/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 19:07:25,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 19:07:25,596 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 19:07:25,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 19:07:25,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 19:07:25,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 19:07:25,624 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 19:07:25,624 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 19:07:25,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 19:07:25,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 19:07:25,628 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 19:07:25,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 19:07:25,628 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 19:07:25,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 19:07:25,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 19:07:25,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 19:07:25,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 19:07:25,631 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 19:07:25,632 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 19:07:25,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 19:07:25,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 19:07:25,633 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 19:07:25,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 19:07:25,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 19:07:25,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 19:07:25,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 19:07:25,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 19:07:25,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 19:07:25,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 19:07:25,879 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 19:07:25,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2024-05-06 19:07:26,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 19:07:27,000 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 19:07:27,001 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2024-05-06 19:07:27,014 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f07fc557/7ead6d7f082b4387954d3d1b24910065/FLAG16ccd88e5 [2024-05-06 19:07:27,026 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2f07fc557/7ead6d7f082b4387954d3d1b24910065 [2024-05-06 19:07:27,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 19:07:27,029 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 19:07:27,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 19:07:27,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 19:07:27,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 19:07:27,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1504626d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27, skipping insertion in model container [2024-05-06 19:07:27,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,063 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 19:07:27,339 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-atomic/time_var_mutex.i[30247,30260] [2024-05-06 19:07:27,345 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-atomic/time_var_mutex.i[30452,30465] [2024-05-06 19:07:27,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 19:07:27,361 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 19:07:27,398 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-atomic/time_var_mutex.i[30247,30260] [2024-05-06 19:07:27,399 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-atomic/time_var_mutex.i[30452,30465] [2024-05-06 19:07:27,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 19:07:27,433 INFO L206 MainTranslator]: Completed translation [2024-05-06 19:07:27,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27 WrapperNode [2024-05-06 19:07:27,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 19:07:27,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 19:07:27,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 19:07:27,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 19:07:27,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,476 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2024-05-06 19:07:27,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 19:07:27,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 19:07:27,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 19:07:27,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 19:07:27,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 19:07:27,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 19:07:27,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 19:07:27,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 19:07:27,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (1/1) ... [2024-05-06 19:07:27,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 19:07:27,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 19:07:27,533 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) [2024-05-06 19:07:27,549 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 [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2024-05-06 19:07:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2024-05-06 19:07:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-06 19:07:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 19:07:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 19:07:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 19:07:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 19:07:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-06 19:07:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 19:07:27,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 19:07:27,577 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 19:07:27,769 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 19:07:27,771 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 19:07:27,964 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 19:07:27,999 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 19:07:27,999 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 19:07:28,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 07:07:28 BoogieIcfgContainer [2024-05-06 19:07:28,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 19:07:28,003 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 19:07:28,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 19:07:28,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 19:07:28,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 07:07:27" (1/3) ... [2024-05-06 19:07:28,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc2fca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 07:07:28, skipping insertion in model container [2024-05-06 19:07:28,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:07:27" (2/3) ... [2024-05-06 19:07:28,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc2fca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 07:07:28, skipping insertion in model container [2024-05-06 19:07:28,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 07:07:28" (3/3) ... [2024-05-06 19:07:28,007 INFO L112 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2024-05-06 19:07:28,018 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 19:07:28,027 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 19:07:28,027 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-06 19:07:28,027 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 19:07:28,075 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-06 19:07:28,104 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 19:07:28,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 19:07:28,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 19:07:28,107 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) [2024-05-06 19:07:28,112 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 [2024-05-06 19:07:28,135 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 19:07:28,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 19:07:28,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 19:07:28,151 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;@4509728, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 19:07:28,151 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-05-06 19:07:28,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 19:07:28,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 19:07:28,183 INFO L85 PathProgramCache]: Analyzing trace with hash 386711584, now seen corresponding path program 1 times [2024-05-06 19:07:28,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 19:07:28,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25529457] [2024-05-06 19:07:28,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:28,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:28,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 19:07:28,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25529457] [2024-05-06 19:07:28,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25529457] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 19:07:28,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 19:07:28,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 19:07:28,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693727586] [2024-05-06 19:07:28,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 19:07:28,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 19:07:28,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 19:07:28,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 19:07:28,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 19:07:28,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 19:07:28,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2024-05-06 19:07:28,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 19:07:28,427 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 19:07:28,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 19:07:28,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1179211939, now seen corresponding path program 1 times [2024-05-06 19:07:28,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 19:07:28,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691812292] [2024-05-06 19:07:28,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:28,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:28,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:28,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 19:07:28,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691812292] [2024-05-06 19:07:28,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691812292] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 19:07:28,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 19:07:28,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 19:07:28,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641798448] [2024-05-06 19:07:28,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 19:07:28,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 19:07:28,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 19:07:28,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 19:07:28,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 19:07:28,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 19:07:28,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2024-05-06 19:07:28,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:28,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 19:07:28,560 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 19:07:28,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 19:07:28,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1584579391, now seen corresponding path program 1 times [2024-05-06 19:07:28,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 19:07:28,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750342661] [2024-05-06 19:07:28,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:28,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:28,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 19:07:28,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750342661] [2024-05-06 19:07:28,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750342661] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 19:07:28,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 19:07:28,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 19:07:28,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782372735] [2024-05-06 19:07:28,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 19:07:28,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 19:07:28,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 19:07:28,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 19:07:28,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 19:07:28,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 19:07:28,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2024-05-06 19:07:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:28,909 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:28,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 19:07:29,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1572861122, now seen corresponding path program 1 times [2024-05-06 19:07:29,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:29,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:29,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:29,278 INFO L85 PathProgramCache]: Analyzing trace with hash 139497480, now seen corresponding path program 1 times [2024-05-06 19:07:29,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:29,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:29,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:29,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:29,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 19:07:29,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 19:07:29,664 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:29,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 19:07:29,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1572861122, now seen corresponding path program 2 times [2024-05-06 19:07:29,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:29,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:29,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:29,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:29,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-06 19:07:29,878 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 19:07:29,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 19:07:29,879 INFO L85 PathProgramCache]: Analyzing trace with hash 461936943, now seen corresponding path program 1 times [2024-05-06 19:07:29,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 19:07:29,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248305235] [2024-05-06 19:07:29,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:29,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:29,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 19:07:29,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248305235] [2024-05-06 19:07:29,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248305235] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 19:07:29,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 19:07:29,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 19:07:29,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574716844] [2024-05-06 19:07:29,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 19:07:29,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 19:07:29,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 19:07:29,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 19:07:29,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 19:07:29,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:29,921 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 19:07:29,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-05-06 19:07:29,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:29,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:29,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:29,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:30,061 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:30,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 19:07:30,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1572861122, now seen corresponding path program 3 times [2024-05-06 19:07:30,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:30,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:30,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:30,367 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:30,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 19:07:30,421 INFO L85 PathProgramCache]: Analyzing trace with hash 891854373, now seen corresponding path program 1 times [2024-05-06 19:07:30,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:30,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:30,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:30,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:30,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 19:07:30,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-06 19:07:30,584 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 542 treesize of output 494 [2024-05-06 19:07:30,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1572861122, now seen corresponding path program 4 times [2024-05-06 19:07:30,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:30,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:30,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:30,812 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:30,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 19:07:30,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1563541653, now seen corresponding path program 1 times [2024-05-06 19:07:30,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:30,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:30,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:31,061 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:31,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 19:07:31,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1258706793, now seen corresponding path program 1 times [2024-05-06 19:07:31,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:31,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:31,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 19:07:31,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 19:07:31,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 19:07:31,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-06 19:07:31,293 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:31,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 19:07:31,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1572861122, now seen corresponding path program 5 times [2024-05-06 19:07:31,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:31,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:31,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:31,478 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 19:07:31,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 19:07:31,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1563541653, now seen corresponding path program 2 times [2024-05-06 19:07:31,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 19:07:31,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 19:07:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:31,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 19:07:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 19:07:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 19:07:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 19:07:31,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2024-05-06 19:07:31,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-05-06 19:07:31,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-05-06 19:07:31,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-05-06 19:07:31,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-05-06 19:07:31,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-05-06 19:07:31,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-05-06 19:07:31,605 INFO L448 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 19:07:31,609 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 19:07:31,609 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 19:07:31,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 07:07:31 BasicIcfg [2024-05-06 19:07:31,612 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 19:07:31,612 INFO L158 Benchmark]: Toolchain (without parser) took 4583.25ms. Allocated memory was 267.4MB in the beginning and 335.5MB in the end (delta: 68.2MB). Free memory was 195.8MB in the beginning and 142.1MB in the end (delta: 53.7MB). Peak memory consumption was 123.0MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,612 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 267.4MB. Free memory is still 235.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 19:07:31,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.00ms. Allocated memory is still 267.4MB. Free memory was 195.5MB in the beginning and 175.4MB in the end (delta: 20.1MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.44ms. Allocated memory is still 267.4MB. Free memory was 175.2MB in the beginning and 173.3MB in the end (delta: 2.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,613 INFO L158 Benchmark]: Boogie Preprocessor took 23.08ms. Allocated memory is still 267.4MB. Free memory was 173.3MB in the beginning and 171.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,613 INFO L158 Benchmark]: RCFGBuilder took 500.15ms. Allocated memory is still 267.4MB. Free memory was 171.7MB in the beginning and 224.0MB in the end (delta: -52.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,614 INFO L158 Benchmark]: TraceAbstraction took 3609.05ms. Allocated memory was 267.4MB in the beginning and 335.5MB in the end (delta: 68.2MB). Free memory was 222.4MB in the beginning and 142.1MB in the end (delta: 80.3MB). Peak memory consumption was 149.6MB. Max. memory is 8.0GB. [2024-05-06 19:07:31,616 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 267.4MB. Free memory is still 235.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 404.00ms. Allocated memory is still 267.4MB. Free memory was 195.5MB in the beginning and 175.4MB in the end (delta: 20.1MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.44ms. Allocated memory is still 267.4MB. Free memory was 175.2MB in the beginning and 173.3MB in the end (delta: 2.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.08ms. Allocated memory is still 267.4MB. Free memory was 173.3MB in the beginning and 171.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 500.15ms. Allocated memory is still 267.4MB. Free memory was 171.7MB in the beginning and 224.0MB in the end (delta: -52.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 3609.05ms. Allocated memory was 267.4MB in the beginning and 335.5MB in the end (delta: 68.2MB). Free memory was 222.4MB in the beginning and 142.1MB in the end (delta: 80.3MB). Peak memory consumption was 149.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8575, independent: 8488, independent conditional: 8402, independent unconditional: 86, dependent: 87, dependent conditional: 86, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8512, independent: 8488, independent conditional: 8402, independent unconditional: 86, dependent: 24, dependent conditional: 23, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8512, independent: 8488, independent conditional: 8402, independent unconditional: 86, dependent: 24, dependent conditional: 23, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8512, independent: 8488, independent conditional: 8402, independent unconditional: 86, dependent: 24, dependent conditional: 23, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 3730, independent unconditional: 4758, dependent: 84, dependent conditional: 56, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 631, independent unconditional: 7857, dependent: 84, dependent conditional: 13, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 631, independent unconditional: 7857, dependent: 84, dependent conditional: 13, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 583, independent: 572, independent conditional: 48, independent unconditional: 524, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 583, independent: 566, independent conditional: 0, independent unconditional: 566, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 40, dependent conditional: 10, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8572, independent: 7916, independent conditional: 583, independent unconditional: 7333, dependent: 73, dependent conditional: 9, dependent unconditional: 64, unknown: 583, unknown conditional: 52, unknown unconditional: 531] , Statistics on independence cache: Total cache size (in pairs): 583, Positive cache size: 572, Positive conditional cache size: 48, Positive unconditional cache size: 524, Negative cache size: 11, Negative conditional cache size: 4, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3142, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 3730, independent unconditional: 4758, dependent: 84, dependent conditional: 56, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 631, independent unconditional: 7857, dependent: 84, dependent conditional: 13, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8572, independent: 8488, independent conditional: 631, independent unconditional: 7857, dependent: 84, dependent conditional: 13, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 583, independent: 572, independent conditional: 48, independent unconditional: 524, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 583, independent: 566, independent conditional: 0, independent unconditional: 566, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 40, dependent conditional: 10, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8572, independent: 7916, independent conditional: 583, independent unconditional: 7333, dependent: 73, dependent conditional: 9, dependent unconditional: 64, unknown: 583, unknown conditional: 52, unknown unconditional: 531] , Statistics on independence cache: Total cache size (in pairs): 583, Positive cache size: 572, Positive conditional cache size: 48, Positive unconditional cache size: 524, Negative cache size: 11, Negative conditional cache size: 4, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3142 ], Independence queries for same thread: 63 - PositiveResult [Line: 702]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 710]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 133 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 3.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 229 NumberOfCodeBlocks, 229 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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, ConditionalCommutativityCheckTime: 2.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 11, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 19:07:31,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-06 19:07:31,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...