/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 NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 13:51:40,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 13:51:40,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 13:51:40,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 13:51:40,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 13:51:40,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 13:51:40,452 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 13:51:40,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 13:51:40,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 13:51:40,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 13:51:40,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 13:51:40,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 13:51:40,455 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 13:51:40,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 13:51:40,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 13:51:40,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 13:51:40,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:51:40,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 13:51:40,458 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 13:51:40,458 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 -> NECESSARY_AND_SUFFICIENT [2024-11-14 13:51:40,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 13:51:40,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 13:51:40,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 13:51:40,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 13:51:40,734 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 13:51:40,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-11-14 13:51:41,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 13:51:42,223 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 13:51:42,223 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-11-14 13:51:42,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c3715d1f8/02b28d8b70d649d5a435a52650551a73/FLAG22071be58 [2024-11-14 13:51:42,554 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c3715d1f8/02b28d8b70d649d5a435a52650551a73 [2024-11-14 13:51:42,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 13:51:42,557 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 13:51:42,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 13:51:42,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 13:51:42,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 13:51:42,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b407447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42, skipping insertion in model container [2024-11-14 13:51:42,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,583 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 13:51:42,729 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-min-max-inc-dec.wvr.c[2888,2901] [2024-11-14 13:51:42,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:51:42,750 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 13:51:42,771 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-min-max-inc-dec.wvr.c[2888,2901] [2024-11-14 13:51:42,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:51:42,783 INFO L204 MainTranslator]: Completed translation [2024-11-14 13:51:42,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42 WrapperNode [2024-11-14 13:51:42,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 13:51:42,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 13:51:42,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 13:51:42,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 13:51:42,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,811 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 148 [2024-11-14 13:51:42,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 13:51:42,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 13:51:42,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 13:51:42,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 13:51:42,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 13:51:42,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 13:51:42,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 13:51:42,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 13:51:42,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (1/1) ... [2024-11-14 13:51:42,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:51:42,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:51:42,866 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 13:51:42,868 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 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 13:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 13:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 13:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 13:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 13:51:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 13:51:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-14 13:51:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-14 13:51:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 13:51:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 13:51:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 13:51:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 13:51:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 13:51:42,891 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 13:51:42,990 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 13:51:42,991 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 13:51:43,306 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 13:51:43,306 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 13:51:43,349 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 13:51:43,350 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-14 13:51:43,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:51:43 BoogieIcfgContainer [2024-11-14 13:51:43,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 13:51:43,352 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 13:51:43,352 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 13:51:43,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 13:51:43,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:51:42" (1/3) ... [2024-11-14 13:51:43,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26968511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:51:43, skipping insertion in model container [2024-11-14 13:51:43,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:51:42" (2/3) ... [2024-11-14 13:51:43,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26968511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:51:43, skipping insertion in model container [2024-11-14 13:51:43,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:51:43" (3/3) ... [2024-11-14 13:51:43,358 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc-dec.wvr.c [2024-11-14 13:51:43,370 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 13:51:43,371 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-min-max-inc-dec.wvr.c that has 6 procedures, 209 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-11-14 13:51:43,371 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 13:51:43,466 INFO L143 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-11-14 13:51:43,527 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:51:43,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 13:51:43,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:51:43,530 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 13:51:43,532 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 13:51:43,618 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 13:51:43,629 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 13:51:43,637 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;@45599ff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:51:43,637 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-14 13:51:46,036 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 3 more)] === [2024-11-14 13:51:46,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:46,042 INFO L85 PathProgramCache]: Analyzing trace with hash -946955521, now seen corresponding path program 1 times [2024-11-14 13:51:46,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:51:46,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261772753] [2024-11-14 13:51:46,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:46,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:46,523 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 13:51:46,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:51:46,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261772753] [2024-11-14 13:51:46,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261772753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:51:46,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:51:46,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 13:51:46,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073650692] [2024-11-14 13:51:46,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:51:46,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 13:51:46,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:51:46,552 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 13:51:46,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 13:51:46,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:46,554 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:51:46,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 97.5) internal successors, (195), 2 states have internal predecessors, (195), 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 13:51:46,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:47,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:47,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 13:51:47,006 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 3 more)] === [2024-11-14 13:51:47,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:47,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1057179655, now seen corresponding path program 1 times [2024-11-14 13:51:47,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:51:47,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032804094] [2024-11-14 13:51:47,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:47,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:48,047 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 13:51:48,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:51:48,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032804094] [2024-11-14 13:51:48,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032804094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:51:48,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:51:48,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 13:51:48,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201128835] [2024-11-14 13:51:48,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:51:48,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 13:51:48,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:51:48,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 13:51:48,053 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-14 13:51:48,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:48,056 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:51:48,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 7 states have internal predecessors, (190), 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 13:51:48,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:48,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:48,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:48,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:51:48,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 13:51:48,576 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 3 more)] === [2024-11-14 13:51:48,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:48,577 INFO L85 PathProgramCache]: Analyzing trace with hash 844529195, now seen corresponding path program 1 times [2024-11-14 13:51:48,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:51:48,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962974754] [2024-11-14 13:51:48,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:49,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:51:49,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962974754] [2024-11-14 13:51:49,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962974754] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:49,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610709683] [2024-11-14 13:51:49,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:49,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:51:49,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:51:49,545 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 13:51:49,546 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 13:51:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:49,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 13:51:49,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:51:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:50,372 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:51:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:50,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610709683] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:51:50,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:51:50,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-11-14 13:51:50,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456195755] [2024-11-14 13:51:50,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:51:50,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-14 13:51:50,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:51:50,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-14 13:51:50,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-14 13:51:50,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:50,780 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:51:50,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.625) internal successors, (423), 24 states have internal predecessors, (423), 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 13:51:50,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:50,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:51:50,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:51,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:51:51,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:51:51,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:51:51,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 13:51:51,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:51:51,754 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 3 more)] === [2024-11-14 13:51:51,793 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:51,794 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:51,794 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:51,794 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:51,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:51,796 INFO L85 PathProgramCache]: Analyzing trace with hash 924542683, now seen corresponding path program 1 times [2024-11-14 13:51:51,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:51:51,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836610629] [2024-11-14 13:51:51,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:51,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:52,429 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:51:52,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836610629] [2024-11-14 13:51:52,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836610629] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:52,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1588938790] [2024-11-14 13:51:52,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:52,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:52,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:51:52,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:51:53,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:53,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1588938790] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:53,267 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:51:53,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:51:53,281 WARN L331 ript$VariableManager]: TermVariable |v_thread1Thread1of1ForFork2_#t~mem2_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:53,281 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:53,282 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:53,282 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:53,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:53,283 INFO L85 PathProgramCache]: Analyzing trace with hash -575643245, now seen corresponding path program 1 times [2024-11-14 13:51:53,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:51:53,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400555800] [2024-11-14 13:51:53,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:53,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:53,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:53,827 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:51:53,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400555800] [2024-11-14 13:51:53,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400555800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:53,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2008737211] [2024-11-14 13:51:53,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:53,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:53,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:51:53,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:51:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:54,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2008737211] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:54,571 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:51:54,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:51:54,584 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:54,585 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:54,585 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:54,585 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem7#1_Out_2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:54,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:54,586 INFO L85 PathProgramCache]: Analyzing trace with hash -665076482, now seen corresponding path program 1 times [2024-11-14 13:51:54,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:51:54,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371053108] [2024-11-14 13:51:54,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:54,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:55,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:55,144 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:51:55,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371053108] [2024-11-14 13:51:55,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371053108] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:55,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [937728083] [2024-11-14 13:51:55,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:55,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:55,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:51:55,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:51:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:55,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [937728083] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:55,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:51:55,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:51:55,914 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:55,914 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:55,915 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:55,915 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:55,915 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:51:55,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:51:55,916 INFO L85 PathProgramCache]: Analyzing trace with hash 697249358, now seen corresponding path program 1 times [2024-11-14 13:51:55,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:51:55,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022539766] [2024-11-14 13:51:55,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:55,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:51:58,285 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:51:58,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022539766] [2024-11-14 13:51:58,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022539766] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:51:58,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1140691964] [2024-11-14 13:51:58,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:51:58,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:51:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:51:58,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 13:51:58,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:01,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1140691964] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:01,812 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:01,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 44] total 88 [2024-11-14 13:52:01,824 WARN L331 ript$VariableManager]: TermVariable |v_thread1Thread1of1ForFork2_#t~mem2_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:01,824 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:01,824 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:01,824 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:01,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:01,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1868702596, now seen corresponding path program 1 times [2024-11-14 13:52:01,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:01,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042819245] [2024-11-14 13:52:01,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:01,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:02,291 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:02,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042819245] [2024-11-14 13:52:02,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042819245] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:02,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2088996258] [2024-11-14 13:52:02,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:02,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:02,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:02,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:02,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2088996258] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:02,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:02,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:02,791 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:02,791 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:02,791 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:02,791 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:02,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:02,792 INFO L85 PathProgramCache]: Analyzing trace with hash -2095210969, now seen corresponding path program 1 times [2024-11-14 13:52:02,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:02,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138108867] [2024-11-14 13:52:02,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:02,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:03,218 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:03,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138108867] [2024-11-14 13:52:03,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138108867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:03,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1163863391] [2024-11-14 13:52:03,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:03,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:03,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:03,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:03,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1163863391] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:03,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:03,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:03,712 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:03,712 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:03,712 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:03,712 WARN L331 ript$VariableManager]: TermVariable |v_thread1Thread1of1ForFork2_#t~mem2_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:03,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:03,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1871089755, now seen corresponding path program 1 times [2024-11-14 13:52:03,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:03,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307383494] [2024-11-14 13:52:03,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:03,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:04,164 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:04,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307383494] [2024-11-14 13:52:04,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307383494] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:04,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1635360785] [2024-11-14 13:52:04,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:04,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:04,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:04,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:04,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1635360785] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:04,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:04,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:04,812 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~post9#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:04,812 WARN L331 ript$VariableManager]: TermVariable |v_thread3Thread1of1ForFork1_#t~mem8#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:04,812 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:04,812 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:04,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:04,814 INFO L85 PathProgramCache]: Analyzing trace with hash -448512, now seen corresponding path program 1 times [2024-11-14 13:52:04,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:04,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577848714] [2024-11-14 13:52:04,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:04,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:05,296 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:05,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577848714] [2024-11-14 13:52:05,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577848714] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:05,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1148578360] [2024-11-14 13:52:05,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:05,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:05,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:05,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:05,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1148578360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:05,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:05,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:05,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:05,802 INFO L85 PathProgramCache]: Analyzing trace with hash 501740125, now seen corresponding path program 2 times [2024-11-14 13:52:05,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:52:05,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901967901] [2024-11-14 13:52:05,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:05,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:06,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:52:06,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901967901] [2024-11-14 13:52:06,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901967901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:06,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55411412] [2024-11-14 13:52:06,241 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:52:06,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:52:06,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:52:06,244 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 13:52:06,248 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 13:52:06,468 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 13:52:06,468 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:52:06,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 13:52:06,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:07,294 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 13:52:07,294 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:52:07,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55411412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:52:07,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:52:07,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [15] total 36 [2024-11-14 13:52:07,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605663961] [2024-11-14 13:52:07,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:52:07,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 13:52:07,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:52:07,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 13:52:07,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1151, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 13:52:07,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:07,297 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:52:07,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 19.0) internal successors, (437), 23 states have internal predecessors, (437), 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 13:52:07,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:07,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:07,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:07,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:07,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-14 13:52:08,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-14 13:52:08,003 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 3 more)] === [2024-11-14 13:52:08,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:08,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1222541243, now seen corresponding path program 3 times [2024-11-14 13:52:08,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:52:08,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656121815] [2024-11-14 13:52:08,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:08,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:08,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:52:08,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656121815] [2024-11-14 13:52:08,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656121815] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:08,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886986768] [2024-11-14 13:52:08,532 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:52:08,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:52:08,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:52:08,535 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 13:52:08,536 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 13:52:08,731 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-14 13:52:08,731 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:52:08,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-14 13:52:08,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:08,920 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-14 13:52:08,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 22 [2024-11-14 13:52:09,218 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-14 13:52:09,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 28 [2024-11-14 13:52:09,290 INFO L349 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2024-11-14 13:52:09,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 33 [2024-11-14 13:52:09,981 INFO L349 Elim1Store]: treesize reduction 27, result has 51.8 percent of original size [2024-11-14 13:52:09,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 59 [2024-11-14 13:52:12,999 INFO L349 Elim1Store]: treesize reduction 10, result has 91.6 percent of original size [2024-11-14 13:52:13,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 145 [2024-11-14 13:52:14,692 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:52:14,692 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:52:14,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886986768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:52:14,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:52:14,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [15] total 64 [2024-11-14 13:52:14,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318060333] [2024-11-14 13:52:14,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:52:14,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-14 13:52:14,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:52:14,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-14 13:52:14,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=3850, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 13:52:14,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:14,696 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:52:14,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.0) internal successors, (357), 51 states have internal predecessors, (357), 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 13:52:14,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:14,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:14,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:14,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:14,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:53,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 380 states. [2024-11-14 13:52:53,028 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 13:52:53,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:52:53,214 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 3 more)] === [2024-11-14 13:52:53,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:53,215 INFO L85 PathProgramCache]: Analyzing trace with hash 2041165778, now seen corresponding path program 1 times [2024-11-14 13:52:53,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:52:53,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878435082] [2024-11-14 13:52:53,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:55,740 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 79 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:55,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:52:55,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878435082] [2024-11-14 13:52:55,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878435082] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:55,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327400152] [2024-11-14 13:52:55,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:55,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:52:55,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:52:55,743 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 13:52:55,744 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 13:52:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:55,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:55,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:52:56,643 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:52:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:52:57,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [327400152] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:52:57,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:52:57,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 15, 15] total 83 [2024-11-14 13:52:57,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770566337] [2024-11-14 13:52:57,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:52:57,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-11-14 13:52:57,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:52:57,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-11-14 13:52:57,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=506, Invalid=6300, Unknown=0, NotChecked=0, Total=6806 [2024-11-14 13:52:57,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:57,245 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:52:57,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 10.481927710843374) internal successors, (870), 83 states have internal predecessors, (870), 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 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 380 states. [2024-11-14 13:52:57,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 380 states. [2024-11-14 13:52:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 13:52:58,083 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 13:52:58,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:52:58,270 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 3 more)] === [2024-11-14 13:52:58,281 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:58,282 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:58,282 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:58,282 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:58,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:58,283 INFO L85 PathProgramCache]: Analyzing trace with hash -615355744, now seen corresponding path program 1 times [2024-11-14 13:52:58,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:58,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104427993] [2024-11-14 13:52:58,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:58,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:58,565 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:58,565 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:58,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104427993] [2024-11-14 13:52:58,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104427993] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:58,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [208702908] [2024-11-14 13:52:58,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:58,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:58,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:58,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:52:59,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [208702908] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:59,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:59,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:59,139 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,140 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,140 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,140 WARN L331 ript$VariableManager]: TermVariable |v_thread1Thread1of1ForFork2_#t~mem2_Out_8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:59,140 INFO L85 PathProgramCache]: Analyzing trace with hash -620118081, now seen corresponding path program 1 times [2024-11-14 13:52:59,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:59,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207240663] [2024-11-14 13:52:59,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:59,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:52:59,436 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:52:59,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207240663] [2024-11-14 13:52:59,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207240663] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:59,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1105454749] [2024-11-14 13:52:59,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:59,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:52:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:52:59,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:52:59,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:52:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:52:59,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1105454749] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:52:59,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:52:59,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:52:59,984 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,984 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,984 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,984 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:52:59,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:52:59,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2043798918, now seen corresponding path program 1 times [2024-11-14 13:52:59,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:52:59,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901195591] [2024-11-14 13:52:59,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:52:59,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:00,361 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:53:00,362 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:53:00,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901195591] [2024-11-14 13:53:00,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901195591] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:00,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1243945908] [2024-11-14 13:53:00,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:00,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:00,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:53:00,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:53:00,859 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:53:00,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1243945908] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:00,859 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:53:00,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:53:00,871 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:00,871 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:00,871 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:00,871 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:00,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:53:00,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1722405987, now seen corresponding path program 1 times [2024-11-14 13:53:00,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:53:00,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341680351] [2024-11-14 13:53:00,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:00,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-14 13:53:01,291 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:53:01,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341680351] [2024-11-14 13:53:01,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341680351] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:01,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1866310538] [2024-11-14 13:53:01,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:01,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:01,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:53:01,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:53:01,827 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-14 13:53:01,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1866310538] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:01,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:53:01,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:53:01,840 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:01,841 WARN L331 ript$VariableManager]: TermVariable |v_thread2Thread1of1ForFork4_#t~mem5_Out_14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:01,841 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:01,841 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:01,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:53:01,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1461141976, now seen corresponding path program 1 times [2024-11-14 13:53:01,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:53:01,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721723819] [2024-11-14 13:53:01,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:01,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-14 13:53:02,170 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:53:02,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721723819] [2024-11-14 13:53:02,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721723819] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:02,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [405766174] [2024-11-14 13:53:02,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:02,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:02,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:53:02,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:53:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-14 13:53:02,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [405766174] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:02,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:53:02,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:53:02,739 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~mem12#1_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:02,739 WARN L331 ript$VariableManager]: TermVariable |v_#memory_int_Out_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:02,739 WARN L331 ript$VariableManager]: TermVariable |v_thread4Thread1of1ForFork3_#t~post13#1_Out_18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:02,739 WARN L331 ript$VariableManager]: TermVariable |v_thread1Thread1of1ForFork2_#t~mem2_Out_10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:53:02,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:53:02,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1470676061, now seen corresponding path program 1 times [2024-11-14 13:53:02,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:53:02,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153985219] [2024-11-14 13:53:02,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:02,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:53:03,081 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:53:03,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153985219] [2024-11-14 13:53:03,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153985219] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:03,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1749406816] [2024-11-14 13:53:03,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:03,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:03,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:53:03,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:53:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 10 proven. 107 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:53:03,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1749406816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:03,693 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:53:03,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 13:53:03,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:53:03,694 INFO L85 PathProgramCache]: Analyzing trace with hash -961615996, now seen corresponding path program 2 times [2024-11-14 13:53:03,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:53:03,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515857278] [2024-11-14 13:53:03,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:53:03,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:53:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:53:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-14 13:53:04,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:53:04,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515857278] [2024-11-14 13:53:04,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515857278] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:53:04,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872899899] [2024-11-14 13:53:04,258 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:53:04,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:53:04,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:53:04,261 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 13:53:04,261 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 13:53:04,460 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 13:53:04,460 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:53:04,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:53:04,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:53:04,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-14 13:53:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-14 13:53:04,906 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:53:04,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872899899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:53:04,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:53:04,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [15] total 23 [2024-11-14 13:53:04,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082323979] [2024-11-14 13:53:04,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:53:04,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 13:53:04,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:53:04,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 13:53:04,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2024-11-14 13:53:04,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:53:04,908 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:53:04,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 19.8) internal successors, (198), 10 states have internal predecessors, (198), 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 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 380 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 13:53:04,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:57:17,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 13:59:44,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 13:59:49,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0]