/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/bench-exp2x9.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:56:04,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:56:04,121 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:56:04,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:56:04,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:56:04,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:56:04,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:56:04,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:56:04,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:56:04,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:56:04,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:56:04,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:56:04,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:56:04,142 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:56:04,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:56:04,143 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:56:04,143 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 [2024-11-15 22:56:04,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:56:04,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:56:04,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:56:04,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:56:04,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:56:04,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2024-11-15 22:56:05,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:56:05,680 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:56:05,681 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2024-11-15 22:56:05,691 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/10590e890/41a42aa0e01d40a2906a91747fc07bd5/FLAGdf1daa8d1 [2024-11-15 22:56:06,039 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/10590e890/41a42aa0e01d40a2906a91747fc07bd5 [2024-11-15 22:56:06,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:56:06,043 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:56:06,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:56:06,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:56:06,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:56:06,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ecc199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06, skipping insertion in model container [2024-11-15 22:56:06,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:56:06,172 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/bench-exp2x9.wvr.c[2721,2734] [2024-11-15 22:56:06,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:56:06,180 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:56:06,197 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/bench-exp2x9.wvr.c[2721,2734] [2024-11-15 22:56:06,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:56:06,207 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:56:06,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06 WrapperNode [2024-11-15 22:56:06,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:56:06,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:56:06,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:56:06,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:56:06,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,226 INFO L138 Inliner]: procedures = 19, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-15 22:56:06,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:56:06,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:56:06,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:56:06,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:56:06,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:56:06,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:56:06,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:56:06,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:56:06,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (1/1) ... [2024-11-15 22:56:06,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:56:06,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:56:06,267 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) [2024-11-15 22:56:06,270 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 [2024-11-15 22:56:06,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 22:56:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 22:56:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-15 22:56:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-15 22:56:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:56:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:56:06,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:56:06,289 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 22:56:06,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:56:06,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:56:06,516 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:56:06,516 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:56:06,527 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:56:06,527 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-15 22:56:06,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:56:06 BoogieIcfgContainer [2024-11-15 22:56:06,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:56:06,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:56:06,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:56:06,534 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:56:06,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:56:06" (1/3) ... [2024-11-15 22:56:06,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3cb162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:56:06, skipping insertion in model container [2024-11-15 22:56:06,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:06" (2/3) ... [2024-11-15 22:56:06,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3cb162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:56:06, skipping insertion in model container [2024-11-15 22:56:06,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:56:06" (3/3) ... [2024-11-15 22:56:06,537 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x9.wvr.c [2024-11-15 22:56:06,547 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:56:06,548 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG bench-exp2x9.wvr.c that has 5 procedures, 129 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-15 22:56:06,548 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:56:06,629 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-15 22:56:06,677 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:56:06,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:56:06,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:56:06,681 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) [2024-11-15 22:56:06,682 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 [2024-11-15 22:56:06,746 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:56:06,757 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:56:06,763 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;@25149acb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:56:06,764 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-15 22:56:07,166 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-15 22:56:07,167 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:07,167 INFO L132 ounterexampleChecker]: Examining path program with hash -791038612, occurence #1 [2024-11-15 22:56:07,167 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:07,167 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:07,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:07,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1105932597, now seen corresponding path program 1 times [2024-11-15 22:56:07,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:07,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119282161] [2024-11-15 22:56:07,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:07,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:56:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:07,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:56:07,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119282161] [2024-11-15 22:56:07,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119282161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:56:07,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:56:07,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:56:07,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511694648] [2024-11-15 22:56:07,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:56:07,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:56:07,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:56:07,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:56:07,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:56:07,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:07,415 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:56:07,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 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) [2024-11-15 22:56:07,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:07,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:07,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:56:07,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-15 22:56:07,469 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:07,469 INFO L132 ounterexampleChecker]: Examining path program with hash -885814317, occurence #1 [2024-11-15 22:56:07,469 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:07,469 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:07,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:07,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1899640150, now seen corresponding path program 1 times [2024-11-15 22:56:07,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:07,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89638526] [2024-11-15 22:56:07,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:07,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:56:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:08,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:56:08,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89638526] [2024-11-15 22:56:08,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89638526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:56:08,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:56:08,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:56:08,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103635421] [2024-11-15 22:56:08,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:56:08,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:56:08,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:56:08,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:56:08,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:56:08,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:08,087 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:56:08,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 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) [2024-11-15 22:56:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:08,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:08,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:56:08,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:56:08,288 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-15 22:56:08,288 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:08,289 INFO L132 ounterexampleChecker]: Examining path program with hash 1448335722, occurence #1 [2024-11-15 22:56:08,289 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:08,289 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:08,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:08,289 INFO L85 PathProgramCache]: Analyzing trace with hash -123160262, now seen corresponding path program 1 times [2024-11-15 22:56:08,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:08,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196893898] [2024-11-15 22:56:08,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:08,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:56:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:09,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:56:09,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196893898] [2024-11-15 22:56:09,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196893898] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:56:09,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490663052] [2024-11-15 22:56:09,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:09,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:56:09,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:56:09,300 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) [2024-11-15 22:56:09,302 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 [2024-11-15 22:56:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:09,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-15 22:56:09,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:56:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:28,094 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:56:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:31,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1490663052] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:56:31,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:56:31,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 54 [2024-11-15 22:56:31,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878225069] [2024-11-15 22:56:31,548 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:56:31,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-11-15 22:56:31,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:56:31,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-11-15 22:56:31,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=2653, Unknown=0, NotChecked=0, Total=2862 [2024-11-15 22:56:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:31,551 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:56:31,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 5.888888888888889) internal successors, (318), 54 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:56:31,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:31,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:56:31,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:40,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:56:43,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:56:48,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:56:58,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:57:00,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:57:17,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-15 22:57:32,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:57:32,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:57:32,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 22:57:33,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 22:57:33,197 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 [2024-11-15 22:57:33,197 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-15 22:57:33,197 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:57:33,198 INFO L132 ounterexampleChecker]: Examining path program with hash 1972116014, occurence #1 [2024-11-15 22:57:33,198 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:57:33,198 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:57:33,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:57:33,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1018319086, now seen corresponding path program 2 times [2024-11-15 22:57:33,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:57:33,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573979528] [2024-11-15 22:57:33,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:57:33,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:57:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:57:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 10 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:57:35,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:57:35,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573979528] [2024-11-15 22:57:35,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573979528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:57:35,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969603802] [2024-11-15 22:57:35,067 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 22:57:35,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:57:35,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:57:35,069 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) [2024-11-15 22:57:35,070 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 [2024-11-15 22:57:35,329 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 22:57:35,329 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:57:35,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-11-15 22:57:35,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-11-15 23:10:43,585 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 [2024-11-15 23:10:43,587 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 [2024-11-15 23:10:43,592 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 23:10:44,604 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 [2024-11-15 23:10:44,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 23:10:44,786 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 [2024-11-15 23:10:44,799 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 [2024-11-15 23:10:44,800 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-15 23:10:44,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 23:10:44,801 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2024-11-15 23:10:44,802 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-15 23:10:44,802 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-15 23:10:44,802 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-15 23:10:44,802 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-15 23:10:44,805 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 23:10:44,807 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 23:10:44,807 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 23:10:44,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:10:44 BasicIcfg [2024-11-15 23:10:44,809 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 23:10:44,810 INFO L158 Benchmark]: Toolchain (without parser) took 878767.31ms. Allocated memory was 100.7MB in the beginning and 314.6MB in the end (delta: 213.9MB). Free memory was 72.5MB in the beginning and 204.1MB in the end (delta: -131.6MB). Peak memory consumption was 83.1MB. Max. memory is 8.0GB. [2024-11-15 23:10:44,810 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:10:44,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164.05ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 60.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:10:44,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.30ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 59.1MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 23:10:44,810 INFO L158 Benchmark]: Boogie Preprocessor took 13.11ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:10:44,811 INFO L158 Benchmark]: RCFGBuilder took 287.10ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 43.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:10:44,811 INFO L158 Benchmark]: TraceAbstraction took 878280.49ms. Allocated memory was 100.7MB in the beginning and 314.6MB in the end (delta: 213.9MB). Free memory was 43.3MB in the beginning and 204.1MB in the end (delta: -160.9MB). Peak memory consumption was 53.8MB. Max. memory is 8.0GB. [2024-11-15 23:10:44,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 164.05ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 60.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.30ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 59.1MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.11ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 287.10ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 43.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 878280.49ms. Allocated memory was 100.7MB in the beginning and 314.6MB in the end (delta: 213.9MB). Free memory was 43.3MB in the beginning and 204.1MB in the end (delta: -160.9MB). Peak memory consumption was 53.8MB. 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: 14791, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 1640, dependent conditional: 1634, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 0, independent unconditional: 13151, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 0, independent unconditional: 13151, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3735, independent: 3729, independent conditional: 0, independent unconditional: 3729, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3735, independent: 3726, independent conditional: 0, independent unconditional: 3726, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 114, dependent conditional: 0, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 13157, independent: 9422, independent conditional: 0, independent unconditional: 9422, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3735, unknown conditional: 0, unknown unconditional: 3735] , Statistics on independence cache: Total cache size (in pairs): 3735, Positive cache size: 3729, Positive conditional cache size: 0, Positive unconditional cache size: 3729, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9100, Maximal queried relation: 0, Independence queries for same thread: 1634, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 195, Number of trivial persistent sets: 88, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4057, independent: 4051, independent conditional: 0, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14791, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 1640, dependent conditional: 1634, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 9100, independent unconditional: 4051, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 0, independent unconditional: 13151, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13157, independent: 13151, independent conditional: 0, independent unconditional: 13151, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3735, independent: 3729, independent conditional: 0, independent unconditional: 3729, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3735, independent: 3726, independent conditional: 0, independent unconditional: 3726, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 114, dependent conditional: 0, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 13157, independent: 9422, independent conditional: 0, independent unconditional: 9422, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3735, unknown conditional: 0, unknown unconditional: 3735] , Statistics on independence cache: Total cache size (in pairs): 3735, Positive cache size: 3729, Positive conditional cache size: 0, Positive unconditional cache size: 3729, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9100, Maximal queried relation: 0, Independence queries for same thread: 1634 - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 181 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 878.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 62.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, 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: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 23.1s InterpolantComputationTime, 614 NumberOfCodeBlocks, 614 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 778 ConstructedInterpolants, 0 QuantifiedInterpolants, 9075 SizeOfPredicates, 12 NumberOfNonLiveVariables, 364 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 0/75 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