/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 546 --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-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 16:59:34,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 16:59:34,132 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 16:59:34,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 16:59:34,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 16:59:34,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 16:59:34,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 16:59:34,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 16:59:34,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 16:59:34,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 16:59:34,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 16:59:34,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 16:59:34,153 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 16:59:34,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 16:59:34,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 16:59:34,154 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 16:59:34,154 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 16:59:34,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 16:59:34,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 16:59:34,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 16:59:34,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 16:59:34,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 16:59:34,156 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 16:59:34,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 16:59:34,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 16:59:34,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 16:59:34,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 16:59:34,157 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 16:59:34,157 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 16:59:34,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 16:59:34,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 16:59:34,158 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 16:59:34,159 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 16:59:34,159 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 16:59:34,159 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 16:59:34,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 16:59:34,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 16:59:34,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 16:59:34,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 16:59:34,326 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 16:59:34,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 16:59:35,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 16:59:35,592 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 16:59:35,592 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 16:59:35,605 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6efa4405a/eb2cfef8c2a14266b51ebb1fc27f5341/FLAG94096a706 [2024-05-07 16:59:35,616 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6efa4405a/eb2cfef8c2a14266b51ebb1fc27f5341 [2024-05-07 16:59:35,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 16:59:35,619 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 16:59:35,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 16:59:35,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 16:59:35,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 16:59:35,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 04:59:35" (1/1) ... [2024-05-07 16:59:35,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6998d431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:35, skipping insertion in model container [2024-05-07 16:59:35,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 04:59:35" (1/1) ... [2024-05-07 16:59:35,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 16:59:35,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 16:59:35,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 16:59:35,933 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 16:59:35,945 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 16:59:35,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 16:59:35,996 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 16:59:35,997 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 16:59:36,002 INFO L206 MainTranslator]: Completed translation [2024-05-07 16:59:36,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36 WrapperNode [2024-05-07 16:59:36,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 16:59:36,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 16:59:36,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 16:59:36,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 16:59:36,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,055 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-07 16:59:36,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 16:59:36,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 16:59:36,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 16:59:36,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 16:59:36,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 16:59:36,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 16:59:36,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 16:59:36,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 16:59:36,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (1/1) ... [2024-05-07 16:59:36,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 16:59:36,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:59:36,118 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) [2024-05-07 16:59:36,133 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 [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 16:59:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 16:59:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 16:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 16:59:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 16:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 16:59:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 16:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 16:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 16:59:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 16:59:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 16:59:36,166 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 16:59:36,270 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 16:59:36,272 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 16:59:36,409 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 16:59:36,416 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 16:59:36,416 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 16:59:36,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 04:59:36 BoogieIcfgContainer [2024-05-07 16:59:36,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 16:59:36,419 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 16:59:36,419 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 16:59:36,421 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 16:59:36,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 04:59:35" (1/3) ... [2024-05-07 16:59:36,422 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605fcc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 04:59:36, skipping insertion in model container [2024-05-07 16:59:36,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:59:36" (2/3) ... [2024-05-07 16:59:36,422 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605fcc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 04:59:36, skipping insertion in model container [2024-05-07 16:59:36,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 04:59:36" (3/3) ... [2024-05-07 16:59:36,423 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 16:59:36,429 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 16:59:36,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 16:59:36,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 16:59:36,436 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 16:59:36,482 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:59:36,527 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:59:36,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:59:36,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:59:36,539 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) [2024-05-07 16:59:36,543 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 [2024-05-07 16:59:36,571 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:59:36,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:59:36,581 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:59:36,586 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;@2672e938, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:59:36,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 16:59:36,624 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 16:59:36,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:59:36,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1806290203, now seen corresponding path program 1 times [2024-05-07 16:59:36,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:59:36,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954972758] [2024-05-07 16:59:36,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:36,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:36,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:59:36,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954972758] [2024-05-07 16:59:36,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954972758] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:59:36,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:59:36,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 16:59:36,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980452879] [2024-05-07 16:59:36,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:59:36,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 16:59:36,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:59:36,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 16:59:36,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 16:59:36,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:36,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:59:36,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 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) [2024-05-07 16:59:36,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:36,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 16:59:36,900 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 16:59:36,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:59:36,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2045863333, now seen corresponding path program 1 times [2024-05-07 16:59:36,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:59:36,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997912891] [2024-05-07 16:59:36,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:36,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:37,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:59:37,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997912891] [2024-05-07 16:59:37,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997912891] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:59:37,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:59:37,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:59:37,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824449323] [2024-05-07 16:59:37,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:59:37,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:59:37,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:59:37,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:59:37,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:59:37,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:59:37,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:59:37,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 16:59:37,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 16:59:37,587 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 16:59:37,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:59:37,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1331145114, now seen corresponding path program 1 times [2024-05-07 16:59:37,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:59:37,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737606629] [2024-05-07 16:59:37,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:37,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:37,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:59:37,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737606629] [2024-05-07 16:59:37,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737606629] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:59:37,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:59:37,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:59:37,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715951562] [2024-05-07 16:59:37,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:59:37,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:59:37,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:59:37,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:59:37,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:59:37,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:59:37,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:59:37,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:37,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 16:59:37,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:38,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1046787089, now seen corresponding path program 1 times [2024-05-07 16:59:38,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:38,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:38,319 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:38,473 INFO L85 PathProgramCache]: Analyzing trace with hash 255870288, now seen corresponding path program 1 times [2024-05-07 16:59:38,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:38,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:38,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:38,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:38,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:59:38,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:59:38,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 1 times [2024-05-07 16:59:38,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:38,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:38,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,104 INFO L85 PathProgramCache]: Analyzing trace with hash 728039944, now seen corresponding path program 1 times [2024-05-07 16:59:39,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:39,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:39,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:39,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:39,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 16:59:39,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 16:59:39,693 INFO L85 PathProgramCache]: Analyzing trace with hash 821273548, now seen corresponding path program 1 times [2024-05-07 16:59:39,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:39,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1131832344, now seen corresponding path program 1 times [2024-05-07 16:59:39,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:39,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,961 INFO L85 PathProgramCache]: Analyzing trace with hash -794773263, now seen corresponding path program 1 times [2024-05-07 16:59:39,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:39,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:39,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1965300460, now seen corresponding path program 1 times [2024-05-07 16:59:40,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1044981938, now seen corresponding path program 1 times [2024-05-07 16:59:40,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1831647117, now seen corresponding path program 1 times [2024-05-07 16:59:40,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1244047858, now seen corresponding path program 1 times [2024-05-07 16:59:40,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,634 INFO L85 PathProgramCache]: Analyzing trace with hash -882831788, now seen corresponding path program 1 times [2024-05-07 16:59:40,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1694694541, now seen corresponding path program 1 times [2024-05-07 16:59:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:40,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1773819848, now seen corresponding path program 1 times [2024-05-07 16:59:41,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,197 INFO L85 PathProgramCache]: Analyzing trace with hash -834689305, now seen corresponding path program 1 times [2024-05-07 16:59:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,321 INFO L85 PathProgramCache]: Analyzing trace with hash -805132135, now seen corresponding path program 1 times [2024-05-07 16:59:41,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,432 INFO L85 PathProgramCache]: Analyzing trace with hash 2029192879, now seen corresponding path program 1 times [2024-05-07 16:59:41,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,519 INFO L85 PathProgramCache]: Analyzing trace with hash -891742201, now seen corresponding path program 1 times [2024-05-07 16:59:41,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1691333826, now seen corresponding path program 1 times [2024-05-07 16:59:41,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1719380983, now seen corresponding path program 1 times [2024-05-07 16:59:41,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1744804019, now seen corresponding path program 1 times [2024-05-07 16:59:41,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,936 INFO L85 PathProgramCache]: Analyzing trace with hash 471926067, now seen corresponding path program 1 times [2024-05-07 16:59:41,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:41,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:41,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,049 INFO L85 PathProgramCache]: Analyzing trace with hash -2128579317, now seen corresponding path program 1 times [2024-05-07 16:59:42,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,140 INFO L85 PathProgramCache]: Analyzing trace with hash 417733107, now seen corresponding path program 1 times [2024-05-07 16:59:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:42,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,222 INFO L85 PathProgramCache]: Analyzing trace with hash -540714030, now seen corresponding path program 1 times [2024-05-07 16:59:42,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:42,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1689924581, now seen corresponding path program 1 times [2024-05-07 16:59:42,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:42,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:42,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:59:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:59:43,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:43,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 16:59:43,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-07 16:59:43,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 16:59:43,065 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 16:59:43,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:59:43,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1208383767, now seen corresponding path program 1 times [2024-05-07 16:59:43,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:59:43,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807787132] [2024-05-07 16:59:43,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:59:43,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:59:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:59:43,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:59:43,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:59:43,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807787132] [2024-05-07 16:59:43,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807787132] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:59:43,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:59:43,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 16:59:43,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126811754] [2024-05-07 16:59:43,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:59:43,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 16:59:43,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:59:43,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 16:59:43,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 16:59:43,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:43,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:59:43,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 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) [2024-05-07 16:59:43,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:43,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 16:59:43,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-07 16:59:43,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:59:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 16:59:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-07 16:59:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 16:59:44,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 16:59:44,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 16:59:44,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 16:59:44,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 16:59:44,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-05-07 16:59:44,815 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:59:44,817 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 16:59:44,817 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 16:59:44,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 04:59:44 BasicIcfg [2024-05-07 16:59:44,819 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 16:59:44,820 INFO L158 Benchmark]: Toolchain (without parser) took 9200.64ms. Allocated memory was 211.8MB in the beginning and 471.9MB in the end (delta: 260.0MB). Free memory was 139.9MB in the beginning and 290.5MB in the end (delta: -150.5MB). Peak memory consumption was 108.9MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,820 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 152.0MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 153.4kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 16:59:44,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.77ms. Allocated memory is still 211.8MB. Free memory was 139.9MB in the beginning and 119.4MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.81ms. Allocated memory is still 211.8MB. Free memory was 118.9MB in the beginning and 117.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,820 INFO L158 Benchmark]: Boogie Preprocessor took 16.53ms. Allocated memory is still 211.8MB. Free memory was 116.8MB in the beginning and 115.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,821 INFO L158 Benchmark]: RCFGBuilder took 344.30ms. Allocated memory is still 211.8MB. Free memory was 115.4MB in the beginning and 175.8MB in the end (delta: -60.4MB). Peak memory consumption was 17.5MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,821 INFO L158 Benchmark]: TraceAbstraction took 8400.52ms. Allocated memory was 211.8MB in the beginning and 471.9MB in the end (delta: 260.0MB). Free memory was 174.2MB in the beginning and 290.5MB in the end (delta: -116.2MB). Peak memory consumption was 143.8MB. Max. memory is 8.0GB. [2024-05-07 16:59:44,822 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 152.0MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 153.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 381.77ms. Allocated memory is still 211.8MB. Free memory was 139.9MB in the beginning and 119.4MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.81ms. Allocated memory is still 211.8MB. Free memory was 118.9MB in the beginning and 117.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.53ms. Allocated memory is still 211.8MB. Free memory was 116.8MB in the beginning and 115.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 344.30ms. Allocated memory is still 211.8MB. Free memory was 115.4MB in the beginning and 175.8MB in the end (delta: -60.4MB). Peak memory consumption was 17.5MB. Max. memory is 8.0GB. * TraceAbstraction took 8400.52ms. Allocated memory was 211.8MB in the beginning and 471.9MB in the end (delta: 260.0MB). Free memory was 174.2MB in the beginning and 290.5MB in the end (delta: -116.2MB). Peak memory consumption was 143.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 110547, independent: 109053, independent conditional: 108892, independent unconditional: 161, dependent: 1494, dependent conditional: 1494, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 110444, independent: 109053, independent conditional: 108892, independent unconditional: 161, dependent: 1391, dependent conditional: 1391, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 110444, independent: 109053, independent conditional: 108892, independent unconditional: 161, dependent: 1391, dependent conditional: 1391, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 110444, independent: 109053, independent conditional: 108892, independent unconditional: 161, dependent: 1391, dependent conditional: 1391, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 52164, independent unconditional: 56889, dependent: 5217, dependent conditional: 3827, dependent unconditional: 1390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 18136, independent unconditional: 90917, dependent: 5217, dependent conditional: 1346, dependent unconditional: 3871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 18136, independent unconditional: 90917, dependent: 5217, dependent conditional: 1346, dependent unconditional: 3871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, independent: 1065, independent conditional: 142, independent unconditional: 923, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, independent: 1043, independent conditional: 0, independent unconditional: 1043, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 22, independent conditional: 17, independent unconditional: 5, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 22, independent conditional: 17, independent unconditional: 5, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 27, independent conditional: 23, independent unconditional: 4, dependent: 71, dependent conditional: 52, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 114270, independent: 107988, independent conditional: 17994, independent unconditional: 89994, dependent: 5190, dependent conditional: 1334, dependent unconditional: 3856, unknown: 1092, unknown conditional: 154, unknown unconditional: 938] , Statistics on independence cache: Total cache size (in pairs): 1092, Positive cache size: 1065, Positive conditional cache size: 142, Positive unconditional cache size: 923, Negative cache size: 27, Negative conditional cache size: 12, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36509, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 52164, independent unconditional: 56889, dependent: 5217, dependent conditional: 3827, dependent unconditional: 1390, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 18136, independent unconditional: 90917, dependent: 5217, dependent conditional: 1346, dependent unconditional: 3871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 114270, independent: 109053, independent conditional: 18136, independent unconditional: 90917, dependent: 5217, dependent conditional: 1346, dependent unconditional: 3871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, independent: 1065, independent conditional: 142, independent unconditional: 923, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, independent: 1043, independent conditional: 0, independent unconditional: 1043, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 22, independent conditional: 17, independent unconditional: 5, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 22, independent conditional: 17, independent unconditional: 5, dependent: 27, dependent conditional: 12, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 27, independent conditional: 23, independent unconditional: 4, dependent: 71, dependent conditional: 52, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 114270, independent: 107988, independent conditional: 17994, independent unconditional: 89994, dependent: 5190, dependent conditional: 1334, dependent unconditional: 3856, unknown: 1092, unknown conditional: 154, unknown unconditional: 938] , Statistics on independence cache: Total cache size (in pairs): 1092, Positive cache size: 1065, Positive conditional cache size: 142, Positive unconditional cache size: 923, Negative cache size: 27, Negative conditional cache size: 12, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36509 ], Independence queries for same thread: 103 - PositiveResult [Line: 18]: 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 7 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 35, 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, 0.8s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 658 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: 5.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 72, ConditionalCommutativityTraceChecks: 26, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 16:59:44,837 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 [2024-05-07 16:59:45,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...