168 proven. 173 refuted. 0 times theorem prover too weak. 2377 trivial. 0 not checked. [2024-11-14 07:50:16,886 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:16,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934644583] [2024-11-14 07:50:16,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934644583] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:16,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1026675083] [2024-11-14 07:50:16,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:16,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:16,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 1214 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:16,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2718 backedges. 168 proven. 873 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2024-11-14 07:50:17,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1026675083] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:17,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:17,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:18,049 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:50:18,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:50:19,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:19,305 INFO L85 PathProgramCache]: Analyzing trace with hash 133048577, now seen corresponding path program 1 times [2024-11-14 07:50:19,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:19,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706468683] [2024-11-14 07:50:19,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:19,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 924 proven. 688 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2024-11-14 07:50:21,626 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:21,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706468683] [2024-11-14 07:50:21,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706468683] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:21,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1517570693] [2024-11-14 07:50:21,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:21,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:21,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 1280 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-14 07:50:21,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 1053 proven. 559 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2024-11-14 07:50:24,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1517570693] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:24,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:24,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 61] total 117 [2024-11-14 07:50:24,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:24,445 INFO L85 PathProgramCache]: Analyzing trace with hash 2067118574, now seen corresponding path program 3 times [2024-11-14 07:50:24,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:50:24,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269917577] [2024-11-14 07:50:24,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:24,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 924 proven. 688 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2024-11-14 07:50:26,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:50:26,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269917577] [2024-11-14 07:50:26,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269917577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:26,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763224658] [2024-11-14 07:50:26,713 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 07:50:26,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:50:26,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:50:26,715 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:50:26,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 07:50:27,087 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 07:50:27,088 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:50:27,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 07:50:27,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 2563 trivial. 0 not checked. [2024-11-14 07:50:27,374 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 07:50:27,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763224658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:50:27,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 07:50:27,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [61] total 69 [2024-11-14 07:50:27,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940196949] [2024-11-14 07:50:27,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:50:27,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 07:50:27,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:50:27,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 07:50:27,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=479, Invalid=4213, Unknown=0, NotChecked=0, Total=4692 [2024-11-14 07:50:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:27,377 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:50:27,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.454545454545453) internal successors, (258), 11 states have internal predecessors, (258), 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) [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:27,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:29,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:29,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:29,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-11-14 07:50:29,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:29,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:29,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:50:29,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 07:50:29,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:50:29,242 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:50:29,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:29,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1512145414, now seen corresponding path program 4 times [2024-11-14 07:50:29,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:50:29,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262555853] [2024-11-14 07:50:29,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:29,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3147 backedges. 1324 proven. 688 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2024-11-14 07:50:31,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:50:31,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262555853] [2024-11-14 07:50:31,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262555853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:31,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989512700] [2024-11-14 07:50:31,687 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 07:50:31,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:50:31,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:50:31,688 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:50:31,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 07:50:32,130 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 07:50:32,130 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:50:32,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 07:50:32,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3147 backedges. 1453 proven. 559 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2024-11-14 07:50:34,508 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:50:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3147 backedges. 1453 proven. 559 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2024-11-14 07:50:36,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989512700] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:50:36,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:50:36,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 59] total 144 [2024-11-14 07:50:36,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755666867] [2024-11-14 07:50:36,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:50:36,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-11-14 07:50:36,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:50:36,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-11-14 07:50:36,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2902, Invalid=17690, Unknown=0, NotChecked=0, Total=20592 [2024-11-14 07:50:36,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:36,551 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:50:36,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 7.326388888888889) internal successors, (1055), 144 states have internal predecessors, (1055), 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) [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:50:36,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:38,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:50:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:50:38,449 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-14 07:50:38,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable94 [2024-11-14 07:50:38,635 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:50:38,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:38,789 INFO L85 PathProgramCache]: Analyzing trace with hash -230780220, now seen corresponding path program 1 times [2024-11-14 07:50:38,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:38,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148781811] [2024-11-14 07:50:38,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:38,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:39,831 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:39,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148781811] [2024-11-14 07:50:39,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148781811] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:39,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [758197466] [2024-11-14 07:50:39,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:39,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:39,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:39,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-14 07:50:40,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [758197466] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:40,797 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:40,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:40,907 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:50:40,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:50:42,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:42,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1435737706, now seen corresponding path program 1 times [2024-11-14 07:50:42,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:42,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652148680] [2024-11-14 07:50:42,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:43,342 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:43,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652148680] [2024-11-14 07:50:43,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652148680] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:43,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [243832452] [2024-11-14 07:50:43,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:43,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:43,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:43,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-14 07:50:44,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [243832452] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:44,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:44,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:44,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:44,454 INFO L85 PathProgramCache]: Analyzing trace with hash 532280322, now seen corresponding path program 1 times [2024-11-14 07:50:44,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:44,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349545717] [2024-11-14 07:50:44,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:44,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2994 backedges. 168 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:45,654 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:45,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349545717] [2024-11-14 07:50:45,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349545717] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:45,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1609140508] [2024-11-14 07:50:45,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:45,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:45,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 07:50:45,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:45,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2994 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 2826 trivial. 0 not checked. [2024-11-14 07:50:45,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1609140508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 07:50:45,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 07:50:45,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2024-11-14 07:50:45,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:50:45,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 07:50:45,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 07:50:45,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 07:50:45,781 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2024-11-14 07:50:45,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:45,781 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:50:45,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.2) internal successors, (211), 5 states have internal predecessors, (211), 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) [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:50:45,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:46,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:50:46,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:50:46,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99,SelfDestructingSolverStorable100 [2024-11-14 07:50:46,021 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:50:46,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:46,201 INFO L85 PathProgramCache]: Analyzing trace with hash -230780205, now seen corresponding path program 1 times [2024-11-14 07:50:46,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:46,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473713597] [2024-11-14 07:50:46,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:46,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:47,214 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:47,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473713597] [2024-11-14 07:50:47,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473713597] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:47,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [776283182] [2024-11-14 07:50:47,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:47,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:47,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:47,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-14 07:50:48,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [776283182] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:48,229 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:48,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:48,343 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:50:48,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-11-14 07:50:49,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:49,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1435737721, now seen corresponding path program 1 times [2024-11-14 07:50:49,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:49,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134982532] [2024-11-14 07:50:49,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:49,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:50,739 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:50,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134982532] [2024-11-14 07:50:50,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134982532] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:50,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [491160904] [2024-11-14 07:50:50,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:50,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:50,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:50,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1 proven. 873 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-14 07:50:51,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [491160904] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:51,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:51,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:51,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:51,848 INFO L85 PathProgramCache]: Analyzing trace with hash 37802340, now seen corresponding path program 1 times [2024-11-14 07:50:51,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:51,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038822853] [2024-11-14 07:50:51,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:51,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2958 backedges. 132 proven. 173 refuted. 0 times theorem prover too weak. 2653 trivial. 0 not checked. [2024-11-14 07:50:52,922 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:52,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038822853] [2024-11-14 07:50:52,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038822853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:52,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [17018320] [2024-11-14 07:50:52,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:52,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:52,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 1231 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:53,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2958 backedges. 132 proven. 873 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-14 07:50:53,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [17018320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:53,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:53,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:54,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:54,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1895439806, now seen corresponding path program 1 times [2024-11-14 07:50:54,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:54,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501385126] [2024-11-14 07:50:54,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:54,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3144 backedges. 299 proven. 173 refuted. 0 times theorem prover too weak. 2672 trivial. 0 not checked. [2024-11-14 07:50:55,187 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:55,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501385126] [2024-11-14 07:50:55,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501385126] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:55,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [706528995] [2024-11-14 07:50:55,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:55,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:55,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 1284 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:50:55,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:50:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3144 backedges. 299 proven. 873 refuted. 0 times theorem prover too weak. 1972 trivial. 0 not checked. [2024-11-14 07:50:56,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [706528995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:56,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:50:56,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 42] total 53 [2024-11-14 07:50:56,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:50:56,327 INFO L85 PathProgramCache]: Analyzing trace with hash -165340159, now seen corresponding path program 1 times [2024-11-14 07:50:56,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:50:56,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171613295] [2024-11-14 07:50:56,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:56,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3144 backedges. 1050 proven. 792 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2024-11-14 07:50:58,797 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:50:58,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171613295] [2024-11-14 07:50:58,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171613295] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:50:58,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1567712898] [2024-11-14 07:50:58,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:50:58,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:50:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:50:58,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-14 07:50:58,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:51:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3144 backedges. 1191 proven. 651 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2024-11-14 07:51:01,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1567712898] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:51:01,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:51:01,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63] total 121 [2024-11-14 07:51:01,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:51:01,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1469275793, now seen corresponding path program 1 times [2024-11-14 07:51:01,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:51:01,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100840774] [2024-11-14 07:51:01,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:51:01,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:51:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:51:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3392 backedges. 1205 proven. 874 refuted. 0 times theorem prover too weak. 1313 trivial. 0 not checked. [2024-11-14 07:51:04,194 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:51:04,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100840774] [2024-11-14 07:51:04,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100840774] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:51:04,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1225497296] [2024-11-14 07:51:04,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:51:04,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:51:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:51:04,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-14 07:51:04,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:51:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3392 backedges. 1428 proven. 651 refuted. 0 times theorem prover too weak. 1313 trivial. 0 not checked. [2024-11-14 07:51:07,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1225497296] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:51:07,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:51:07,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63] total 121 [2024-11-14 07:51:07,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:51:07,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1127287482, now seen corresponding path program 5 times [2024-11-14 07:51:07,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:51:07,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699729320] [2024-11-14 07:51:07,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:51:07,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:51:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:51:09,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3605 backedges. 1494 proven. 792 refuted. 0 times theorem prover too weak. 1319 trivial. 0 not checked. [2024-11-14 07:51:09,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:51:09,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699729320] [2024-11-14 07:51:09,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699729320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:51:09,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922519421] [2024-11-14 07:51:09,677 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 07:51:09,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:51:09,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:51:09,680 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:51:09,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 07:53:19,285 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-11-14 07:53:19,285 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:53:19,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-14 07:53:19,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:53:19,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3605 backedges. 771 proven. 48 refuted. 0 times theorem prover too weak. 2786 trivial. 0 not checked. [2024-11-14 07:53:19,825 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:53:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3605 backedges. 779 proven. 40 refuted. 0 times theorem prover too weak. 2786 trivial. 0 not checked. [2024-11-14 07:53:21,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1922519421] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:53:21,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:53:21,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 12, 12] total 75 [2024-11-14 07:53:21,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424861813] [2024-11-14 07:53:21,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:53:21,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-11-14 07:53:21,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:53:21,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-11-14 07:53:21,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=521, Invalid=5029, Unknown=0, NotChecked=0, Total=5550 [2024-11-14 07:53:21,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:21,119 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:53:21,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 10.066666666666666) internal successors, (755), 75 states have internal predecessors, (755), 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) [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:53:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:53:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-11-14 07:53:25,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 07:53:26,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable111,SelfDestructingSolverStorable101,SelfDestructingSolverStorable112,SelfDestructingSolverStorable102,SelfDestructingSolverStorable113,SelfDestructingSolverStorable103 [2024-11-14 07:53:26,002 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:53:26,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:53:26,003 INFO L85 PathProgramCache]: Analyzing trace with hash 677452658, now seen corresponding path program 6 times [2024-11-14 07:53:26,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:53:26,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505614901] [2024-11-14 07:53:26,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:53:26,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:53:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:53:27,856 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 335 proven. 1557 refuted. 0 times theorem prover too weak. 1545 trivial. 0 not checked. [2024-11-14 07:53:27,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:53:27,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505614901] [2024-11-14 07:53:27,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505614901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:53:27,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133641611] [2024-11-14 07:53:27,857 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 07:53:27,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:53:27,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:53:27,859 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:53:27,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-14 07:53:56,293 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-11-14 07:53:56,293 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:53:56,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 1395 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-14 07:53:56,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:53:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 1 proven. 1184 refuted. 0 times theorem prover too weak. 2252 trivial. 0 not checked. [2024-11-14 07:53:58,494 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:53:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3292 trivial. 0 not checked. [2024-11-14 07:53:59,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133641611] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 07:53:59,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:53:59,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [51, 53] total 111 [2024-11-14 07:53:59,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271165830] [2024-11-14 07:53:59,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:53:59,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 07:53:59,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:53:59,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 07:53:59,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=674, Invalid=11536, Unknown=0, NotChecked=0, Total=12210 [2024-11-14 07:53:59,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:59,138 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:53:59,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.636363636363637) internal successors, (238), 11 states have internal predecessors, (238), 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) [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-11-14 07:53:59,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:53:59,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-11-14 07:53:59,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 07:53:59,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-14 07:53:59,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2024-11-14 07:53:59,792 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:53:59,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:53:59,794 INFO L85 PathProgramCache]: Analyzing trace with hash -679306082, now seen corresponding path program 10 times [2024-11-14 07:53:59,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:53:59,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796606368] [2024-11-14 07:53:59,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:53:59,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:53:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:54:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3512 backedges. 407 proven. 1584 refuted. 0 times theorem prover too weak. 1521 trivial. 0 not checked. [2024-11-14 07:54:01,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:54:01,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796606368] [2024-11-14 07:54:01,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796606368] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:54:01,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960813915] [2024-11-14 07:54:01,825 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 07:54:01,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:54:01,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:54:01,827 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:54:01,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 07:54:02,369 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 07:54:02,370 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:54:02,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 1310 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 07:54:02,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:54:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3512 backedges. 651 proven. 1361 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-11-14 07:54:05,064 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:54:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3512 backedges. 750 proven. 1262 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-11-14 07:54:07,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960813915] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:54:07,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:54:07,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 59, 59] total 143 [2024-11-14 07:54:07,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099548238] [2024-11-14 07:54:07,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:54:07,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2024-11-14 07:54:07,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:54:07,404 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2024-11-14 07:54:07,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3026, Invalid=17280, Unknown=0, NotChecked=0, Total=20306 [2024-11-14 07:54:07,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:54:07,406 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:54:07,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 8.160839160839162) internal successors, (1167), 143 states have internal predecessors, (1167), 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) [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:54:07,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:54:07,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-11-14 07:54:07,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 07:54:07,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 07:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-11-14 07:54:13,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-14 07:54:13,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:54:13,402 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 07:54:13,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:54:13,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1165371672, now seen corresponding path program 11 times [2024-11-14 07:54:13,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:54:13,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919704283] [2024-11-14 07:54:13,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:54:13,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:54:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:54:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 2275 proven. 1055 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-11-14 07:54:16,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:54:16,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919704283] [2024-11-14 07:54:16,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919704283] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:54:16,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148014251] [2024-11-14 07:54:16,448 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 07:54:16,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:54:16,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:54:16,449 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:54:16,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process Received shutdown request... [2024-11-14 08:00:52,928 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 08:00:52,928 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 08:00:52,928 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 08:00:53,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-11-14 08:00:54,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 08:00:54,132 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forcibly destroying the process [2024-11-14 08:00:54,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 137 [2024-11-14 08:00:54,174 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 08:00:54,174 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-14 08:00:54,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2024-11-14 08:00:54,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274403365] [2024-11-14 08:00:54,175 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-14 08:00:54,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-11-14 08:00:54,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 08:00:54,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-11-14 08:00:54,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=3866, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 08:00:54,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 08:00:54,177 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 08:00:54,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 9.462686567164178) internal successors, (634), 67 states have internal predecessors, (634), 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) [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-11-14 08:00:54,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 08:00:54,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-14 08:00:54,179 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-14 08:00:54,182 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-11-14 08:00:54,182 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-11-14 08:00:54,182 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-11-14 08:00:54,182 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-11-14 08:00:54,187 INFO L422 BasicCegarLoop]: Path program histogram: [11, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 08:00:54,189 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 08:00:54,190 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 08:00:54,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 08:00:54 BasicIcfg [2024-11-14 08:00:54,192 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 08:00:54,193 INFO L158 Benchmark]: Toolchain (without parser) took 828032.12ms. Allocated memory was 83.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 57.1MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 504.2MB. Max. memory is 8.0GB. [2024-11-14 08:00:54,193 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 08:00:54,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.80ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 44.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-14 08:00:54,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.97ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 43.2MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 08:00:54,193 INFO L158 Benchmark]: Boogie Preprocessor took 22.22ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 08:00:54,193 INFO L158 Benchmark]: RCFGBuilder took 565.44ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 21.6MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-14 08:00:54,194 INFO L158 Benchmark]: TraceAbstraction took 827142.67ms. Allocated memory was 83.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 20.9MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 470.6MB. Max. memory is 8.0GB. [2024-11-14 08:00:54,195 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 255.80ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 44.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.97ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 43.2MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.22ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 565.44ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 21.6MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 827142.67ms. Allocated memory was 83.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 20.9MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 470.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84062, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 13741, dependent conditional: 13729, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71099, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 778, dependent conditional: 766, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 71099, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 778, dependent conditional: 766, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 2929, dependent conditional: 2917, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 377, independent unconditional: 69944, dependent: 2929, dependent conditional: 1510, dependent unconditional: 1419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 377, independent unconditional: 69944, dependent: 2929, dependent conditional: 1510, dependent unconditional: 1419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2549, independent: 2424, independent conditional: 13, independent unconditional: 2411, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2549, independent: 2408, independent conditional: 0, independent unconditional: 2408, dependent: 141, dependent conditional: 0, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 141, independent: 16, independent conditional: 13, independent unconditional: 3, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 141, independent: 16, independent conditional: 13, independent unconditional: 3, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2797, independent: 338, independent conditional: 255, independent unconditional: 83, dependent: 2459, dependent conditional: 2151, dependent unconditional: 308, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 51, Protected Queries: 0 ], Cache Queries: [ total: 73250, independent: 67897, independent conditional: 364, independent unconditional: 67533, dependent: 2804, dependent conditional: 1397, dependent unconditional: 1407, unknown: 2549, unknown conditional: 126, unknown unconditional: 2423] , Statistics on independence cache: Total cache size (in pairs): 2549, Positive cache size: 2424, Positive conditional cache size: 13, Positive unconditional cache size: 2411, Negative cache size: 125, Negative conditional cache size: 113, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68349, Maximal queried relation: 7, Independence queries for same thread: 12963, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 788, Number of trivial persistent sets: 465, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3014, independent: 3002, independent conditional: 0, independent unconditional: 3002, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84062, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 13741, dependent conditional: 13729, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71099, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 778, dependent conditional: 766, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 71099, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 778, dependent conditional: 766, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 67319, independent unconditional: 3002, dependent: 2929, dependent conditional: 2917, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 377, independent unconditional: 69944, dependent: 2929, dependent conditional: 1510, dependent unconditional: 1419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73250, independent: 70321, independent conditional: 377, independent unconditional: 69944, dependent: 2929, dependent conditional: 1510, dependent unconditional: 1419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2549, independent: 2424, independent conditional: 13, independent unconditional: 2411, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2549, independent: 2408, independent conditional: 0, independent unconditional: 2408, dependent: 141, dependent conditional: 0, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 141, independent: 16, independent conditional: 13, independent unconditional: 3, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 141, independent: 16, independent conditional: 13, independent unconditional: 3, dependent: 125, dependent conditional: 113, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2797, independent: 338, independent conditional: 255, independent unconditional: 83, dependent: 2459, dependent conditional: 2151, dependent unconditional: 308, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 51, Protected Queries: 0 ], Cache Queries: [ total: 73250, independent: 67897, independent conditional: 364, independent unconditional: 67533, dependent: 2804, dependent conditional: 1397, dependent unconditional: 1407, unknown: 2549, unknown conditional: 126, unknown unconditional: 2423] , Statistics on independence cache: Total cache size (in pairs): 2549, Positive cache size: 2424, Positive conditional cache size: 13, Positive unconditional cache size: 2411, Negative cache size: 125, Negative conditional cache size: 113, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68349, Maximal queried relation: 7, Independence queries for same thread: 12963 - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 249 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 826.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 40.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1051, 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: 0.8s SsaConstructionTime, 166.3s SatisfiabilityAnalysisTime, 58.0s InterpolantComputationTime, 19789 NumberOfCodeBlocks, 18294 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 27947 ConstructedInterpolants, 0 QuantifiedInterpolants, 96660 SizeOfPredicates, 521 NumberOfNonLiveVariables, 14608 ConjunctsInSsa, 560 ConjunctsInUnsatCore, 49 InterpolantComputations, 5 PerfectInterpolantSequences, 62862/79577 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, ConComCheckerStatistics: CheckTime: 156.9s, ConditionCalculationTime: 35.7s, CommutingCounterexamples: 2, ConditionCalculations: 1668, TraceChecks: 51, UnknownTraceChecks: 0, ImperfectProofs: 46, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown