/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-bad-threaded-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 13:39:59,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 13:39:59,752 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 13:39:59,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 13:39:59,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 13:39:59,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 13:39:59,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 13:39:59,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 13:39:59,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 13:39:59,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 13:39:59,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 13:39:59,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 13:39:59,784 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 13:39:59,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 13:39:59,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 13:39:59,784 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 13:39:59,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 13:39:59,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 13:39:59,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:39:59,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 13:39:59,786 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 13:39:59,786 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 13:40:00,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 13:40:00,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 13:40:00,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 13:40:00,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 13:40:00,060 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 13:40:00,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2024-11-14 13:40:01,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 13:40:01,557 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 13:40:01,558 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2024-11-14 13:40:01,565 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/63e71fbbb/c243f936f1e44dfb9a16688f838dac37/FLAG74c88694d [2024-11-14 13:40:01,886 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/63e71fbbb/c243f936f1e44dfb9a16688f838dac37 [2024-11-14 13:40:01,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 13:40:01,889 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 13:40:01,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 13:40:01,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 13:40:01,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 13:40:01,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:40:01" (1/1) ... [2024-11-14 13:40:01,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e11fb30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:01, skipping insertion in model container [2024-11-14 13:40:01,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:40:01" (1/1) ... [2024-11-14 13:40:01,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 13:40:02,054 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2024-11-14 13:40:02,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:40:02,072 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 13:40:02,094 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c[2502,2515] [2024-11-14 13:40:02,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:40:02,115 INFO L204 MainTranslator]: Completed translation [2024-11-14 13:40:02,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02 WrapperNode [2024-11-14 13:40:02,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 13:40:02,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 13:40:02,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 13:40:02,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 13:40:02,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,143 INFO L138 Inliner]: procedures = 20, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-14 13:40:02,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 13:40:02,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 13:40:02,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 13:40:02,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 13:40:02,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 13:40:02,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 13:40:02,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 13:40:02,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 13:40:02,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (1/1) ... [2024-11-14 13:40:02,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:40:02,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:40:02,192 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 13:40:02,195 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 13:40:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 13:40:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 13:40:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 13:40:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 13:40:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 13:40:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 13:40:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 13:40:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 13:40:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 13:40:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 13:40:02,213 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 13:40:02,286 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 13:40:02,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 13:40:02,425 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 13:40:02,425 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 13:40:02,463 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 13:40:02,463 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-14 13:40:02,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:40:02 BoogieIcfgContainer [2024-11-14 13:40:02,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 13:40:02,465 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 13:40:02,465 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 13:40:02,470 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 13:40:02,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:40:01" (1/3) ... [2024-11-14 13:40:02,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7ef68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:40:02, skipping insertion in model container [2024-11-14 13:40:02,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:40:02" (2/3) ... [2024-11-14 13:40:02,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7ef68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:40:02, skipping insertion in model container [2024-11-14 13:40:02,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:40:02" (3/3) ... [2024-11-14 13:40:02,472 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-threaded-sum-2.wvr.c [2024-11-14 13:40:02,484 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 13:40:02,486 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-threaded-sum-2.wvr.c that has 3 procedures, 75 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-14 13:40:02,486 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 13:40:02,556 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 13:40:02,610 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:40:02,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 13:40:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:40:02,614 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 13:40:02,616 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 13:40:02,676 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 13:40:02,688 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 13:40:02,695 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;@3ad343db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:40:02,696 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 13:40:03,269 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:03,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:03,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1892045286, now seen corresponding path program 1 times [2024-11-14 13:40:03,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:03,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460800403] [2024-11-14 13:40:03,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:03,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:03,437 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 13:40:03,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:03,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460800403] [2024-11-14 13:40:03,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460800403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:40:03,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:40:03,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 13:40:03,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993553384] [2024-11-14 13:40:03,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:40:03,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 13:40:03,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:03,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 13:40:03,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 13:40:03,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:03,473 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:03,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 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 13:40:03,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:03,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:03,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 13:40:03,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:03,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:03,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1703718066, now seen corresponding path program 1 times [2024-11-14 13:40:03,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:03,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656792810] [2024-11-14 13:40:03,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:03,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:04,158 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 13:40:04,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:04,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656792810] [2024-11-14 13:40:04,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656792810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:40:04,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:40:04,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 13:40:04,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526236088] [2024-11-14 13:40:04,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:40:04,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 13:40:04,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:04,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 13:40:04,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 13:40:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:04,163 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:04,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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 13:40:04,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:04,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:04,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:04,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:04,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 13:40:04,312 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:04,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:04,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1768537275, now seen corresponding path program 1 times [2024-11-14 13:40:04,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:04,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745021576] [2024-11-14 13:40:04,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:04,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:06,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:06,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745021576] [2024-11-14 13:40:06,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745021576] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:40:06,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746426950] [2024-11-14 13:40:06,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:06,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:40:06,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:40:06,344 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 13:40:06,347 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 13:40:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:06,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-14 13:40:06,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:40:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:07,790 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:40:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:09,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [746426950] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:40:09,817 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:40:09,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 18] total 39 [2024-11-14 13:40:09,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484299077] [2024-11-14 13:40:09,818 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:40:09,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-14 13:40:09,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:09,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-14 13:40:09,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=1241, Unknown=0, NotChecked=0, Total=1482 [2024-11-14 13:40:09,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:09,820 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:09,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.153846153846154) internal successors, (162), 39 states have internal predecessors, (162), 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 13:40:09,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:09,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:09,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-14 13:40:14,058 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 13:40:14,241 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 13:40:14,242 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:14,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:14,242 INFO L85 PathProgramCache]: Analyzing trace with hash -2142391320, now seen corresponding path program 2 times [2024-11-14 13:40:14,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:14,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149914638] [2024-11-14 13:40:14,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:14,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:40:14,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:14,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149914638] [2024-11-14 13:40:14,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149914638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:40:14,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390005498] [2024-11-14 13:40:14,663 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:40:14,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:40:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:40:14,666 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 13:40:14,667 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 13:40:14,740 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 13:40:14,740 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:40:14,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 13:40:14,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:40:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-14 13:40:14,954 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:40:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 13:40:15,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390005498] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:40:15,039 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:40:15,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 5] total 15 [2024-11-14 13:40:15,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479669584] [2024-11-14 13:40:15,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:40:15,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-14 13:40:15,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:15,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-14 13:40:15,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2024-11-14 13:40:15,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:15,043 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:15,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.0) internal successors, (120), 15 states have internal predecessors, (120), 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 13:40:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-14 13:40:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-14 13:40:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:40:15,564 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 13:40:15,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:40:15,748 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:15,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:15,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1983969431, now seen corresponding path program 3 times [2024-11-14 13:40:15,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:15,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051126995] [2024-11-14 13:40:15,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-14 13:40:16,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:16,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051126995] [2024-11-14 13:40:16,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051126995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:40:16,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:40:16,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 13:40:16,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322274336] [2024-11-14 13:40:16,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:40:16,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 13:40:16,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:16,122 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 13:40:16,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 13:40:16,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:16,122 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:16,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 13:40:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-14 13:40:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:40:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:40:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:40:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:40:16,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 13:40:16,426 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:40:16,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:40:16,426 INFO L85 PathProgramCache]: Analyzing trace with hash 403885427, now seen corresponding path program 4 times [2024-11-14 13:40:16,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:40:16,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819582515] [2024-11-14 13:40:16,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:40:16,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:40:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:40:19,603 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:19,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:40:19,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819582515] [2024-11-14 13:40:19,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819582515] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:40:19,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124248679] [2024-11-14 13:40:19,604 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 13:40:19,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:40:19,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:40:19,606 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 13:40:19,608 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 13:40:20,181 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 13:40:20,182 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:40:20,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-14 13:40:20,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:40:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:22,186 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:40:59,395 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:40:59,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124248679] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:40:59,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:40:59,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 33, 32] total 80 [2024-11-14 13:40:59,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254871915] [2024-11-14 13:40:59,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:40:59,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2024-11-14 13:40:59,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:40:59,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2024-11-14 13:40:59,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=866, Invalid=5446, Unknown=8, NotChecked=0, Total=6320 [2024-11-14 13:40:59,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:59,401 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:40:59,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 3.025) internal successors, (242), 80 states have internal predecessors, (242), 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 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:40:59,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:42:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:42:22,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:42:22,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:42:22,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-14 13:42:22,416 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 13:42:22,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:22,604 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:42:22,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:22,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1560043680, now seen corresponding path program 5 times [2024-11-14 13:42:22,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:22,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690400247] [2024-11-14 13:42:22,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:22,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 52 proven. 72 refuted. 103 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-14 13:42:50,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:50,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690400247] [2024-11-14 13:42:50,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690400247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:42:50,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14952701] [2024-11-14 13:42:50,555 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 13:42:50,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:50,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:50,558 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 13:42:50,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 13:42:50,832 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2024-11-14 13:42:50,833 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:42:50,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:42:50,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:42:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 67 proven. 27 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-11-14 13:42:50,921 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:42:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-11-14 13:42:50,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14952701] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 13:42:50,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:42:50,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 6] total 11 [2024-11-14 13:42:50,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248468747] [2024-11-14 13:42:50,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:50,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 13:42:50,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:50,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 13:42:50,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=85, Unknown=1, NotChecked=0, Total=110 [2024-11-14 13:42:50,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:50,957 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:50,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 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 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-11-14 13:42:50,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:43:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-11-14 13:43:00,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:00,207 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 13:43:00,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:00,394 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 13:43:00,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:00,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1732447776, now seen corresponding path program 6 times [2024-11-14 13:43:00,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:00,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569759547] [2024-11-14 13:43:00,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:43:10,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:10,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569759547] [2024-11-14 13:43:10,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569759547] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:10,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959033310] [2024-11-14 13:43:10,659 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 13:43:10,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:10,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:10,661 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 13:43:10,662 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 13:43:10,947 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2024-11-14 13:43:10,948 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:10,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-11-14 13:43:10,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:43:42,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:46:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:46:09,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959033310] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:46:09,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:46:09,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 56, 55] total 149 [2024-11-14 13:46:09,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064329367] [2024-11-14 13:46:09,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:46:09,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 149 states [2024-11-14 13:46:09,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:46:09,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 149 interpolants. [2024-11-14 13:46:09,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2548, Invalid=19472, Unknown=32, NotChecked=0, Total=22052 [2024-11-14 13:46:09,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:46:09,794 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:46:09,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 149 states, 149 states have (on average 2.771812080536913) internal successors, (413), 149 states have internal predecessors, (413), 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 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:46:09,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:47:50,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:49:36,567 WARN L286 SmtUtils]: Spent 45.47s on a formula simplification. DAG size of input: 208 DAG size of output: 207 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:49:38,586 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse36 (* c_~T~0 4294967295)) (.cse37 (* c_~S~0 4294967295))) (let ((.cse34 (* c_~s~0 4294967295)) (.cse38 (mod (+ c_~s~0 2) 4294967296)) (.cse21 (mod (+ c_~m~0 2) 4294967296)) (.cse41 (mod (+ c_~m~0 3) 4294967296)) (.cse20 (mod (+ c_~S~0 c_~T~0) 4294967296)) (.cse40 (mod (+ c_~s~0 3) 4294967296)) (.cse39 (mod (+ c_~m~0 1) 4294967296)) (.cse35 (mod (+ .cse36 .cse37 4) 4294967296))) (let ((.cse3 (< 0 (mod (+ c_~t~0 4294967283) 4294967296))) (.cse6 (and (<= .cse35 (mod (+ .cse36 c_~m~0 8 .cse37) 4294967296)) (<= 4294967295 (+ .cse35 (mod (+ c_~m~0 4) 4294967296))))) (.cse18 (< 0 (mod (+ 4294967292 c_~t~0) 4294967296))) (.cse9 (< 0 (mod (+ c_~t~0 4294967288) 4294967296))) (.cse17 (and (<= 4294967295 (+ .cse35 .cse39)) (<= .cse35 (mod (+ .cse36 c_~m~0 5 .cse37) 4294967296)))) (.cse19 (< 0 .cse40)) (.cse15 (< 0 (mod (+ c_~t~0 4294967284) 4294967296))) (.cse14 (and (<= .cse35 (mod (+ .cse36 c_~m~0 9 .cse37) 4294967296)) (<= 4294967295 (+ .cse35 (mod (+ c_~m~0 5) 4294967296))))) (.cse27 (< 0 (mod (+ c_~t~0 4294967290) 4294967296))) (.cse25 (< 0 (mod (+ c_~t~0 4294967291) 4294967296))) (.cse26 (= .cse41 .cse20)) (.cse8 (< 0 (mod (+ c_~t~0 4294967285) 4294967296))) (.cse0 (< 0 (mod (+ c_~t~0 4294967286) 4294967296))) (.cse29 (and (<= 4294967295 (+ .cse35 .cse41)) (<= .cse35 (mod (+ .cse36 7 c_~m~0 .cse37) 4294967296)))) (.cse12 (< 0 (mod (+ c_~s~0 1) 4294967296))) (.cse10 (< 4294967294 (mod (+ .cse36 c_~m~0 .cse37 4) 4294967296))) (.cse5 (and (<= 4294967295 (+ .cse35 (mod (+ c_~m~0 6) 4294967296))) (<= .cse35 (mod (+ .cse36 c_~m~0 .cse37 10) 4294967296)))) (.cse1 (and (<= 4294967295 (+ .cse35 .cse21)) (<= .cse35 (mod (+ .cse36 c_~m~0 6 .cse37) 4294967296)))) (.cse16 (< 0 (mod (+ c_~t~0 4294967287) 4294967296))) (.cse7 (not (= .cse38 0))) (.cse11 (< 0 (mod (+ c_~t~0 4294967294) 4294967296))) (.cse28 (< 4294967294 (mod (+ .cse36 c_~m~0 3 .cse37) 4294967296))) (.cse32 (< 0 (mod (+ c_~t~0 4294967289) 4294967296))) (.cse2 (not (= 0 .cse40))) (.cse31 (< 0 (mod (+ c_~t~0 4294967293) 4294967296))) (.cse13 (= .cse39 .cse20)) (.cse22 (< 0 .cse38)) (.cse30 (< 0 (mod c_~t~0 4294967296))) (.cse23 (< 0 (mod c_thread1Thread1of1ForFork1_~cond~0 256))) (.cse24 (= (mod c_~m~0 4294967296) .cse20)) (.cse33 (< 0 (mod (+ 4294967282 c_~t~0) 4294967296))) (.cse4 (not (= (mod (+ 4294967294 .cse34) 4294967296) 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8) (or .cse9 .cse10 .cse2) (or .cse11 .cse12 .cse13) (or .cse3 .cse14 .cse2) (or .cse15 .cse6 .cse2) (or .cse16 .cse2 .cse17) (or .cse18 .cse19 .cse13) (or (= .cse20 .cse21) .cse18 .cse22) (or (< 0 (mod c_thread2Thread1of1ForFork0_~cond~1 256)) .cse23 .cse24) (or .cse9 .cse7 .cse17) (or .cse12 .cse25 .cse26) (or .cse24 .cse12 (< 0 (mod (+ c_~t~0 4294967295) 4294967296))) (or .cse27 .cse19 .cse26) (or .cse15 .cse7 .cse14) (or .cse28 .cse27 .cse7) (or .cse25 .cse22 .cse26) (or .cse11 .cse24 .cse12) (or .cse8 .cse2 .cse29) (or .cse30 .cse24 (< 0 (mod c_~s~0 4294967296))) (or .cse0 .cse7 .cse29) (or .cse12 .cse31 .cse13) (or .cse32 .cse10 .cse7) (or .cse33 (not (= (mod (+ .cse34 4294967293) 4294967296) 0)) .cse5) (or .cse1 .cse16 .cse7) (or .cse11 .cse24 .cse22) (or .cse28 .cse32 .cse2) (or .cse31 .cse13 .cse22) (or .cse30 .cse23 .cse24) (or .cse33 (and (<= 4294967295 (+ .cse35 (mod (+ 7 c_~m~0) 4294967296))) (<= .cse35 (mod (+ .cse36 c_~m~0 .cse37 11) 4294967296))) .cse4))))) is different from false [2024-11-14 13:51:16,875 WARN L286 SmtUtils]: Spent 42.33s on a formula simplification. DAG size of input: 212 DAG size of output: 211 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:51:18,884 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_~T~0 4294967295)) (.cse3 (* c_~S~0 4294967295)) (.cse10 (mod (+ c_~s~0 2) 4294967296))) (let ((.cse0 (not (= (mod (+ 4294967294 (* c_~s~0 4294967295)) 4294967296) 0))) (.cse5 (mod (+ c_~m~0 1) 4294967296)) (.cse8 (< 0 .cse10)) (.cse6 (mod (+ c_~S~0 c_~T~0) 4294967296)) (.cse9 (mod (+ c_~m~0 3) 4294967296)) (.cse7 (mod (+ c_~m~0 2) 4294967296)) (.cse1 (mod (+ .cse2 .cse3 4) 4294967296)) (.cse4 (not (= .cse10 0)))) (and (or (< 0 (mod (+ c_~t~0 4294967283) 4294967296)) .cse0 (and (<= 4294967295 (+ .cse1 (mod (+ c_~m~0 6) 4294967296))) (<= .cse1 (mod (+ .cse2 c_~m~0 .cse3 10) 4294967296)))) (or (and (<= .cse1 (mod (+ .cse2 c_~m~0 8 .cse3) 4294967296)) (<= 4294967295 (+ .cse1 (mod (+ c_~m~0 4) 4294967296)))) .cse4 (< 0 (mod (+ c_~t~0 4294967285) 4294967296))) (or (< 0 (mod (+ c_~t~0 4294967294) 4294967296)) (< 0 (mod (+ c_~s~0 1) 4294967296)) (= .cse5 .cse6)) (or (= .cse6 .cse7) (< 0 (mod (+ 4294967292 c_~t~0) 4294967296)) .cse8) (or (< 0 (mod (+ 4294967282 c_~t~0) 4294967296)) (and (<= 4294967295 (+ .cse1 (mod (+ 7 c_~m~0) 4294967296))) (<= .cse1 (mod (+ .cse2 c_~m~0 .cse3 11) 4294967296))) .cse0 (= (mod c_thread2Thread1of1ForFork0_~cond~1 256) 0)) (or (< 0 (mod (+ c_~t~0 4294967288) 4294967296)) .cse4 (and (<= 4294967295 (+ .cse1 .cse5)) (<= .cse1 (mod (+ .cse2 c_~m~0 5 .cse3) 4294967296)))) (or (< 0 (mod (+ c_~t~0 4294967284) 4294967296)) .cse4 (and (<= .cse1 (mod (+ .cse2 c_~m~0 9 .cse3) 4294967296)) (<= 4294967295 (+ .cse1 (mod (+ c_~m~0 5) 4294967296))))) (or (< 4294967294 (mod (+ .cse2 c_~m~0 3 .cse3) 4294967296)) (< 0 (mod (+ c_~t~0 4294967290) 4294967296)) .cse4) (or (< 0 (mod (+ c_~t~0 4294967291) 4294967296)) .cse8 (= .cse9 .cse6)) (or (< 0 (mod (+ c_~t~0 4294967286) 4294967296)) .cse4 (and (<= 4294967295 (+ .cse1 .cse9)) (<= .cse1 (mod (+ .cse2 7 c_~m~0 .cse3) 4294967296)))) (or (< 0 (mod (+ c_~t~0 4294967289) 4294967296)) (< 4294967294 (mod (+ .cse2 c_~m~0 .cse3 4) 4294967296)) .cse4) (or (and (<= 4294967295 (+ .cse1 .cse7)) (<= .cse1 (mod (+ .cse2 c_~m~0 6 .cse3) 4294967296))) (< 0 (mod (+ c_~t~0 4294967287) 4294967296)) .cse4)))) is different from false [2024-11-14 13:52:00,064 WARN L286 SmtUtils]: Spent 7.71s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:52:01,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 13:52:32,798 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:52:52,380 WARN L286 SmtUtils]: Spent 11.11s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 13:53:55,741 WARN L286 SmtUtils]: Spent 7.57s on a formula simplification that was a NOOP. DAG size: 160 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-11-14 13:54:16,567 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:54:16,567 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:54:16,567 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:54:17,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 13:54:17,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 13:54:17,768 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-11-14 13:54:17,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2024-11-14 13:54:17,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 13:54:17,779 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while executing Executor. [2024-11-14 13:54:17,781 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-14 13:54:17,781 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-14 13:54:17,781 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-14 13:54:17,785 INFO L422 BasicCegarLoop]: Path program histogram: [6, 1, 1] [2024-11-14 13:54:17,787 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 13:54:17,787 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 13:54:17,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 01:54:17 BasicIcfg [2024-11-14 13:54:17,790 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 13:54:17,790 INFO L158 Benchmark]: Toolchain (without parser) took 855900.82ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 73.2MB in the beginning and 809.6MB in the end (delta: -736.4MB). Peak memory consumption was 219.5MB. Max. memory is 8.0GB. [2024-11-14 13:54:17,790 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:54:17,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.02ms. Allocated memory is still 100.7MB. Free memory was 73.2MB in the beginning and 61.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 13:54:17,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.27ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 60.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:54:17,791 INFO L158 Benchmark]: Boogie Preprocessor took 19.11ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 59.4MB in the end (delta: 895.0kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 13:54:17,791 INFO L158 Benchmark]: RCFGBuilder took 300.22ms. Allocated memory is still 100.7MB. Free memory was 59.4MB in the beginning and 45.0MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 13:54:17,791 INFO L158 Benchmark]: TraceAbstraction took 855324.16ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 44.5MB in the beginning and 809.6MB in the end (delta: -765.2MB). Peak memory consumption was 190.2MB. Max. memory is 8.0GB. [2024-11-14 13:54:17,793 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.02ms. Allocated memory is still 100.7MB. Free memory was 73.2MB in the beginning and 61.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.27ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 60.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 19.11ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 59.4MB in the end (delta: 895.0kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 300.22ms. Allocated memory is still 100.7MB. Free memory was 59.4MB in the beginning and 45.0MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 855324.16ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 956.3MB). Free memory was 44.5MB in the beginning and 809.6MB in the end (delta: -765.2MB). Peak memory consumption was 190.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2402, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 491, dependent conditional: 482, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1969, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 58, dependent conditional: 49, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1969, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 58, dependent conditional: 49, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 183, dependent conditional: 174, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 14, independent unconditional: 1897, dependent: 183, dependent conditional: 78, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 14, independent unconditional: 1897, dependent: 183, dependent conditional: 78, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 480, independent: 445, independent conditional: 2, independent unconditional: 443, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 480, independent: 442, independent conditional: 0, independent unconditional: 442, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 38, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 937, independent: 87, independent conditional: 31, independent unconditional: 57, dependent: 850, dependent conditional: 434, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 2094, independent: 1466, independent conditional: 12, independent unconditional: 1454, dependent: 148, dependent conditional: 52, dependent unconditional: 96, unknown: 480, unknown conditional: 28, unknown unconditional: 452] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 445, Positive conditional cache size: 2, Positive unconditional cache size: 443, Negative cache size: 35, Negative conditional cache size: 26, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1522, Maximal queried relation: 5, Independence queries for same thread: 433, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 103, Number of trivial persistent sets: 88, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 480, independent: 471, independent conditional: 0, independent unconditional: 471, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2402, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 491, dependent conditional: 482, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1969, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 58, dependent conditional: 49, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1969, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 58, dependent conditional: 49, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 1440, independent unconditional: 471, dependent: 183, dependent conditional: 174, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 14, independent unconditional: 1897, dependent: 183, dependent conditional: 78, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2094, independent: 1911, independent conditional: 14, independent unconditional: 1897, dependent: 183, dependent conditional: 78, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 480, independent: 445, independent conditional: 2, independent unconditional: 443, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 480, independent: 442, independent conditional: 0, independent unconditional: 442, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 38, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 35, dependent conditional: 26, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 937, independent: 87, independent conditional: 31, independent unconditional: 57, dependent: 850, dependent conditional: 434, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 2094, independent: 1466, independent conditional: 12, independent unconditional: 1454, dependent: 148, dependent conditional: 52, dependent unconditional: 96, unknown: 480, unknown conditional: 28, unknown unconditional: 452] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 445, Positive conditional cache size: 2, Positive unconditional cache size: 443, Negative cache size: 35, Negative conditional cache size: 26, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1522, Maximal queried relation: 5, Independence queries for same thread: 433 - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 94 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 855.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 586.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 376, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 265.7s InterpolantComputationTime, 1373 NumberOfCodeBlocks, 1373 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1926 ConstructedInterpolants, 0 QuantifiedInterpolants, 26368 SizeOfPredicates, 65 NumberOfNonLiveVariables, 1078 ConjunctsInSsa, 197 ConjunctsInUnsatCore, 18 InterpolantComputations, 4 PerfectInterpolantSequences, 1488/3065 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown