/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_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 10:15:17,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 10:15:17,132 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 10:15:17,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 10:15:17,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 10:15:17,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 10:15:17,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 10:15:17,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 10:15:17,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 10:15:17,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 10:15:17,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 10:15:17,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 10:15:17,172 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 10:15:17,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 10:15:17,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 10:15:17,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:15:17,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 10:15:17,174 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 10:15:17,175 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 10:15:17,175 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 10:15:17,175 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 10:15:17,175 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_WITH_CONTEXT [2024-11-14 10:15:17,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 10:15:17,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 10:15:17,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 10:15:17,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 10:15:17,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 10:15:17,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 10:15:18,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 10:15:18,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 10:15:18,952 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 10:15:18,963 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ad553b394/74e089a6a9674b7da908191af8583c8c/FLAG99877d696 [2024-11-14 10:15:18,981 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ad553b394/74e089a6a9674b7da908191af8583c8c [2024-11-14 10:15:18,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 10:15:18,984 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 10:15:18,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 10:15:18,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 10:15:18,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 10:15:18,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:15:18" (1/1) ... [2024-11-14 10:15:18,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa6ec2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:18, skipping insertion in model container [2024-11-14 10:15:18,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:15:18" (1/1) ... [2024-11-14 10:15:19,014 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 10:15:19,186 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-bad-buffer-mult-alt.wvr.c[4345,4358] [2024-11-14 10:15:19,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:15:19,209 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 10:15:19,234 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-bad-buffer-mult-alt.wvr.c[4345,4358] [2024-11-14 10:15:19,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:15:19,260 INFO L204 MainTranslator]: Completed translation [2024-11-14 10:15:19,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19 WrapperNode [2024-11-14 10:15:19,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 10:15:19,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 10:15:19,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 10:15:19,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 10:15:19,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,308 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 305 [2024-11-14 10:15:19,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 10:15:19,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 10:15:19,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 10:15:19,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 10:15:19,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 10:15:19,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 10:15:19,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 10:15:19,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 10:15:19,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (1/1) ... [2024-11-14 10:15:19,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:15:19,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:19,402 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 10:15:19,409 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 10:15:19,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 10:15:19,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 10:15:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 10:15:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 10:15:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 10:15:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 10:15:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 10:15:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 10:15:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 10:15:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 10:15:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 10:15:19,432 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 10:15:19,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 10:15:19,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 10:15:19,978 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 10:15:19,978 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 10:15:20,173 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 10:15:20,173 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 10:15:20,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:15:20 BoogieIcfgContainer [2024-11-14 10:15:20,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 10:15:20,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 10:15:20,179 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 10:15:20,182 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 10:15:20,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:15:18" (1/3) ... [2024-11-14 10:15:20,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f75d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:15:20, skipping insertion in model container [2024-11-14 10:15:20,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:19" (2/3) ... [2024-11-14 10:15:20,184 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f75d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:15:20, skipping insertion in model container [2024-11-14 10:15:20,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:15:20" (3/3) ... [2024-11-14 10:15:20,185 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 10:15:20,199 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 10:15:20,200 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt.wvr.c that has 5 procedures, 226 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 10:15:20,200 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 10:15:20,307 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 10:15:20,368 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:15:20,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 10:15:20,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:20,373 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 10:15:20,375 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 10:15:20,465 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 10:15:20,476 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 10:15:20,483 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;@15c12f3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:15:20,484 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 10:15:22,006 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 2 more)] === [2024-11-14 10:15:22,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:22,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2076000304, now seen corresponding path program 1 times [2024-11-14 10:15:22,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:22,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653251032] [2024-11-14 10:15:22,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:22,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:22,499 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 10:15:22,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:22,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653251032] [2024-11-14 10:15:22,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653251032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:22,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:22,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 10:15:22,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964508724] [2024-11-14 10:15:22,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:22,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 10:15:22,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:22,529 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 10:15:22,529 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 10:15:22,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:22,531 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:22,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 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 10:15:22,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:22,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 10:15:22,630 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 2 more)] === [2024-11-14 10:15:22,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:22,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2139440040, now seen corresponding path program 1 times [2024-11-14 10:15:22,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:22,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444252883] [2024-11-14 10:15:22,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:22,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:23,737 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 10:15:23,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:23,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444252883] [2024-11-14 10:15:23,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444252883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:23,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:23,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:15:23,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024537651] [2024-11-14 10:15:23,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:23,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:15:23,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:23,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:15:23,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:15:23,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:23,748 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:23,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 states have internal predecessors, (209), 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 10:15:23,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:23,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:23,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:23,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:23,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 10:15:23,979 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 2 more)] === [2024-11-14 10:15:23,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:23,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1109562591, now seen corresponding path program 1 times [2024-11-14 10:15:23,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:23,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772873976] [2024-11-14 10:15:23,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:23,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:24,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:24,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772873976] [2024-11-14 10:15:24,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772873976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:24,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:24,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:15:24,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841789615] [2024-11-14 10:15:24,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:24,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:15:24,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:24,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:15:24,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:15:24,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:24,619 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:24,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 6 states have internal predecessors, (220), 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 10:15:24,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:24,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:24,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:24,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:24,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:24,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:24,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 10:15:24,803 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 2 more)] === [2024-11-14 10:15:24,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:24,804 INFO L85 PathProgramCache]: Analyzing trace with hash 948840423, now seen corresponding path program 1 times [2024-11-14 10:15:24,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:24,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036872877] [2024-11-14 10:15:24,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:24,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:25,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:25,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036872877] [2024-11-14 10:15:25,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036872877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:25,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849159990] [2024-11-14 10:15:25,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:25,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:25,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:25,674 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 10:15:25,676 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 10:15:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:25,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:15:25,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:26,328 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:15:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:26,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849159990] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:15:26,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:15:26,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-14 10:15:26,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608197040] [2024-11-14 10:15:26,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:15:26,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 10:15:26,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:26,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 10:15:26,764 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-11-14 10:15:26,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:26,765 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:26,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.272727272727273) internal successors, (424), 22 states have internal predecessors, (424), 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 10:15:26,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:26,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:26,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:26,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:27,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:27,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:27,493 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 10:15:27,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:27,675 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 2 more)] === [2024-11-14 10:15:27,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:15:27,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:27,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1182559400, now seen corresponding path program 1 times [2024-11-14 10:15:27,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:27,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025146170] [2024-11-14 10:15:27,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:27,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:28,426 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:28,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025146170] [2024-11-14 10:15:28,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025146170] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:28,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2060154359] [2024-11-14 10:15:28,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:28,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:28,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:28,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2060154359] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:28,962 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:28,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:29,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:29,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1793476109, now seen corresponding path program 1 times [2024-11-14 10:15:29,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:29,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407616207] [2024-11-14 10:15:29,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:29,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:29,523 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:29,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407616207] [2024-11-14 10:15:29,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407616207] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:29,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [411987425] [2024-11-14 10:15:29,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:29,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:29,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:29,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:29,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [411987425] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:29,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:29,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:30,247 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:30,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:15:35,244 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:35,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:35,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1208347746, now seen corresponding path program 1 times [2024-11-14 10:15:35,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:35,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184088651] [2024-11-14 10:15:35,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:35,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:35,761 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:35,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184088651] [2024-11-14 10:15:35,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184088651] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:35,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1693936634] [2024-11-14 10:15:35,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:35,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:35,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:35,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:36,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1693936634] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:36,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:36,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:36,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:15:36,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:36,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1072193137, now seen corresponding path program 1 times [2024-11-14 10:15:36,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:36,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810160874] [2024-11-14 10:15:36,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:36,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:37,000 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:37,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810160874] [2024-11-14 10:15:37,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810160874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:37,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1366662454] [2024-11-14 10:15:37,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:37,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:37,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:37,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:37,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1366662454] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:37,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:37,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:37,755 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:37,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:15:40,889 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:40,889 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:40,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:40,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1856338238, now seen corresponding path program 1 times [2024-11-14 10:15:40,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:40,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650745220] [2024-11-14 10:15:40,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:40,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:41,506 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:41,506 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:41,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650745220] [2024-11-14 10:15:41,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650745220] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:41,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1820194070] [2024-11-14 10:15:41,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:41,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:41,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:41,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:41,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1820194070] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:41,984 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:41,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:41,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:41,985 INFO L85 PathProgramCache]: Analyzing trace with hash 741674790, now seen corresponding path program 2 times [2024-11-14 10:15:41,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:41,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359643236] [2024-11-14 10:15:41,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:42,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:42,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359643236] [2024-11-14 10:15:42,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359643236] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:42,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959720848] [2024-11-14 10:15:42,600 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:15:42,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:42,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:42,603 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 10:15:42,604 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 10:15:42,842 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 10:15:42,842 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:15:42,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 10:15:42,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 10:15:43,202 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:15:43,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959720848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:43,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:15:43,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [12] total 22 [2024-11-14 10:15:43,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074896281] [2024-11-14 10:15:43,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:43,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 10:15:43,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:43,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 10:15:43,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2024-11-14 10:15:43,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:43,208 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:43,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.0) internal successors, (264), 12 states have internal predecessors, (264), 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 10:15:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:15:43,653 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 10:15:43,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:43,835 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 2 more)] === [2024-11-14 10:15:43,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:43,836 INFO L85 PathProgramCache]: Analyzing trace with hash 2098321380, now seen corresponding path program 3 times [2024-11-14 10:15:43,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:43,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627768196] [2024-11-14 10:15:43,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:43,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:15:44,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627768196] [2024-11-14 10:15:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627768196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916560551] [2024-11-14 10:15:44,600 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:15:44,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:44,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:44,603 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 10:15:44,604 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 10:15:45,118 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 10:15:45,118 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:15:45,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:45,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 10:15:45,553 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:15:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 10:15:46,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916560551] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:15:46,024 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:15:46,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2024-11-14 10:15:46,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903856711] [2024-11-14 10:15:46,024 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:15:46,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 10:15:46,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:46,026 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 10:15:46,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-11-14 10:15:46,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,027 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:46,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 12.785714285714286) internal successors, (358), 28 states have internal predecessors, (358), 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 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:15:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:15:46,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 10:15:46,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:46,749 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 2 more)] === [2024-11-14 10:15:47,098 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:47,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:15:57,517 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:57,517 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:57,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:57,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1775371942, now seen corresponding path program 1 times [2024-11-14 10:15:57,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:57,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531294429] [2024-11-14 10:15:57,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:57,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:58,074 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:58,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531294429] [2024-11-14 10:15:58,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531294429] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:58,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1244788390] [2024-11-14 10:15:58,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:58,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:58,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:15:58,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:15:58,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1244788390] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:58,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:58,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 26 [2024-11-14 10:15:58,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:15:58,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:58,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1490996020, now seen corresponding path program 1 times [2024-11-14 10:15:58,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:58,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6152271] [2024-11-14 10:15:58,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:58,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-14 10:15:59,337 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:59,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6152271] [2024-11-14 10:15:59,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6152271] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:59,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1903503830] [2024-11-14 10:15:59,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:59,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:59,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:15:59,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 34 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-14 10:15:59,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1903503830] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:59,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:59,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:15:59,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:59,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1402114631, now seen corresponding path program 1 times [2024-11-14 10:15:59,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:59,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673718101] [2024-11-14 10:15:59,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:59,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 10:16:00,497 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:00,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673718101] [2024-11-14 10:16:00,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673718101] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:00,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [81840615] [2024-11-14 10:16:00,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:00,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:00,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:00,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 10:16:01,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [81840615] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:01,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:01,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:01,383 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:01,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:03,118 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:03,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:03,119 INFO L85 PathProgramCache]: Analyzing trace with hash -436960242, now seen corresponding path program 1 times [2024-11-14 10:16:03,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:03,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273282725] [2024-11-14 10:16:03,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:03,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 10:16:03,615 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:03,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273282725] [2024-11-14 10:16:03,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273282725] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:03,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [961725746] [2024-11-14 10:16:03,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:03,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:03,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:03,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 10:16:04,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [961725746] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:04,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:04,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:04,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:04,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:04,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1812708903, now seen corresponding path program 1 times [2024-11-14 10:16:04,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:04,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691476047] [2024-11-14 10:16:04,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:04,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:16:04,918 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:04,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691476047] [2024-11-14 10:16:04,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691476047] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:04,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [904152667] [2024-11-14 10:16:04,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:04,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:04,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:04,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:16:05,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [904152667] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:05,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:05,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:05,604 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:05,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:08,546 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:08,547 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:08,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:08,548 INFO L85 PathProgramCache]: Analyzing trace with hash 936963032, now seen corresponding path program 1 times [2024-11-14 10:16:08,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:08,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525729098] [2024-11-14 10:16:08,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:08,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:16:09,334 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:09,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525729098] [2024-11-14 10:16:09,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525729098] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:09,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [787699041] [2024-11-14 10:16:09,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:09,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:09,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:16:09,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [787699041] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:09,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:09,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:09,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:09,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1128712212, now seen corresponding path program 4 times [2024-11-14 10:16:09,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:09,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716952762] [2024-11-14 10:16:09,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 10:16:10,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:10,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716952762] [2024-11-14 10:16:10,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716952762] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:10,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848263303] [2024-11-14 10:16:10,556 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:16:10,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:10,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:10,558 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 10:16:10,559 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 10:16:10,791 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:16:10,791 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:16:10,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:10,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 95 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:16:12,456 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:16:13,462 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:16:13,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 4 [2024-11-14 10:16:13,840 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 59 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:16:13,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848263303] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:16:13,841 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:16:13,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 45 [2024-11-14 10:16:13,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965618503] [2024-11-14 10:16:13,841 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:16:13,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-11-14 10:16:13,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:13,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-11-14 10:16:13,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1684, Unknown=0, NotChecked=0, Total=1980 [2024-11-14 10:16:13,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:13,844 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:13,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 15.866666666666667) internal successors, (714), 45 states have internal predecessors, (714), 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 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:16:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:16:15,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:16:15,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:16:15,385 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 10:16:15,567 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,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable27,SelfDestructingSolverStorable17,SelfDestructingSolverStorable28 [2024-11-14 10:16:15,567 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 2 more)] === [2024-11-14 10:16:15,813 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:15,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:16,691 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:16,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:16,691 INFO L85 PathProgramCache]: Analyzing trace with hash -859571361, now seen corresponding path program 1 times [2024-11-14 10:16:16,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:16,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405452067] [2024-11-14 10:16:16,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:16,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:16:16,977 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:16:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:16:17,480 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:16:17,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:17,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:17,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1566908723, now seen corresponding path program 1 times [2024-11-14 10:16:17,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:17,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266823456] [2024-11-14 10:16:17,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:17,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:18,689 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:18,690 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:18,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266823456] [2024-11-14 10:16:18,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266823456] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:18,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1088326608] [2024-11-14 10:16:18,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:18,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:18,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:18,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:19,518 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:19,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1088326608] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:19,519 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:19,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:19,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:19,590 INFO L85 PathProgramCache]: Analyzing trace with hash 738247678, now seen corresponding path program 1 times [2024-11-14 10:16:19,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:19,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616571116] [2024-11-14 10:16:19,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:19,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:20,488 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:20,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616571116] [2024-11-14 10:16:20,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616571116] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:20,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [818808289] [2024-11-14 10:16:20,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:20,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:20,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:20,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:21,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [818808289] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:21,251 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:21,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:21,479 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:21,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:25,319 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:25,319 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:25,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:25,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1452017837, now seen corresponding path program 1 times [2024-11-14 10:16:25,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:25,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554905801] [2024-11-14 10:16:25,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:26,044 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:26,045 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:26,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554905801] [2024-11-14 10:16:26,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554905801] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:26,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1724660350] [2024-11-14 10:16:26,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:26,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:26,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 895 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:26,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:16:26,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1724660350] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:26,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:26,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:26,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:26,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:26,919 INFO L85 PathProgramCache]: Analyzing trace with hash -88661978, now seen corresponding path program 1 times [2024-11-14 10:16:26,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:26,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701898339] [2024-11-14 10:16:26,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:26,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 10:16:27,794 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:27,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701898339] [2024-11-14 10:16:27,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701898339] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:27,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [397765404] [2024-11-14 10:16:27,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:27,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:27,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:28,538 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 25 proven. 85 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 10:16:28,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [397765404] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:28,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:28,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:28,742 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:28,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:31,481 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:31,481 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:31,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:31,482 INFO L85 PathProgramCache]: Analyzing trace with hash -814939171, now seen corresponding path program 1 times [2024-11-14 10:16:31,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:31,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869301869] [2024-11-14 10:16:31,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 10:16:32,456 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:32,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869301869] [2024-11-14 10:16:32,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869301869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:32,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1851076960] [2024-11-14 10:16:32,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:32,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:32,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:32,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 25 proven. 85 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 10:16:33,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1851076960] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:33,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:33,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:33,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:33,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1656242969, now seen corresponding path program 5 times [2024-11-14 10:16:33,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:33,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757308095] [2024-11-14 10:16:33,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:33,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:34,017 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-14 10:16:34,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:34,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757308095] [2024-11-14 10:16:34,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757308095] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:34,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583762834] [2024-11-14 10:16:34,017 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:16:34,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:34,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:34,019 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 10:16:34,020 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 10:16:34,470 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 10:16:34,471 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:16:34,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:34,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 88 proven. 52 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 10:16:34,941 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:16:35,451 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 67 proven. 73 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 10:16:35,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583762834] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:16:35,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:16:35,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 52 [2024-11-14 10:16:35,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653777831] [2024-11-14 10:16:35,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:16:35,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-11-14 10:16:35,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:35,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-11-14 10:16:35,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=2359, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 10:16:35,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:35,455 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:35,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 11.423076923076923) internal successors, (594), 52 states have internal predecessors, (594), 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 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:16:35,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:16:36,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:16:36,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:16:36,849 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 10:16:37,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable29,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-14 10:16:37,035 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 2 more)] === [2024-11-14 10:16:37,300 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:37,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:41,318 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:41,318 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:41,318 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:41,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:41,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1978776594, now seen corresponding path program 1 times [2024-11-14 10:16:41,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:41,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660597202] [2024-11-14 10:16:41,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:41,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:16:41,486 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:16:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:16:41,709 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:16:41,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:41,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:41,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1575757124, now seen corresponding path program 1 times [2024-11-14 10:16:41,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:41,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233013731] [2024-11-14 10:16:41,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:41,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,770 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:42,770 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:42,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233013731] [2024-11-14 10:16:42,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233013731] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:42,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [231004307] [2024-11-14 10:16:42,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:42,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 881 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:16:42,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:43,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [231004307] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:43,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:43,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:16:43,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:43,644 INFO L85 PathProgramCache]: Analyzing trace with hash 965175153, now seen corresponding path program 1 times [2024-11-14 10:16:43,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:43,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238803246] [2024-11-14 10:16:43,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:43,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:44,508 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:44,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238803246] [2024-11-14 10:16:44,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238803246] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:44,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [565702534] [2024-11-14 10:16:44,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:44,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:44,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:16:44,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:45,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [565702534] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:45,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:45,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:16:45,648 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:45,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:46,101 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:46,101 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:46,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:46,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1852462650, now seen corresponding path program 1 times [2024-11-14 10:16:46,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:46,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100079832] [2024-11-14 10:16:46,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:46,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:46,846 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:46,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100079832] [2024-11-14 10:16:46,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100079832] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:46,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [11941235] [2024-11-14 10:16:46,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:46,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:46,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:16:46,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:16:47,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [11941235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:47,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:47,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:16:47,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:47,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:47,890 INFO L85 PathProgramCache]: Analyzing trace with hash 5662775, now seen corresponding path program 1 times [2024-11-14 10:16:47,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:47,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575536543] [2024-11-14 10:16:47,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:16:48,800 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:48,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575536543] [2024-11-14 10:16:48,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575536543] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:48,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1129894952] [2024-11-14 10:16:48,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:48,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:48,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:16:48,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:16:49,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1129894952] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:49,669 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:49,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:16:49,877 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:49,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:16:56,913 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:56,914 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:56,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:56,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1329534608, now seen corresponding path program 1 times [2024-11-14 10:16:56,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:56,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828450718] [2024-11-14 10:16:56,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:56,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:16:57,694 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:57,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828450718] [2024-11-14 10:16:57,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828450718] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:57,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [55166341] [2024-11-14 10:16:57,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:57,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:57,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:16:57,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:16:58,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [55166341] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:58,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:58,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:16:58,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:58,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1331651800, now seen corresponding path program 6 times [2024-11-14 10:16:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684000495] [2024-11-14 10:16:58,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:58,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-14 10:16:59,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:59,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684000495] [2024-11-14 10:16:59,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684000495] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:59,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435152505] [2024-11-14 10:16:59,481 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:16:59,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:59,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:59,483 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 10:16:59,484 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 10:17:00,284 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-14 10:17:00,284 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:00,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 1176 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 10:17:00,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:01,393 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 63 proven. 158 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:02,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435152505] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:02,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:02,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 33] total 81 [2024-11-14 10:17:02,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815769089] [2024-11-14 10:17:02,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:02,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-11-14 10:17:02,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:02,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-11-14 10:17:02,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1216, Invalid=5264, Unknown=0, NotChecked=0, Total=6480 [2024-11-14 10:17:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:02,706 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:02,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 9.604938271604938) internal successors, (778), 81 states have internal predecessors, (778), 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 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:02,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:04,336 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 10:17:04,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable41,SelfDestructingSolverStorable52,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-11-14 10:17:04,521 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 2 more)] === [2024-11-14 10:17:04,798 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:04,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:06,390 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:06,391 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:06,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:06,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1744070339, now seen corresponding path program 1 times [2024-11-14 10:17:06,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:06,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491364031] [2024-11-14 10:17:06,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:06,573 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:17:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:06,962 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:17:07,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:07,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:07,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1062224361, now seen corresponding path program 1 times [2024-11-14 10:17:07,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:07,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644114951] [2024-11-14 10:17:07,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:07,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 15 proven. 151 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 10:17:07,955 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:07,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644114951] [2024-11-14 10:17:07,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644114951] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:07,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [972474431] [2024-11-14 10:17:07,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:07,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:08,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:08,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 81 proven. 85 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 10:17:08,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [972474431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:08,641 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:08,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:08,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:08,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1030086814, now seen corresponding path program 1 times [2024-11-14 10:17:08,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:08,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293634605] [2024-11-14 10:17:08,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:08,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:09,492 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 3 proven. 147 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 10:17:09,492 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:09,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293634605] [2024-11-14 10:17:09,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293634605] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:09,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1458289054] [2024-11-14 10:17:09,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:09,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:09,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 999 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:09,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 65 proven. 85 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 10:17:10,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1458289054] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:10,176 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:10,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:10,376 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:10,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:16,397 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:16,398 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:16,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:16,399 INFO L85 PathProgramCache]: Analyzing trace with hash -73526601, now seen corresponding path program 1 times [2024-11-14 10:17:16,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:16,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630958209] [2024-11-14 10:17:16,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:16,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2024-11-14 10:17:17,160 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:17,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630958209] [2024-11-14 10:17:17,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630958209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:17,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1112558447] [2024-11-14 10:17:17,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:17,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:17,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:17,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 34 proven. 85 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2024-11-14 10:17:17,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1112558447] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:17,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:17,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:17,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:17,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:17,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1906393846, now seen corresponding path program 1 times [2024-11-14 10:17:17,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:17,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473216879] [2024-11-14 10:17:17,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:17,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:18,723 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:18,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473216879] [2024-11-14 10:17:18,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473216879] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:18,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2106618999] [2024-11-14 10:17:18,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:18,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:18,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:18,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:19,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2106618999] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:19,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:19,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:19,514 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:19,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:21,004 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,004 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:21,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1130884929, now seen corresponding path program 1 times [2024-11-14 10:17:21,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:21,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689036030] [2024-11-14 10:17:21,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:21,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:21,778 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:21,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689036030] [2024-11-14 10:17:21,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689036030] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:21,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1095668777] [2024-11-14 10:17:21,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:21,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:21,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:21,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:22,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1095668777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:22,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:22,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:22,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:22,357 INFO L85 PathProgramCache]: Analyzing trace with hash 889950169, now seen corresponding path program 7 times [2024-11-14 10:17:22,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:22,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388798437] [2024-11-14 10:17:22,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:22,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:23,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:23,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388798437] [2024-11-14 10:17:23,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388798437] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:23,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988262437] [2024-11-14 10:17:23,179 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 10:17:23,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:23,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:23,181 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 10:17:23,182 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 10:17:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:23,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 1274 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:23,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 10:17:24,260 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 57 proven. 123 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 10:17:24,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988262437] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:24,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:24,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-11-14 10:17:24,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968370954] [2024-11-14 10:17:24,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:24,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-14 10:17:24,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:24,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-14 10:17:24,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2489, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 10:17:24,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:24,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:24,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 9.618181818181819) internal successors, (529), 55 states have internal predecessors, (529), 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 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:25,489 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 10:17:25,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable53,SelfDestructingSolverStorable64,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2024-11-14 10:17:25,670 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 2 more)] === [2024-11-14 10:17:25,930 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:25,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:30,078 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:30,079 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:30,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:30,080 INFO L85 PathProgramCache]: Analyzing trace with hash 894785741, now seen corresponding path program 1 times [2024-11-14 10:17:30,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:30,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491109426] [2024-11-14 10:17:30,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:30,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:30,444 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:17:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:30,773 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:17:30,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:30,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:30,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1549596879, now seen corresponding path program 1 times [2024-11-14 10:17:30,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:30,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501060315] [2024-11-14 10:17:30,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:30,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 29 proven. 189 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 10:17:31,962 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:31,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501060315] [2024-11-14 10:17:31,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501060315] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:31,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [174505442] [2024-11-14 10:17:31,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:31,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:32,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:32,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 92 proven. 126 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 10:17:32,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [174505442] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:32,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:32,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:32,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:32,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1592998764, now seen corresponding path program 1 times [2024-11-14 10:17:32,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:32,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673941166] [2024-11-14 10:17:32,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:32,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:33,475 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 15 proven. 192 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 10:17:33,475 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:33,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673941166] [2024-11-14 10:17:33,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673941166] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:33,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1755261910] [2024-11-14 10:17:33,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:33,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:33,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:33,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 81 proven. 126 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 10:17:34,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1755261910] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:34,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:34,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:34,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:34,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:37,203 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:37,203 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:37,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:37,204 INFO L85 PathProgramCache]: Analyzing trace with hash 150451905, now seen corresponding path program 1 times [2024-11-14 10:17:37,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:37,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366078988] [2024-11-14 10:17:37,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:37,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:37,980 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 3 proven. 188 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 10:17:37,980 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366078988] [2024-11-14 10:17:37,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366078988] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [747659020] [2024-11-14 10:17:37,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:38,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:38,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 65 proven. 126 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 10:17:38,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [747659020] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:38,658 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:38,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:38,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:38,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:38,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1487660580, now seen corresponding path program 1 times [2024-11-14 10:17:38,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:38,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196744080] [2024-11-14 10:17:38,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:38,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:39,687 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:39,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196744080] [2024-11-14 10:17:39,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196744080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:39,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [692464727] [2024-11-14 10:17:39,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:39,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:39,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:40,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [692464727] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:40,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:40,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:40,601 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:40,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:44,837 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:44,838 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:44,838 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:44,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:44,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1476112053, now seen corresponding path program 1 times [2024-11-14 10:17:44,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:44,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387494802] [2024-11-14 10:17:44,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:44,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:45,832 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:45,832 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:45,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387494802] [2024-11-14 10:17:45,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387494802] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:45,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2117031840] [2024-11-14 10:17:45,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:45,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:45,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:45,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:46,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2117031840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:46,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:46,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:46,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:46,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1015687905, now seen corresponding path program 8 times [2024-11-14 10:17:46,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:46,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235884969] [2024-11-14 10:17:46,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:46,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:47,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:47,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235884969] [2024-11-14 10:17:47,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235884969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:47,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727451355] [2024-11-14 10:17:47,413 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:17:47,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:47,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:47,416 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 10:17:47,417 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 10:17:47,940 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:17:47,940 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:47,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 10:17:47,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:48,749 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:48,749 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:49,707 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 10:17:49,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727451355] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:49,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:49,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 28, 28] total 73 [2024-11-14 10:17:49,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204675974] [2024-11-14 10:17:49,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:49,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-14 10:17:49,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:49,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-14 10:17:49,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=948, Invalid=4308, Unknown=0, NotChecked=0, Total=5256 [2024-11-14 10:17:49,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:49,710 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:49,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 8.205479452054794) internal successors, (599), 73 states have internal predecessors, (599), 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 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:49,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:17:50,805 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 10:17:50,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable65,SelfDestructingSolverStorable76,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:50,991 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 2 more)] === [2024-11-14 10:17:51,251 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:51,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:17:52,874 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:52,874 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:52,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:52,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1349677247, now seen corresponding path program 1 times [2024-11-14 10:17:52,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:52,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495362724] [2024-11-14 10:17:52,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:53,085 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:17:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:53,378 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:17:53,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:53,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:53,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1202248547, now seen corresponding path program 1 times [2024-11-14 10:17:53,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:53,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042778271] [2024-11-14 10:17:53,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:53,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:53,934 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:17:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:54,467 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:17:54,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:54,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1879898974, now seen corresponding path program 1 times [2024-11-14 10:17:54,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:54,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745152283] [2024-11-14 10:17:54,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 1043 trivial. 0 not checked. [2024-11-14 10:17:55,032 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:55,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745152283] [2024-11-14 10:17:55,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745152283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:17:55,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:17:55,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 10:17:55,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:17:55,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 10:17:55,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 10:17:55,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:17:55,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:17:55,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,036 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:55,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 45.0) internal successors, (225), 5 states have internal predecessors, (225), 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 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:17:55,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:17:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:17:55,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2024-11-14 10:17:55,429 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 2 more)] === [2024-11-14 10:17:55,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:55,430 INFO L85 PathProgramCache]: Analyzing trace with hash 182116685, now seen corresponding path program 9 times [2024-11-14 10:17:55,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:55,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007224240] [2024-11-14 10:17:55,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:55,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2024-11-14 10:17:56,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:56,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007224240] [2024-11-14 10:17:56,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007224240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:17:56,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:17:56,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 10:17:56,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495711334] [2024-11-14 10:17:56,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:17:56,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 10:17:56,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:56,047 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 10:17:56,047 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 10:17:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:56,047 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:56,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 48.6) internal successors, (243), 5 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:17:56,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:17:57,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:17:57,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-14 10:17:57,234 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 2 more)] === [2024-11-14 10:17:57,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:57,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1117618030, now seen corresponding path program 10 times [2024-11-14 10:17:57,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:57,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735815620] [2024-11-14 10:17:57,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 51 proven. 734 refuted. 0 times theorem prover too weak. 1068 trivial. 0 not checked. [2024-11-14 10:18:01,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:01,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735815620] [2024-11-14 10:18:01,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735815620] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:01,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109353965] [2024-11-14 10:18:01,453 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:18:01,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:01,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:18:01,454 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 10:18:01,455 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 10:18:02,084 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:18:02,084 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:18:02,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 1475 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-14 10:18:02,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 507 proven. 637 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-14 10:18:06,646 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:18:10,145 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:18:10,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 4 [2024-11-14 10:18:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 161 proven. 983 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-14 10:18:11,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109353965] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:18:11,912 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:18:11,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 56, 56] total 150 [2024-11-14 10:18:11,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913212006] [2024-11-14 10:18:11,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:18:11,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 150 states [2024-11-14 10:18:11,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:11,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 150 interpolants. [2024-11-14 10:18:11,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3715, Invalid=18635, Unknown=0, NotChecked=0, Total=22350 [2024-11-14 10:18:11,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:11,921 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:11,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 150 states, 150 states have (on average 8.58) internal successors, (1287), 150 states have internal predecessors, (1287), 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 10:18:11,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:11,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:11,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:11,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:11,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:18:11,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:18:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-11-14 10:18:16,320 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 10:18:16,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:16,505 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 2 more)] === [2024-11-14 10:18:16,765 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:16,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:18:24,042 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:24,042 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:24,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:24,043 INFO L85 PathProgramCache]: Analyzing trace with hash -834791194, now seen corresponding path program 1 times [2024-11-14 10:18:24,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:24,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748070030] [2024-11-14 10:18:24,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:24,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:24,384 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:18:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:25,001 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:18:25,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:25,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:30,568 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:30,568 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:30,568 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:30,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:30,569 INFO L85 PathProgramCache]: Analyzing trace with hash 561538380, now seen corresponding path program 1 times [2024-11-14 10:18:30,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:30,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756327179] [2024-11-14 10:18:30,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:30,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3246 backedges. 179 proven. 596 refuted. 0 times theorem prover too weak. 2471 trivial. 0 not checked. [2024-11-14 10:18:32,186 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:32,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756327179] [2024-11-14 10:18:32,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756327179] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:32,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [201158969] [2024-11-14 10:18:32,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:32,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:32,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 1552 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:18:32,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3246 backedges. 405 proven. 370 refuted. 0 times theorem prover too weak. 2471 trivial. 0 not checked. [2024-11-14 10:18:33,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [201158969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:33,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:33,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:18:33,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:18:33,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:33,683 INFO L85 PathProgramCache]: Analyzing trace with hash 714071528, now seen corresponding path program 1 times [2024-11-14 10:18:33,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:33,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826045288] [2024-11-14 10:18:33,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:33,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3246 backedges. 129 proven. 614 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2024-11-14 10:18:35,371 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:35,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826045288] [2024-11-14 10:18:35,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826045288] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:35,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2049936789] [2024-11-14 10:18:35,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:35,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:35,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 1577 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:18:35,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3246 backedges. 373 proven. 370 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2024-11-14 10:18:36,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2049936789] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:36,728 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:36,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:18:36,999 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:36,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:18:53,588 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:53,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:53,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1123021472, now seen corresponding path program 1 times [2024-11-14 10:18:53,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:53,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374415350] [2024-11-14 10:18:53,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:53,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3249 backedges. 132 proven. 614 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2024-11-14 10:18:55,325 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:55,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374415350] [2024-11-14 10:18:55,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374415350] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:55,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [548943473] [2024-11-14 10:18:55,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:55,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:55,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:18:55,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3249 backedges. 376 proven. 370 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2024-11-14 10:18:56,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [548943473] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:56,738 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:56,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:18:56,873 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:18:56,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 20 [2024-11-14 10:18:57,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:57,003 INFO L85 PathProgramCache]: Analyzing trace with hash -2009252682, now seen corresponding path program 1 times [2024-11-14 10:18:57,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:57,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354664197] [2024-11-14 10:18:57,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:57,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3271 backedges. 127 proven. 622 refuted. 0 times theorem prover too weak. 2522 trivial. 0 not checked. [2024-11-14 10:18:58,819 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:58,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354664197] [2024-11-14 10:18:58,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354664197] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:58,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [374282367] [2024-11-14 10:18:58,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:58,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:59,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 1639 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:18:59,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:00,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3271 backedges. 379 proven. 370 refuted. 0 times theorem prover too weak. 2522 trivial. 0 not checked. [2024-11-14 10:19:00,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [374282367] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:00,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:00,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:00,533 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:00,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:19:02,348 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:02,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1766461450, now seen corresponding path program 1 times [2024-11-14 10:19:02,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:02,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569949263] [2024-11-14 10:19:02,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:02,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3272 backedges. 128 proven. 622 refuted. 0 times theorem prover too weak. 2522 trivial. 0 not checked. [2024-11-14 10:19:04,144 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:04,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569949263] [2024-11-14 10:19:04,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569949263] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:04,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1553250086] [2024-11-14 10:19:04,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:04,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:04,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 1658 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:04,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3272 backedges. 380 proven. 370 refuted. 0 times theorem prover too weak. 2522 trivial. 0 not checked. [2024-11-14 10:19:05,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1553250086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:05,573 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:05,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:05,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:05,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1057109508, now seen corresponding path program 1 times [2024-11-14 10:19:05,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:05,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698663654] [2024-11-14 10:19:05,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:05,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3272 backedges. 88 proven. 605 refuted. 0 times theorem prover too weak. 2579 trivial. 0 not checked. [2024-11-14 10:19:07,595 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:07,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698663654] [2024-11-14 10:19:07,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698663654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:07,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1125434355] [2024-11-14 10:19:07,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:07,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 1680 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:07,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:09,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3272 backedges. 323 proven. 370 refuted. 0 times theorem prover too weak. 2579 trivial. 0 not checked. [2024-11-14 10:19:09,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1125434355] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:09,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:09,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:09,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:09,174 INFO L85 PathProgramCache]: Analyzing trace with hash -558805209, now seen corresponding path program 1 times [2024-11-14 10:19:09,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:09,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642412829] [2024-11-14 10:19:09,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:09,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 52 proven. 541 refuted. 0 times theorem prover too weak. 2687 trivial. 0 not checked. [2024-11-14 10:19:11,467 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:11,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642412829] [2024-11-14 10:19:11,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642412829] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:11,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [785931111] [2024-11-14 10:19:11,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:11,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:11,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 1765 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:11,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:12,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 223 proven. 370 refuted. 0 times theorem prover too weak. 2687 trivial. 0 not checked. [2024-11-14 10:19:12,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [785931111] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:12,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:12,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:13,144 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:13,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:19:14,688 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_45 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:14,688 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:14,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:14,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1940686205, now seen corresponding path program 1 times [2024-11-14 10:19:14,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:14,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064721718] [2024-11-14 10:19:14,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:14,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3284 backedges. 41 proven. 554 refuted. 0 times theorem prover too weak. 2689 trivial. 0 not checked. [2024-11-14 10:19:16,724 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:16,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064721718] [2024-11-14 10:19:16,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064721718] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:16,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1476305181] [2024-11-14 10:19:16,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:16,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 1796 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:16,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3284 backedges. 225 proven. 370 refuted. 0 times theorem prover too weak. 2689 trivial. 0 not checked. [2024-11-14 10:19:18,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1476305181] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:18,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:18,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:18,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:19:18,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:18,356 INFO L85 PathProgramCache]: Analyzing trace with hash 129575864, now seen corresponding path program 1 times [2024-11-14 10:19:18,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:18,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369786412] [2024-11-14 10:19:18,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:18,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:20,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3286 backedges. 38 proven. 547 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 10:19:20,396 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:20,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369786412] [2024-11-14 10:19:20,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369786412] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:20,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [600400578] [2024-11-14 10:19:20,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:20,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:20,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 1821 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:20,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:21,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3286 backedges. 215 proven. 370 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 10:19:21,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [600400578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:21,904 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:21,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:22,161 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:22,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:19:30,020 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:30,020 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:30,020 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_47 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:30,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:30,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1192482049, now seen corresponding path program 1 times [2024-11-14 10:19:30,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:30,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353617144] [2024-11-14 10:19:30,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:30,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3468 backedges. 446 proven. 2633 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-11-14 10:19:36,208 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:36,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353617144] [2024-11-14 10:19:36,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353617144] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:36,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1964850002] [2024-11-14 10:19:36,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:36,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:36,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:19:36,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3468 backedges. 654 proven. 2425 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-11-14 10:19:40,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1964850002] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:40,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:40,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:19:41,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:41,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:19:44,678 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:44,679 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:44,679 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:44,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:44,680 INFO L85 PathProgramCache]: Analyzing trace with hash -697326769, now seen corresponding path program 1 times [2024-11-14 10:19:44,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:44,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104013152] [2024-11-14 10:19:44,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:44,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3469 backedges. 378 proven. 2679 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2024-11-14 10:19:50,676 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:50,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104013152] [2024-11-14 10:19:50,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104013152] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:50,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [241271981] [2024-11-14 10:19:50,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:50,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:50,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 2145 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:19:50,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3469 backedges. 632 proven. 2425 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2024-11-14 10:19:55,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [241271981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:55,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:55,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:19:55,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:19:55,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:55,334 INFO L85 PathProgramCache]: Analyzing trace with hash -197418645, now seen corresponding path program 1 times [2024-11-14 10:19:55,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:55,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917033653] [2024-11-14 10:19:55,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:55,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3470 backedges. 281 proven. 2736 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:20:01,592 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:01,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917033653] [2024-11-14 10:20:01,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917033653] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:01,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1087987952] [2024-11-14 10:20:01,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:01,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:01,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 2170 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:20:01,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3470 backedges. 592 proven. 2425 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:20:06,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1087987952] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:06,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:06,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:20:06,371 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:06,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:20:09,027 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:09,027 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:09,027 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_49 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:09,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:09,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1737297629, now seen corresponding path program 1 times [2024-11-14 10:20:09,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:09,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889884032] [2024-11-14 10:20:09,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:09,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3476 backedges. 287 proven. 2736 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:20:15,095 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:15,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889884032] [2024-11-14 10:20:15,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889884032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:15,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1410599612] [2024-11-14 10:20:15,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:15,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:15,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:20:15,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3476 backedges. 598 proven. 2425 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:20:19,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1410599612] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:19,564 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:19,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:20:19,838 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:19,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:20:34,662 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 34 DAG size of output: 29 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:20:34,666 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:34,666 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_41 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:34,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:34,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1118502420, now seen corresponding path program 1 times [2024-11-14 10:20:34,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:34,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695667403] [2024-11-14 10:20:34,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:34,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3488 backedges. 232 proven. 2741 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2024-11-14 10:20:40,803 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:40,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695667403] [2024-11-14 10:20:40,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695667403] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:40,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [144800891] [2024-11-14 10:20:40,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:40,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:41,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 2222 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:20:41,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3488 backedges. 548 proven. 2425 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2024-11-14 10:20:45,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [144800891] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:45,366 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:45,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:20:45,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:20:45,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:45,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1139289562, now seen corresponding path program 1 times [2024-11-14 10:20:45,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:45,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660071078] [2024-11-14 10:20:45,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3488 backedges. 210 proven. 2735 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-11-14 10:20:51,760 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:51,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660071078] [2024-11-14 10:20:51,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660071078] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:51,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [330186586] [2024-11-14 10:20:51,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:52,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:20:52,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:56,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3488 backedges. 520 proven. 2425 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-11-14 10:20:56,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [330186586] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:56,341 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:56,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:20:56,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:20:56,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:56,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1504159826, now seen corresponding path program 1 times [2024-11-14 10:20:56,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:56,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933191762] [2024-11-14 10:20:56,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:56,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3491 backedges. 213 proven. 2735 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-11-14 10:21:02,846 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:21:02,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933191762] [2024-11-14 10:21:02,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933191762] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:02,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [683000022] [2024-11-14 10:21:02,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:02,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:03,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 2270 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:21:03,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:21:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3491 backedges. 523 proven. 2425 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-11-14 10:21:07,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [683000022] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:07,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:21:07,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:21:07,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:21:07,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:21:07,668 INFO L85 PathProgramCache]: Analyzing trace with hash -41226359, now seen corresponding path program 1 times [2024-11-14 10:21:07,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:21:07,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818465464] [2024-11-14 10:21:07,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:07,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3497 backedges. 217 proven. 2735 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2024-11-14 10:21:14,060 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:21:14,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818465464] [2024-11-14 10:21:14,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818465464] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:14,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1586636325] [2024-11-14 10:21:14,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:14,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:14,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 2319 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:21:14,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:21:18,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3497 backedges. 527 proven. 2425 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2024-11-14 10:21:18,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1586636325] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:18,577 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:21:18,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:21:18,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:21:18,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1182304372, now seen corresponding path program 1 times [2024-11-14 10:21:18,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:21:18,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860771231] [2024-11-14 10:21:18,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:18,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:25,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3498 backedges. 217 proven. 2735 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-14 10:21:25,154 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:21:25,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860771231] [2024-11-14 10:21:25,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860771231] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:25,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [456265101] [2024-11-14 10:21:25,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:25,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:25,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 2338 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:21:25,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:21:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3498 backedges. 527 proven. 2425 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-14 10:21:29,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [456265101] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:29,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:21:29,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:21:29,819 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:21:29,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 42 treesize of output 22 [2024-11-14 10:21:30,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:21:30,031 INFO L85 PathProgramCache]: Analyzing trace with hash -619536706, now seen corresponding path program 1 times [2024-11-14 10:21:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:21:30,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969264485] [2024-11-14 10:21:30,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:30,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 217 proven. 2735 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-14 10:21:36,577 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:21:36,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969264485] [2024-11-14 10:21:36,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969264485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:36,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [712799365] [2024-11-14 10:21:36,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:36,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:36,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:21:36,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:21:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 527 proven. 2425 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-14 10:21:41,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [712799365] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:41,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:21:41,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:21:41,482 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:21:41,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:21:49,293 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:21:49,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:21:49,295 INFO L85 PathProgramCache]: Analyzing trace with hash -2025778466, now seen corresponding path program 1 times [2024-11-14 10:21:49,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:21:49,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987431775] [2024-11-14 10:21:49,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:49,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 217 proven. 2735 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-14 10:21:55,800 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:21:55,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987431775] [2024-11-14 10:21:55,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987431775] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:21:55,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [473072746] [2024-11-14 10:21:55,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:21:55,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:21:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:21:56,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 2351 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:21:56,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:00,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 527 proven. 2425 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-14 10:22:00,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [473072746] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:00,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:00,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:22:00,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:22:00,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:00,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1153217590, now seen corresponding path program 1 times [2024-11-14 10:22:00,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:00,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794032749] [2024-11-14 10:22:00,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:00,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:07,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 190 proven. 2754 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2024-11-14 10:22:07,102 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:22:07,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794032749] [2024-11-14 10:22:07,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794032749] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:07,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [555369514] [2024-11-14 10:22:07,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:07,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:07,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 2373 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:22:07,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 519 proven. 2425 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2024-11-14 10:22:11,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [555369514] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:11,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:11,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:22:12,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:22:12,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:22:13,541 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:22:13,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:13,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1554740902, now seen corresponding path program 1 times [2024-11-14 10:22:13,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:13,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104658662] [2024-11-14 10:22:13,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:13,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 212 proven. 2719 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2024-11-14 10:22:20,232 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:22:20,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104658662] [2024-11-14 10:22:20,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104658662] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:20,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1829706717] [2024-11-14 10:22:20,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:20,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:20,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 2423 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:22:20,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 506 proven. 2425 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2024-11-14 10:22:24,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1829706717] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:24,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:24,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:22:24,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:24,999 INFO L85 PathProgramCache]: Analyzing trace with hash 542301204, now seen corresponding path program 1 times [2024-11-14 10:22:24,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:24,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622953794] [2024-11-14 10:22:24,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:25,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 160 proven. 2749 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2024-11-14 10:22:31,771 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:22:31,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622953794] [2024-11-14 10:22:31,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622953794] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:31,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [147072296] [2024-11-14 10:22:31,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:31,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:32,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 2445 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:22:32,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:36,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 484 proven. 2425 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2024-11-14 10:22:36,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [147072296] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:36,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:36,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:22:36,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:22:36,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:36,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1111005498, now seen corresponding path program 1 times [2024-11-14 10:22:36,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:36,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227056658] [2024-11-14 10:22:36,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:36,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3603 backedges. 52 proven. 527 refuted. 0 times theorem prover too weak. 3024 trivial. 0 not checked. [2024-11-14 10:22:39,736 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:22:39,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227056658] [2024-11-14 10:22:39,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227056658] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:39,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [902154198] [2024-11-14 10:22:39,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:39,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:40,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 2543 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-14 10:22:40,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3603 backedges. 209 proven. 370 refuted. 0 times theorem prover too weak. 3024 trivial. 0 not checked. [2024-11-14 10:22:41,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [902154198] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:41,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:41,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 69 [2024-11-14 10:22:41,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:22:41,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-11-14 10:22:47,217 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:22:47,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:47,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1061715934, now seen corresponding path program 1 times [2024-11-14 10:22:47,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:47,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595006261] [2024-11-14 10:22:47,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:47,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3640 backedges. 52 proven. 464 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2024-11-14 10:22:50,470 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:22:50,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595006261] [2024-11-14 10:22:50,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595006261] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:50,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1061368462] [2024-11-14 10:22:50,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:50,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:22:50,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:22:50,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:22:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3640 backedges. 364 proven. 2425 refuted. 0 times theorem prover too weak. 851 trivial. 0 not checked. [2024-11-14 10:22:54,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1061368462] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:22:54,746 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:22:54,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 81] total 115 [2024-11-14 10:22:54,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:22:54,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:22:54,897 INFO L85 PathProgramCache]: Analyzing trace with hash -2004680258, now seen corresponding path program 1 times [2024-11-14 10:22:54,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:22:54,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713325211] [2024-11-14 10:22:54,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:22:54,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:22:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:23:02,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 135 proven. 2652 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-11-14 10:23:02,445 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:23:02,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713325211] [2024-11-14 10:23:02,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713325211] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:23:02,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1110519028] [2024-11-14 10:23:02,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:23:02,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:23:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:23:02,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 2718 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-14 10:23:02,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:23:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 362 proven. 2425 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-11-14 10:23:07,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1110519028] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:23:07,309 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:23:07,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81] total 157 [2024-11-14 10:23:07,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:23:07,310 INFO L85 PathProgramCache]: Analyzing trace with hash -2144950270, now seen corresponding path program 11 times [2024-11-14 10:23:07,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:23:07,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116800254] [2024-11-14 10:23:07,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:23:07,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:23:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:23:15,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 131 proven. 2634 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2024-11-14 10:23:15,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:23:15,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116800254] [2024-11-14 10:23:15,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116800254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:23:15,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818968253] [2024-11-14 10:23:15,137 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:23:15,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:23:15,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:23:15,140 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 10:23:15,140 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 Received shutdown request... [2024-11-14 10:28:44,292 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 10:28:44,292 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:28:44,292 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 10:28:45,361 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 10:28:45,495 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2024-11-14 10:28:45,496 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forcibly destroying the process [2024-11-14 10:28:45,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 137 [2024-11-14 10:28:45,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 137 [2024-11-14 10:28:45,611 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 10:28:45,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:28:45,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81] total 81 [2024-11-14 10:28:45,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000890292] [2024-11-14 10:28:45,611 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-14 10:28:45,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-11-14 10:28:45,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:28:45,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-11-14 10:28:45,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1086, Invalid=5394, Unknown=0, NotChecked=0, Total=6480 [2024-11-14 10:28:45,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:45,615 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:28:45,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 7.938271604938271) internal successors, (643), 81 states have internal predecessors, (643), 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 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 10:28:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:28:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 10:28:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-11-14 10:28:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:45,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89,SelfDestructingSolverStorable133,SelfDestructingSolverStorable134,SelfDestructingSolverStorable135,SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable130,SelfDestructingSolverStorable92,SelfDestructingSolverStorable131,SelfDestructingSolverStorable93,SelfDestructingSolverStorable132,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable126,SelfDestructingSolverStorable99,SelfDestructingSolverStorable127,SelfDestructingSolverStorable128,SelfDestructingSolverStorable129,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125,SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,SelfDestructingSolverStorable119,SelfDestructingSolverStorable115,SelfDestructingSolverStorable116,SelfDestructingSolverStorable117,SelfDestructingSolverStorable118,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113,SelfDestructingSolverStorable114 [2024-11-14 10:28:45,617 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-14 10:28:45,619 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 10:28:45,620 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 10:28:45,620 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 10:28:45,620 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 10:28:45,620 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 10:28:45,624 INFO L422 BasicCegarLoop]: Path program histogram: [11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 10:28:45,627 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 10:28:45,627 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 10:28:45,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 10:28:45 BasicIcfg [2024-11-14 10:28:45,630 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 10:28:45,631 INFO L158 Benchmark]: Toolchain (without parser) took 806645.98ms. Allocated memory was 100.7MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 71.9MB in the beginning and 935.2MB in the end (delta: -863.3MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2024-11-14 10:28:45,632 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:28:45,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.75ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 58.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 10:28:45,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.09ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:28:45,632 INFO L158 Benchmark]: Boogie Preprocessor took 50.97ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.7MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 10:28:45,632 INFO L158 Benchmark]: RCFGBuilder took 808.25ms. Allocated memory is still 100.7MB. Free memory was 54.5MB in the beginning and 55.9MB in the end (delta: -1.5MB). Peak memory consumption was 38.5MB. Max. memory is 8.0GB. [2024-11-14 10:28:45,633 INFO L158 Benchmark]: TraceAbstraction took 805451.21ms. Allocated memory was 100.7MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 55.4MB in the beginning and 935.2MB in the end (delta: -879.8MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2024-11-14 10:28:45,634 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 275.75ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 58.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.09ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 50.97ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.7MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 808.25ms. Allocated memory is still 100.7MB. Free memory was 54.5MB in the beginning and 55.9MB in the end (delta: -1.5MB). Peak memory consumption was 38.5MB. Max. memory is 8.0GB. * TraceAbstraction took 805451.21ms. Allocated memory was 100.7MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 55.4MB in the beginning and 935.2MB in the end (delta: -879.8MB). Peak memory consumption was 1.8GB. 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: 123972, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 16837, dependent conditional: 16817, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109302, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 2167, dependent conditional: 2147, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 109302, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 2167, dependent conditional: 2147, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 6131, dependent conditional: 6111, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 579, independent unconditional: 106556, dependent: 6131, dependent conditional: 943, dependent unconditional: 5188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 579, independent unconditional: 106556, dependent: 6131, dependent conditional: 943, dependent unconditional: 5188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2729, independent: 2675, independent conditional: 13, independent unconditional: 2662, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2729, independent: 2656, independent conditional: 0, independent unconditional: 2656, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2423, independent: 565, independent conditional: 303, independent unconditional: 262, dependent: 1858, dependent conditional: 999, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 65, Protected Queries: 0 ], Cache Queries: [ total: 113266, independent: 104460, independent conditional: 566, independent unconditional: 103894, dependent: 6077, dependent conditional: 909, dependent unconditional: 5168, unknown: 2729, unknown conditional: 47, unknown unconditional: 2682] , Statistics on independence cache: Total cache size (in pairs): 2729, Positive cache size: 2675, Positive conditional cache size: 13, Positive unconditional cache size: 2662, Negative cache size: 54, Negative conditional cache size: 34, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 108755, Maximal queried relation: 3, Independence queries for same thread: 14670, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 807, Number of trivial persistent sets: 488, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2989, independent: 2969, independent conditional: 0, independent unconditional: 2969, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 123972, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 16837, dependent conditional: 16817, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109302, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 2167, dependent conditional: 2147, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 109302, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 2167, dependent conditional: 2147, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 104166, independent unconditional: 2969, dependent: 6131, dependent conditional: 6111, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 579, independent unconditional: 106556, dependent: 6131, dependent conditional: 943, dependent unconditional: 5188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 113266, independent: 107135, independent conditional: 579, independent unconditional: 106556, dependent: 6131, dependent conditional: 943, dependent unconditional: 5188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2729, independent: 2675, independent conditional: 13, independent unconditional: 2662, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2729, independent: 2656, independent conditional: 0, independent unconditional: 2656, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 54, dependent conditional: 34, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2423, independent: 565, independent conditional: 303, independent unconditional: 262, dependent: 1858, dependent conditional: 999, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 65, Protected Queries: 0 ], Cache Queries: [ total: 113266, independent: 104460, independent conditional: 566, independent unconditional: 103894, dependent: 6077, dependent conditional: 909, dependent unconditional: 5168, unknown: 2729, unknown conditional: 47, unknown unconditional: 2682] , Statistics on independence cache: Total cache size (in pairs): 2729, Positive cache size: 2675, Positive conditional cache size: 13, Positive unconditional cache size: 2662, Negative cache size: 54, Negative conditional cache size: 34, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 108755, Maximal queried relation: 3, Independence queries for same thread: 14670 - TimeoutResultAtElement [Line: 154]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 145]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 144]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 146]: 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 9 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 805.2s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 15.9s, 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: 410, 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: 0.7s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 40.6s InterpolantComputationTime, 10832 NumberOfCodeBlocks, 10378 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 14697 ConstructedInterpolants, 862 QuantifiedInterpolants, 69799 SizeOfPredicates, 177 NumberOfNonLiveVariables, 9642 ConjunctsInSsa, 234 ConjunctsInUnsatCore, 31 InterpolantComputations, 5 PerfectInterpolantSequences, 11255/17698 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: 410.0s, ConditionCalculationTime: 153.5s, CommutingCounterexamples: 1, ConditionCalculations: 1208, TraceChecks: 65, UnknownTraceChecks: 0, ImperfectProofs: 57, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown