/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 20 --traceabstraction.seed.for.random.criterion 213 --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/singleton_with-uninit-problems.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 18:46:34,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 18:46:34,619 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 18:46:34,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 18:46:34,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 18:46:34,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 18:46:34,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 18:46:34,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 18:46:34,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 18:46:34,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 18:46:34,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 18:46:34,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 18:46:34,668 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 18:46:34,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 18:46:34,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 18:46:34,668 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 18:46:34,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 18:46:34,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 18:46:34,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 18:46:34,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 18:46:34,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 18:46:34,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 18:46:34,672 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 18:46:34,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 18:46:34,672 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 18:46:34,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 18:46:34,673 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 18:46:34,673 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 18:46:34,673 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 18:46:34,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 18:46:34,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 18:46:34,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 18:46:34,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 18:46:34,674 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 18:46:34,674 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 18:46:34,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 18:46:34,675 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 18:46:34,675 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 18:46:34,675 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 18:46:34,675 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 18:46:34,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 18:46:34,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 18:46:34,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 18:46:34,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 18:46:34,966 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 18:46:34,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2024-04-05 18:46:36,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 18:46:36,417 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 18:46:36,418 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2024-04-05 18:46:36,439 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/db3a02fe2/f601dcf322ed473fbcf19ef50fea0846/FLAG77bb5819b [2024-04-05 18:46:36,451 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/db3a02fe2/f601dcf322ed473fbcf19ef50fea0846 [2024-04-05 18:46:36,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 18:46:36,456 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 18:46:36,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 18:46:36,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 18:46:36,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 18:46:36,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:46:36" (1/1) ... [2024-04-05 18:46:36,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13680f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:36, skipping insertion in model container [2024-04-05 18:46:36,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:46:36" (1/1) ... [2024-04-05 18:46:36,511 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 18:46:36,901 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/singleton_with-uninit-problems.i[55568,55581] [2024-04-05 18:46:36,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 18:46:36,935 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 18:46:36,979 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/singleton_with-uninit-problems.i[55568,55581] [2024-04-05 18:46:36,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 18:46:37,056 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 18:46:37,057 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 18:46:37,064 INFO L206 MainTranslator]: Completed translation [2024-04-05 18:46:37,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37 WrapperNode [2024-04-05 18:46:37,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 18:46:37,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 18:46:37,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 18:46:37,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 18:46:37,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,119 INFO L138 Inliner]: procedures = 324, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-04-05 18:46:37,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 18:46:37,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 18:46:37,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 18:46:37,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 18:46:37,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 18:46:37,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 18:46:37,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 18:46:37,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 18:46:37,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (1/1) ... [2024-04-05 18:46:37,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 18:46:37,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 18:46:37,201 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 18:46:37,203 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 18:46:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 18:46:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 18:46:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 18:46:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 18:46:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 18:46:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-04-05 18:46:37,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-04-05 18:46:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 18:46:37,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 18:46:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 18:46:37,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 18:46:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 18:46:37,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 18:46:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 18:46:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 18:46:37,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 18:46:37,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 18:46:37,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 18:46:37,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 18:46:37,246 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 18:46:37,360 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 18:46:37,362 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 18:46:37,584 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 18:46:37,598 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 18:46:37,599 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-05 18:46:37,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:46:37 BoogieIcfgContainer [2024-04-05 18:46:37,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 18:46:37,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 18:46:37,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 18:46:37,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 18:46:37,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 06:46:36" (1/3) ... [2024-04-05 18:46:37,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541ea593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:46:37, skipping insertion in model container [2024-04-05 18:46:37,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:46:37" (2/3) ... [2024-04-05 18:46:37,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541ea593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:46:37, skipping insertion in model container [2024-04-05 18:46:37,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:46:37" (3/3) ... [2024-04-05 18:46:37,608 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems.i [2024-04-05 18:46:37,615 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 18:46:37,624 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 18:46:37,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 18:46:37,624 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 18:46:37,789 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2024-04-05 18:46:37,830 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 18:46:37,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 18:46:37,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 18:46:37,836 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 18:46:37,840 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 18:46:37,870 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 18:46:37,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 18:46:37,881 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 18:46:37,886 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;@189d724f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-05 18:46:37,886 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-04-05 18:46:38,185 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-05 18:46:38,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 18:46:38,187 INFO L85 PathProgramCache]: Analyzing trace with hash -877298848, now seen corresponding path program 1 times [2024-04-05 18:46:38,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 18:46:38,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139398200] [2024-04-05 18:46:38,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:38,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 18:46:38,883 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 18:46:38,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 18:46:38,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139398200] [2024-04-05 18:46:38,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139398200] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 18:46:38,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 18:46:38,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 18:46:38,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055942440] [2024-04-05 18:46:38,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 18:46:38,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 18:46:38,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 18:46:38,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 18:46:38,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-05 18:46:38,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:38,925 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 18:46:38,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 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 18:46:38,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:39,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 18:46:39,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 18:46:39,081 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-05 18:46:39,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 18:46:39,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1841928367, now seen corresponding path program 1 times [2024-04-05 18:46:39,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 18:46:39,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178520953] [2024-04-05 18:46:39,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:39,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 18:46:39,522 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 18:46:39,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 18:46:39,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178520953] [2024-04-05 18:46:39,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178520953] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 18:46:39,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 18:46:39,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 18:46:39,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166379900] [2024-04-05 18:46:39,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 18:46:39,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 18:46:39,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 18:46:39,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 18:46:39,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-04-05 18:46:39,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:39,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 18:46:39,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 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 18:46:39,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 18:46:39,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:40,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 18:46:40,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 18:46:40,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 18:46:40,191 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread0Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-05 18:46:40,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 18:46:40,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1264811571, now seen corresponding path program 2 times [2024-04-05 18:46:40,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 18:46:40,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269846924] [2024-04-05 18:46:40,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 18:46:40,423 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 18:46:40,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 18:46:40,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269846924] [2024-04-05 18:46:40,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269846924] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 18:46:40,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 18:46:40,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 18:46:40,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758823489] [2024-04-05 18:46:40,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 18:46:40,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 18:46:40,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 18:46:40,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 18:46:40,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-05 18:46:40,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:40,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 18:46:40,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 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 18:46:40,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 18:46:40,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 18:46:40,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 18:46:43,376 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:43,378 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 31 treesize of output 27 [2024-04-05 18:46:43,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1178727159, now seen corresponding path program 1 times [2024-04-05 18:46:43,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:43,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:43,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:45,042 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:45,042 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 31 treesize of output 27 [2024-04-05 18:46:45,087 INFO L85 PathProgramCache]: Analyzing trace with hash 553182966, now seen corresponding path program 1 times [2024-04-05 18:46:45,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:45,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:45,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:45,520 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:45,520 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 656 treesize of output 608 [2024-04-05 18:46:45,553 INFO L85 PathProgramCache]: Analyzing trace with hash -2075174198, now seen corresponding path program 1 times [2024-04-05 18:46:45,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:45,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:45,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:45,701 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 23 treesize of output 19 [2024-04-05 18:46:47,735 INFO L85 PathProgramCache]: Analyzing trace with hash -631677620, now seen corresponding path program 1 times [2024-04-05 18:46:47,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:47,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:47,875 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:47,876 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 656 treesize of output 608 [2024-04-05 18:46:47,916 INFO L85 PathProgramCache]: Analyzing trace with hash -658300805, now seen corresponding path program 1 times [2024-04-05 18:46:47,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:47,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:47,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:48,043 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 23 treesize of output 19 [2024-04-05 18:46:50,081 INFO L85 PathProgramCache]: Analyzing trace with hash -565098678, now seen corresponding path program 1 times [2024-04-05 18:46:50,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:50,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:50,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:50,216 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 23 treesize of output 19 [2024-04-05 18:46:52,251 INFO L85 PathProgramCache]: Analyzing trace with hash 156019984, now seen corresponding path program 1 times [2024-04-05 18:46:52,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:52,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:52,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:52,431 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 23 treesize of output 19 [2024-04-05 18:46:54,481 INFO L85 PathProgramCache]: Analyzing trace with hash 386495607, now seen corresponding path program 1 times [2024-04-05 18:46:54,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:54,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:54,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:54,788 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:54,789 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 668 treesize of output 620 [2024-04-05 18:46:54,826 INFO L85 PathProgramCache]: Analyzing trace with hash -107418456, now seen corresponding path program 1 times [2024-04-05 18:46:54,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:54,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:54,979 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 23 treesize of output 19 [2024-04-05 18:46:57,007 INFO L85 PathProgramCache]: Analyzing trace with hash -764384686, now seen corresponding path program 1 times [2024-04-05 18:46:57,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:57,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,202 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 660 treesize of output 612 [2024-04-05 18:46:57,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1873302837, now seen corresponding path program 1 times [2024-04-05 18:46:57,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:57,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,345 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 1314 treesize of output 1218 [2024-04-05 18:46:57,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1873183673, now seen corresponding path program 1 times [2024-04-05 18:46:57,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:57,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,543 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 321 treesize of output 297 [2024-04-05 18:46:57,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1869489589, now seen corresponding path program 1 times [2024-04-05 18:46:57,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:57,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:57,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,163 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:58,164 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 1322 treesize of output 1226 [2024-04-05 18:46:58,202 INFO L85 PathProgramCache]: Analyzing trace with hash -325545670, now seen corresponding path program 1 times [2024-04-05 18:46:58,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,339 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-04-05 18:46:58,340 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 656 treesize of output 608 [2024-04-05 18:46:58,371 INFO L85 PathProgramCache]: Analyzing trace with hash -319051232, now seen corresponding path program 1 times [2024-04-05 18:46:58,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:58,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,560 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 648 treesize of output 600 [2024-04-05 18:46:58,584 INFO L85 PathProgramCache]: Analyzing trace with hash 300066715, now seen corresponding path program 1 times [2024-04-05 18:46:58,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:58,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,602 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,798 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 321 treesize of output 297 [2024-04-05 18:46:58,838 INFO L85 PathProgramCache]: Analyzing trace with hash -704502160, now seen corresponding path program 1 times [2024-04-05 18:46:58,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 18:46:58,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 18:46:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 18:46:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 18:46:58,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 18:46:58,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 18:46:58,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 18:46:58,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 12 remaining) [2024-04-05 18:46:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 12 remaining) [2024-04-05 18:46:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 12 remaining) [2024-04-05 18:46:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 12 remaining) [2024-04-05 18:46:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 12 remaining) [2024-04-05 18:46:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork5Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 12 remaining) [2024-04-05 18:46:58,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-05 18:46:58,954 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 18:46:58,956 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 18:46:58,956 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 18:46:58,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 06:46:58 BasicIcfg [2024-04-05 18:46:58,959 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 18:46:58,959 INFO L158 Benchmark]: Toolchain (without parser) took 22503.55ms. Allocated memory was 261.1MB in the beginning and 599.8MB in the end (delta: 338.7MB). Free memory was 189.3MB in the beginning and 430.4MB in the end (delta: -241.1MB). Peak memory consumption was 98.6MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,960 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 261.1MB. Free memory was 229.0MB in the beginning and 228.8MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 18:46:58,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.31ms. Allocated memory is still 261.1MB. Free memory was 189.1MB in the beginning and 224.4MB in the end (delta: -35.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.61ms. Allocated memory is still 261.1MB. Free memory was 224.4MB in the beginning and 221.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,961 INFO L158 Benchmark]: Boogie Preprocessor took 48.40ms. Allocated memory is still 261.1MB. Free memory was 221.8MB in the beginning and 220.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,961 INFO L158 Benchmark]: RCFGBuilder took 431.21ms. Allocated memory is still 261.1MB. Free memory was 220.2MB in the beginning and 202.4MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,961 INFO L158 Benchmark]: TraceAbstraction took 21356.01ms. Allocated memory was 261.1MB in the beginning and 599.8MB in the end (delta: 338.7MB). Free memory was 200.8MB in the beginning and 430.4MB in the end (delta: -229.6MB). Peak memory consumption was 109.1MB. Max. memory is 8.0GB. [2024-04-05 18:46:58,963 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 261.1MB. Free memory was 229.0MB in the beginning and 228.8MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 607.31ms. Allocated memory is still 261.1MB. Free memory was 189.1MB in the beginning and 224.4MB in the end (delta: -35.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.61ms. Allocated memory is still 261.1MB. Free memory was 224.4MB in the beginning and 221.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.40ms. Allocated memory is still 261.1MB. Free memory was 221.8MB in the beginning and 220.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 431.21ms. Allocated memory is still 261.1MB. Free memory was 220.2MB in the beginning and 202.4MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 21356.01ms. Allocated memory was 261.1MB in the beginning and 599.8MB in the end (delta: 338.7MB). Free memory was 200.8MB in the beginning and 430.4MB in the end (delta: -229.6MB). Peak memory consumption was 109.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 446659, independent: 426663, independent conditional: 413511, independent unconditional: 13152, dependent: 19996, dependent conditional: 19226, dependent unconditional: 770, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 444760, independent: 426663, independent conditional: 413511, independent unconditional: 13152, dependent: 18097, dependent conditional: 17442, dependent unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 444760, independent: 426663, independent conditional: 413511, independent unconditional: 13152, dependent: 18097, dependent conditional: 17442, dependent unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 444760, independent: 426663, independent conditional: 413511, independent unconditional: 13152, dependent: 18097, dependent conditional: 17442, dependent unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 29235, independent unconditional: 397428, dependent: 58250, dependent conditional: 18018, dependent unconditional: 40232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 14961, independent unconditional: 411702, dependent: 58250, dependent conditional: 10384, dependent unconditional: 47866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 14961, independent unconditional: 411702, dependent: 58250, dependent conditional: 10384, dependent unconditional: 47866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1113, independent: 1030, independent conditional: 35, independent unconditional: 995, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1113, independent: 1003, independent conditional: 0, independent unconditional: 1003, dependent: 110, dependent conditional: 0, dependent unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 110, independent: 27, independent conditional: 22, independent unconditional: 5, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, independent: 27, independent conditional: 22, independent unconditional: 5, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, independent: 36, independent conditional: 31, independent unconditional: 4, dependent: 163, dependent conditional: 68, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 484913, independent: 425633, independent conditional: 14926, independent unconditional: 410707, dependent: 58167, dependent conditional: 10342, dependent unconditional: 47825, unknown: 1113, unknown conditional: 77, unknown unconditional: 1036] , Statistics on independence cache: Total cache size (in pairs): 1113, Positive cache size: 1030, Positive conditional cache size: 35, Positive unconditional cache size: 995, Negative cache size: 83, Negative conditional cache size: 42, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21908, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 29235, independent unconditional: 397428, dependent: 58250, dependent conditional: 18018, dependent unconditional: 40232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 14961, independent unconditional: 411702, dependent: 58250, dependent conditional: 10384, dependent unconditional: 47866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 484913, independent: 426663, independent conditional: 14961, independent unconditional: 411702, dependent: 58250, dependent conditional: 10384, dependent unconditional: 47866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1113, independent: 1030, independent conditional: 35, independent unconditional: 995, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1113, independent: 1003, independent conditional: 0, independent unconditional: 1003, dependent: 110, dependent conditional: 0, dependent unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 110, independent: 27, independent conditional: 22, independent unconditional: 5, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, independent: 27, independent conditional: 22, independent unconditional: 5, dependent: 83, dependent conditional: 42, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, independent: 36, independent conditional: 31, independent unconditional: 4, dependent: 163, dependent conditional: 68, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 484913, independent: 425633, independent conditional: 14926, independent unconditional: 410707, dependent: 58167, dependent conditional: 10342, dependent unconditional: 47825, unknown: 1113, unknown conditional: 77, unknown unconditional: 1036] , Statistics on independence cache: Total cache size (in pairs): 1113, Positive cache size: 1030, Positive conditional cache size: 35, Positive unconditional cache size: 995, Negative cache size: 83, Negative conditional cache size: 42, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21908 ], Independence queries for same thread: 1899 - PositiveResult [Line: 1123]: 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 11 procedures, 226 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 21.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 19.6s, 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: 24, 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, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 340 NumberOfCodeBlocks, 340 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 725 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-05 18:46:58,991 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 [2024-04-05 18:46:59,192 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...