/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 04:40:59,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 04:40:59,960 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 04:40:59,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 04:40:59,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 04:40:59,992 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 04:40:59,993 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 04:40:59,993 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 04:40:59,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 04:40:59,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 04:40:59,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 04:40:59,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 04:40:59,997 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 04:40:59,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 04:40:59,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 04:41:00,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 04:41:00,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 04:41:00,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 04:41:00,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 04:41:00,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 04:41:00,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 04:41:00,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 04:41:00,005 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 04:41:00,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 04:41:00,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 04:41:00,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 04:41:00,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 04:41:00,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 04:41:00,007 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 04:41:00,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 04:41:00,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 04:41:00,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 04:41:00,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 04:41:00,231 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 04:41:00,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i [2024-04-05 04:41:01,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 04:41:01,471 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 04:41:01,472 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i [2024-04-05 04:41:01,485 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e1196a033/4cc4b8d24d2d4ffc9df4030df8a09a0a/FLAG3217b67a2 [2024-04-05 04:41:01,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e1196a033/4cc4b8d24d2d4ffc9df4030df8a09a0a [2024-04-05 04:41:01,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 04:41:01,498 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 04:41:01,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 04:41:01,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 04:41:01,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 04:41:01,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33645522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01, skipping insertion in model container [2024-04-05 04:41:01,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,563 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 04:41:01,665 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i[949,962] [2024-04-05 04:41:01,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 04:41:01,832 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 04:41:01,843 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i[949,962] [2024-04-05 04:41:01,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 04:41:01,919 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 04:41:01,919 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 04:41:01,924 INFO L206 MainTranslator]: Completed translation [2024-04-05 04:41:01,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01 WrapperNode [2024-04-05 04:41:01,925 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 04:41:01,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 04:41:01,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 04:41:01,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 04:41:01,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,962 INFO L138 Inliner]: procedures = 177, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 183 [2024-04-05 04:41:01,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 04:41:01,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 04:41:01,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 04:41:01,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 04:41:01,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:01,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 04:41:02,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 04:41:02,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 04:41:02,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 04:41:02,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (1/1) ... [2024-04-05 04:41:02,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 04:41:02,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 04:41:02,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 04:41:02,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 04:41:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 04:41:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 04:41:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 04:41:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 04:41:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 04:41:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 04:41:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-04-05 04:41:02,136 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-04-05 04:41:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-04-05 04:41:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-04-05 04:41:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-04-05 04:41:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-04-05 04:41:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-04-05 04:41:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-04-05 04:41:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 04:41:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 04:41:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 04:41:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 04:41:02,139 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 04:41:02,293 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 04:41:02,298 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 04:41:02,754 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 04:41:02,969 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 04:41:02,969 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-05 04:41:02,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:41:02 BoogieIcfgContainer [2024-04-05 04:41:02,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 04:41:02,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 04:41:02,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 04:41:02,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 04:41:02,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 04:41:01" (1/3) ... [2024-04-05 04:41:02,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4f79aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 04:41:02, skipping insertion in model container [2024-04-05 04:41:02,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:41:01" (2/3) ... [2024-04-05 04:41:02,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4f79aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 04:41:02, skipping insertion in model container [2024-04-05 04:41:02,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:41:02" (3/3) ... [2024-04-05 04:41:02,978 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_rmo.opt.i [2024-04-05 04:41:02,986 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 04:41:02,993 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 04:41:02,993 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 04:41:02,994 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 04:41:03,055 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 04:41:03,093 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 04:41:03,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 04:41:03,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 04:41:03,096 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 04:41:03,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 04:41:03,127 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 04:41:03,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:03,137 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 04:41:03,143 INFO L357 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, mHoare=true, 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;@1225cf38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 04:41:03,143 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 04:41:03,238 INFO L420 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)] === [2024-04-05 04:41:03,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:03,241 INFO L85 PathProgramCache]: Analyzing trace with hash -291870980, now seen corresponding path program 1 times [2024-04-05 04:41:03,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:03,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759120875] [2024-04-05 04:41:03,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:03,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:03,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:03,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:03,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759120875] [2024-04-05 04:41:03,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759120875] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:03,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:03,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 04:41:03,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665064404] [2024-04-05 04:41:03,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:03,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 04:41:03,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:03,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 04:41:03,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 04:41:03,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:03,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:03,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 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) [2024-04-05 04:41:03,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:03,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:03,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 04:41:03,650 INFO L420 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)] === [2024-04-05 04:41:03,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:03,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1114170227, now seen corresponding path program 1 times [2024-04-05 04:41:03,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:03,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915194220] [2024-04-05 04:41:03,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:03,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:04,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:04,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915194220] [2024-04-05 04:41:04,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915194220] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:04,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:04,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 04:41:04,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220144234] [2024-04-05 04:41:04,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:04,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 04:41:04,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:04,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 04:41:04,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 04:41:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:04,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:04,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 6 states have internal predecessors, (117), 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) [2024-04-05 04:41:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:04,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:04,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:04,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 04:41:04,727 INFO L420 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)] === [2024-04-05 04:41:04,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:04,734 INFO L85 PathProgramCache]: Analyzing trace with hash -33855154, now seen corresponding path program 1 times [2024-04-05 04:41:04,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:04,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140503651] [2024-04-05 04:41:04,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:04,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:05,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:05,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140503651] [2024-04-05 04:41:05,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140503651] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:05,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:05,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 04:41:05,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685590855] [2024-04-05 04:41:05,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:05,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 04:41:05,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:05,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 04:41:05,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-04-05 04:41:05,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:05,215 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:05,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.222222222222221) internal successors, (119), 9 states have internal predecessors, (119), 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) [2024-04-05 04:41:05,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:05,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:05,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:05,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:05,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:05,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 04:41:05,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 04:41:05,382 INFO L420 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)] === [2024-04-05 04:41:05,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:05,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1077392319, now seen corresponding path program 1 times [2024-04-05 04:41:05,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:05,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217667618] [2024-04-05 04:41:05,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:05,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:07,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:07,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217667618] [2024-04-05 04:41:07,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217667618] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:07,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:07,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-04-05 04:41:07,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976398202] [2024-04-05 04:41:07,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:07,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 04:41:07,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:07,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 04:41:07,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2024-04-05 04:41:07,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:07,994 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:07,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.1) internal successors, (122), 20 states have internal predecessors, (122), 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) [2024-04-05 04:41:07,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:07,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:07,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 04:41:07,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:09,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1119690329, now seen corresponding path program 1 times [2024-04-05 04:41:09,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:09,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:09,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:09,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:10,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:10,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-05 04:41:10,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-04-05 04:41:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 04:41:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 04:41:13,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5 [2024-04-05 04:41:13,663 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 04:41:13,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:13,663 INFO L85 PathProgramCache]: Analyzing trace with hash -2032780885, now seen corresponding path program 2 times [2024-04-05 04:41:13,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:13,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550147053] [2024-04-05 04:41:13,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:13,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:13,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:13,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550147053] [2024-04-05 04:41:13,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550147053] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:13,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:13,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 04:41:13,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322294940] [2024-04-05 04:41:13,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:13,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 04:41:13,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:13,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 04:41:13,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-04-05 04:41:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:13,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:13,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 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) [2024-04-05 04:41:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 04:41:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 04:41:13,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:40,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 04:41:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 04:41:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 04:41:40,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-05 04:41:40,091 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 04:41:40,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:41:40,091 INFO L85 PathProgramCache]: Analyzing trace with hash 247656253, now seen corresponding path program 3 times [2024-04-05 04:41:40,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:41:40,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009772642] [2024-04-05 04:41:40,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:41:40,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:41:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:41:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:41:40,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:41:40,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009772642] [2024-04-05 04:41:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009772642] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 04:41:40,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 04:41:40,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 04:41:40,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909579790] [2024-04-05 04:41:40,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 04:41:40,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 04:41:40,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:41:40,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 04:41:40,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-04-05 04:41:40,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:40,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:41:40,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 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) [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 04:41:40,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:46:52,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2024-04-05 04:46:52,951 INFO L85 PathProgramCache]: Analyzing trace with hash 405596978, now seen corresponding path program 1 times [2024-04-05 04:46:52,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:46:52,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:46:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 04:46:52,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 04:46:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 04:52:34,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-04-05 04:52:34,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1713352093, now seen corresponding path program 1 times [2024-04-05 04:52:34,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:52:34,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:52:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 04:52:34,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 04:52:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-04-05 04:54:44,655 WARN L235 SmtUtils]: Removed 2 from assertion stack [2024-04-05 04:54:44,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable9 [2024-04-05 04:54:44,656 WARN L619 AbstractCegarLoop]: Verification canceled: while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. [2024-04-05 04:54:44,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 04:54:44,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 04:54:44,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 04:54:44,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-05 04:54:44,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-05 04:54:44,661 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1] [2024-04-05 04:54:44,665 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 04:54:44,665 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 04:54:44,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 04:54:44 BasicIcfg [2024-04-05 04:54:44,667 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 04:54:44,667 INFO L158 Benchmark]: Toolchain (without parser) took 823169.96ms. Allocated memory was 160.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 88.1MB in the beginning and 905.3MB in the end (delta: -817.3MB). Peak memory consumption was 801.6MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,668 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 04:54:44,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.50ms. Allocated memory is still 160.4MB. Free memory was 87.9MB in the beginning and 62.1MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.75ms. Allocated memory is still 160.4MB. Free memory was 62.1MB in the beginning and 59.3MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,670 INFO L158 Benchmark]: Boogie Preprocessor took 84.83ms. Allocated memory was 160.4MB in the beginning and 271.6MB in the end (delta: 111.1MB). Free memory was 59.3MB in the beginning and 239.5MB in the end (delta: -180.2MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,670 INFO L158 Benchmark]: RCFGBuilder took 923.08ms. Allocated memory is still 271.6MB. Free memory was 239.5MB in the beginning and 157.7MB in the end (delta: 81.8MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,670 INFO L158 Benchmark]: TraceAbstraction took 821694.34ms. Allocated memory was 271.6MB in the beginning and 1.2GB in the end (delta: 951.1MB). Free memory was 156.1MB in the beginning and 905.3MB in the end (delta: -749.2MB). Peak memory consumption was 758.5MB. Max. memory is 8.0GB. [2024-04-05 04:54:44,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 426.50ms. Allocated memory is still 160.4MB. Free memory was 87.9MB in the beginning and 62.1MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.75ms. Allocated memory is still 160.4MB. Free memory was 62.1MB in the beginning and 59.3MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 84.83ms. Allocated memory was 160.4MB in the beginning and 271.6MB in the end (delta: 111.1MB). Free memory was 59.3MB in the beginning and 239.5MB in the end (delta: -180.2MB). Peak memory consumption was 10.6MB. Max. memory is 8.0GB. * RCFGBuilder took 923.08ms. Allocated memory is still 271.6MB. Free memory was 239.5MB in the beginning and 157.7MB in the end (delta: 81.8MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. * TraceAbstraction took 821694.34ms. Allocated memory was 271.6MB in the beginning and 1.2GB in the end (delta: 951.1MB). Free memory was 156.1MB in the beginning and 905.3MB in the end (delta: -749.2MB). Peak memory consumption was 758.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 600617, independent: 592466, independent conditional: 592256, independent unconditional: 210, dependent: 8151, dependent conditional: 8147, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 599717, independent: 592466, independent conditional: 592256, independent unconditional: 210, dependent: 7251, dependent conditional: 7250, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 599717, independent: 592466, independent conditional: 592256, independent unconditional: 210, dependent: 7251, dependent conditional: 7250, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 599717, independent: 592466, independent conditional: 592256, independent unconditional: 210, dependent: 7251, dependent conditional: 7250, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 45208, independent unconditional: 547258, dependent: 81959, dependent conditional: 53497, dependent unconditional: 28462, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 37593, independent unconditional: 554873, dependent: 81959, dependent conditional: 11521, dependent unconditional: 70438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 37593, independent unconditional: 554873, dependent: 81959, dependent conditional: 11521, dependent unconditional: 70438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 959, independent: 896, independent conditional: 54, independent unconditional: 842, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 959, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 92, dependent conditional: 0, dependent unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 92, independent: 29, independent conditional: 25, independent unconditional: 4, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, independent: 29, independent conditional: 25, independent unconditional: 4, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 731, independent: 153, independent conditional: 150, independent unconditional: 3, dependent: 578, dependent conditional: 294, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 674425, independent: 591570, independent conditional: 37539, independent unconditional: 554031, dependent: 81896, dependent conditional: 11487, dependent unconditional: 70409, unknown: 959, unknown conditional: 88, unknown unconditional: 871] , Statistics on independence cache: Total cache size (in pairs): 959, Positive cache size: 896, Positive conditional cache size: 54, Positive unconditional cache size: 842, Negative cache size: 63, Negative conditional cache size: 34, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 49591, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 45208, independent unconditional: 547258, dependent: 81959, dependent conditional: 53497, dependent unconditional: 28462, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 37593, independent unconditional: 554873, dependent: 81959, dependent conditional: 11521, dependent unconditional: 70438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 674425, independent: 592466, independent conditional: 37593, independent unconditional: 554873, dependent: 81959, dependent conditional: 11521, dependent unconditional: 70438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 959, independent: 896, independent conditional: 54, independent unconditional: 842, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 959, independent: 867, independent conditional: 0, independent unconditional: 867, dependent: 92, dependent conditional: 0, dependent unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 92, independent: 29, independent conditional: 25, independent unconditional: 4, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, independent: 29, independent conditional: 25, independent unconditional: 4, dependent: 63, dependent conditional: 34, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 731, independent: 153, independent conditional: 150, independent unconditional: 3, dependent: 578, dependent conditional: 294, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 674425, independent: 591570, independent conditional: 37539, independent unconditional: 554031, dependent: 81896, dependent conditional: 11487, dependent unconditional: 70409, unknown: 959, unknown conditional: 88, unknown unconditional: 871] , Statistics on independence cache: Total cache size (in pairs): 959, Positive cache size: 896, Positive conditional cache size: 54, Positive unconditional cache size: 842, Negative cache size: 63, Negative conditional cache size: 34, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 49591 ], Independence queries for same thread: 900 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. - TimeoutResultAtElement [Line: 865]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. - TimeoutResultAtElement [Line: 861]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. - TimeoutResultAtElement [Line: 863]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 6 for 7ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 180 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 821.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 816.7s, 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: 65, 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, 0.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 720 NumberOfCodeBlocks, 720 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 714 ConstructedInterpolants, 0 QuantifiedInterpolants, 3241 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-04-05 04:54:44,676 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/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