/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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 21:25:44,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 21:25:44,907 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 21:25:44,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 21:25:44,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 21:25:44,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 21:25:44,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 21:25:44,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 21:25:44,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 21:25:44,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 21:25:44,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 21:25:44,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 21:25:44,943 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 21:25:44,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 21:25:44,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 21:25:44,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 21:25:44,946 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 21:25:44,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 21:25:44,947 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 21:25:44,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 21:25:44,948 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 21:25:44,948 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 21:25:44,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 21:25:44,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:25:44,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 21:25:44,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 21:25:44,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 21:25:44,949 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 21:25:44,950 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 21:25:44,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 21:25:44,950 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 21:25:44,950 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 21:25:44,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 21:25:44,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 21:25:45,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 21:25:45,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 21:25:45,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 21:25:45,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 21:25:45,177 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 21:25:45,178 INFO L431 ainManager$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 21:25:46,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 21:25:46,324 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 21:25:46,324 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 21:25:46,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a49fe9214/b4a585ed7b284e68bc4a873f3464d221/FLAG47ab60dde [2024-05-07 21:25:46,362 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a49fe9214/b4a585ed7b284e68bc4a873f3464d221 [2024-05-07 21:25:46,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 21:25:46,365 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 21:25:46,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 21:25:46,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 21:25:46,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 21:25:46,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284e993d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46, skipping insertion in model container [2024-05-07 21:25:46,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,402 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 21:25:46,520 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 21:25:46,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:25:46,687 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 21:25:46,698 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 21:25:46,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:25:46,754 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:25:46,754 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:25:46,760 INFO L206 MainTranslator]: Completed translation [2024-05-07 21:25:46,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46 WrapperNode [2024-05-07 21:25:46,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 21:25:46,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 21:25:46,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 21:25:46,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 21:25:46,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,809 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-07 21:25:46,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 21:25:46,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 21:25:46,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 21:25:46,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 21:25:46,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 21:25:46,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 21:25:46,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 21:25:46,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 21:25:46,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (1/1) ... [2024-05-07 21:25:46,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:25:46,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:25:46,921 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 21:25:46,930 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 21:25:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 21:25:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 21:25:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 21:25:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 21:25:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 21:25:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 21:25:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 21:25:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 21:25:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 21:25:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 21:25:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 21:25:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 21:25:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 21:25:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 21:25:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 21:25:46,966 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 21:25:47,097 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 21:25:47,101 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 21:25:47,247 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 21:25:47,258 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 21:25:47,258 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 21:25:47,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:25:47 BoogieIcfgContainer [2024-05-07 21:25:47,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 21:25:47,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 21:25:47,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 21:25:47,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 21:25:47,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 09:25:46" (1/3) ... [2024-05-07 21:25:47,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ee5ecfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:25:47, skipping insertion in model container [2024-05-07 21:25:47,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:25:46" (2/3) ... [2024-05-07 21:25:47,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ee5ecfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:25:47, skipping insertion in model container [2024-05-07 21:25:47,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:25:47" (3/3) ... [2024-05-07 21:25:47,267 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 21:25:47,274 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 21:25:47,281 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 21:25:47,281 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 21:25:47,281 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 21:25:47,326 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 21:25:47,356 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 21:25:47,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 21:25:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:25:47,357 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 21:25:47,358 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 21:25:47,382 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 21:25:47,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:47,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 21:25:47,398 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;@76c614b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 21:25:47,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 21:25:47,435 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 21:25:47,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:47,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1806290203, now seen corresponding path program 1 times [2024-05-07 21:25:47,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:25:47,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717462254] [2024-05-07 21:25:47,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:47,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:47,652 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 21:25:47,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:25:47,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717462254] [2024-05-07 21:25:47,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717462254] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:25:47,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:25:47,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 21:25:47,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019646086] [2024-05-07 21:25:47,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:25:47,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 21:25:47,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:25:47,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 21:25:47,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 21:25:47,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:47,693 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:25:47,693 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 21:25:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:47,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:47,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 21:25:47,720 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 21:25:47,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:47,720 INFO L85 PathProgramCache]: Analyzing trace with hash 2045863333, now seen corresponding path program 1 times [2024-05-07 21:25:47,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:25:47,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76360894] [2024-05-07 21:25:47,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:47,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:48,110 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 21:25:48,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:25:48,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76360894] [2024-05-07 21:25:48,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76360894] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:25:48,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:25:48,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 21:25:48,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366691063] [2024-05-07 21:25:48,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:25:48,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 21:25:48,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:25:48,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 21:25:48,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 21:25:48,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:48,120 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:25:48,120 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 21:25:48,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:48,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:48,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1304272093, now seen corresponding path program 1 times [2024-05-07 21:25:48,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:48,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:48,553 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 21:25:48,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:48,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:48,606 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 21:25:48,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 21:25:48,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 21:25:48,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 1 times [2024-05-07 21:25:48,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:48,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:48,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:48,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-07 21:25:48,930 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 21:25:48,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:48,930 INFO L85 PathProgramCache]: Analyzing trace with hash 658209921, now seen corresponding path program 1 times [2024-05-07 21:25:48,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:25:48,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651094493] [2024-05-07 21:25:48,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:48,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:49,158 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 21:25:49,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:25:49,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651094493] [2024-05-07 21:25:49,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651094493] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:25:49,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:25:49,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 21:25:49,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691165773] [2024-05-07 21:25:49,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:25:49,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 21:25:49,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:25:49,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 2 times [2024-05-07 21:25:49,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:49,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 21:25:49,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 21:25:49,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:49,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:25:49,305 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 21:25:49,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:49,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:49,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:49,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 3 times [2024-05-07 21:25:49,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:49,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,783 INFO L85 PathProgramCache]: Analyzing trace with hash -431483187, now seen corresponding path program 1 times [2024-05-07 21:25:49,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:49,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1046787089, now seen corresponding path program 1 times [2024-05-07 21:25:49,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:49,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:49,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1453745814, now seen corresponding path program 1 times [2024-05-07 21:25:50,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:50,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:50,114 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 21:25:50,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:50,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:50,157 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 21:25:50,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 21:25:50,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-05-07 21:25:50,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 4 times [2024-05-07 21:25:50,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:50,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,451 INFO L85 PathProgramCache]: Analyzing trace with hash -431483187, now seen corresponding path program 2 times [2024-05-07 21:25:50,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:50,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1046787089, now seen corresponding path program 2 times [2024-05-07 21:25:50,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:50,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,011 INFO L85 PathProgramCache]: Analyzing trace with hash -510407538, now seen corresponding path program 1 times [2024-05-07 21:25:51,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,200 INFO L85 PathProgramCache]: Analyzing trace with hash -433280429, now seen corresponding path program 1 times [2024-05-07 21:25:51,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:51,337 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 21:25:51,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:51,422 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 21:25:51,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 21:25:51,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-05-07 21:25:51,681 INFO L85 PathProgramCache]: Analyzing trace with hash -510407538, now seen corresponding path program 2 times [2024-05-07 21:25:51,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1369008568, now seen corresponding path program 1 times [2024-05-07 21:25:51,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,805 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1429634969, now seen corresponding path program 1 times [2024-05-07 21:25:51,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:51,985 INFO L85 PathProgramCache]: Analyzing trace with hash 2124327248, now seen corresponding path program 1 times [2024-05-07 21:25:51,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:51,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1455493931, now seen corresponding path program 1 times [2024-05-07 21:25:52,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:52,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,169 INFO L85 PathProgramCache]: Analyzing trace with hash 91595985, now seen corresponding path program 1 times [2024-05-07 21:25:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:52,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1942617388, now seen corresponding path program 1 times [2024-05-07 21:25:52,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:52,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1045713544, now seen corresponding path program 1 times [2024-05-07 21:25:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:52,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:52,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1773819848, now seen corresponding path program 1 times [2024-05-07 21:25:53,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1027051314, now seen corresponding path program 1 times [2024-05-07 21:25:53,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1629437379, now seen corresponding path program 1 times [2024-05-07 21:25:53,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1022393830, now seen corresponding path program 1 times [2024-05-07 21:25:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,846 INFO L85 PathProgramCache]: Analyzing trace with hash -105566849, now seen corresponding path program 1 times [2024-05-07 21:25:53,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,926 INFO L85 PathProgramCache]: Analyzing trace with hash -834689305, now seen corresponding path program 1 times [2024-05-07 21:25:53,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:53,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:53,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1689493418, now seen corresponding path program 1 times [2024-05-07 21:25:54,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,050 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1746615566, now seen corresponding path program 1 times [2024-05-07 21:25:54,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:54,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,209 INFO L85 PathProgramCache]: Analyzing trace with hash 810707405, now seen corresponding path program 1 times [2024-05-07 21:25:54,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:54,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,314 INFO L85 PathProgramCache]: Analyzing trace with hash -805132135, now seen corresponding path program 1 times [2024-05-07 21:25:54,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:54,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,322 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:54,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:54,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:54,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:54,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable35,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 21:25:54,898 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 21:25:54,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:54,898 INFO L85 PathProgramCache]: Analyzing trace with hash -431334911, now seen corresponding path program 2 times [2024-05-07 21:25:54,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:25:54,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237531176] [2024-05-07 21:25:54,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:54,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:54,989 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 21:25:54,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:25:54,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237531176] [2024-05-07 21:25:54,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237531176] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:25:54,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:25:54,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 21:25:54,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737459827] [2024-05-07 21:25:54,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:25:54,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 21:25:54,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:25:55,021 INFO L85 PathProgramCache]: Analyzing trace with hash 935994676, now seen corresponding path program 1 times [2024-05-07 21:25:55,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:55,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:55,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:25:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:25:55,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 21:25:55,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 21:25:55,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:25:55,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 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 21:25:55,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:55,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:55,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:55,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:55,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-07 21:25:55,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37 [2024-05-07 21:25:55,774 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 21:25:55,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:25:55,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1208383767, now seen corresponding path program 3 times [2024-05-07 21:25:55,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:25:55,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907974039] [2024-05-07 21:25:55,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:25:55,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:25:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:25:55,909 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 21:25:55,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:25:55,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907974039] [2024-05-07 21:25:55,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907974039] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:25:55,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:25:55,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 21:25:55,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452730099] [2024-05-07 21:25:55,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:25:55,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 21:25:55,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:25:55,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 21:25:55,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 21:25:55,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:25:55,917 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 21:25:55,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:55,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:55,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:55,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-07 21:25:55,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:56,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:25:56,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:25:56,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:56,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-07 21:25:56,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:25:56,932 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 21:25:56,932 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 21:25:56,932 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 21:25:56,932 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 21:25:56,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-05-07 21:25:56,936 INFO L448 BasicCegarLoop]: Path program histogram: [4, 3, 2, 2, 2, 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 21:25:56,938 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 21:25:56,938 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 21:25:56,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 09:25:56 BasicIcfg [2024-05-07 21:25:56,940 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 21:25:56,940 INFO L158 Benchmark]: Toolchain (without parser) took 10575.10ms. Allocated memory was 166.7MB in the beginning and 622.9MB in the end (delta: 456.1MB). Free memory was 97.6MB in the beginning and 260.3MB in the end (delta: -162.7MB). Peak memory consumption was 294.8MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,941 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 166.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 21:25:56,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.36ms. Allocated memory is still 166.7MB. Free memory was 97.4MB in the beginning and 76.8MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 166.7MB. Free memory was 76.8MB in the beginning and 74.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,941 INFO L158 Benchmark]: Boogie Preprocessor took 71.39ms. Allocated memory was 166.7MB in the beginning and 254.8MB in the end (delta: 88.1MB). Free memory was 74.7MB in the beginning and 226.7MB in the end (delta: -152.0MB). Peak memory consumption was 7.5MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,941 INFO L158 Benchmark]: RCFGBuilder took 377.87ms. Allocated memory is still 254.8MB. Free memory was 226.7MB in the beginning and 211.5MB in the end (delta: 15.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,942 INFO L158 Benchmark]: TraceAbstraction took 9678.25ms. Allocated memory was 254.8MB in the beginning and 622.9MB in the end (delta: 368.1MB). Free memory was 210.5MB in the beginning and 260.3MB in the end (delta: -49.8MB). Peak memory consumption was 319.8MB. Max. memory is 8.0GB. [2024-05-07 21:25:56,943 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 166.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 394.36ms. Allocated memory is still 166.7MB. Free memory was 97.4MB in the beginning and 76.8MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 166.7MB. Free memory was 76.8MB in the beginning and 74.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 71.39ms. Allocated memory was 166.7MB in the beginning and 254.8MB in the end (delta: 88.1MB). Free memory was 74.7MB in the beginning and 226.7MB in the end (delta: -152.0MB). Peak memory consumption was 7.5MB. Max. memory is 8.0GB. * RCFGBuilder took 377.87ms. Allocated memory is still 254.8MB. Free memory was 226.7MB in the beginning and 211.5MB in the end (delta: 15.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 9678.25ms. Allocated memory was 254.8MB in the beginning and 622.9MB in the end (delta: 368.1MB). Free memory was 210.5MB in the beginning and 260.3MB in the end (delta: -49.8MB). Peak memory consumption was 319.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 168057, independent: 166008, independent conditional: 165692, independent unconditional: 316, dependent: 2049, dependent conditional: 2048, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 167891, independent: 166008, independent conditional: 165692, independent unconditional: 316, dependent: 1883, dependent conditional: 1882, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167891, independent: 166008, independent conditional: 165692, independent unconditional: 316, dependent: 1883, dependent conditional: 1882, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 167891, independent: 166008, independent conditional: 165692, independent unconditional: 316, dependent: 1883, dependent conditional: 1882, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 79647, independent unconditional: 86361, dependent: 7910, dependent conditional: 6037, dependent unconditional: 1873, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 28039, independent unconditional: 137969, dependent: 7910, dependent conditional: 2123, dependent unconditional: 5787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 28039, independent unconditional: 137969, dependent: 7910, dependent conditional: 2123, dependent unconditional: 5787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, independent: 1066, independent conditional: 162, independent unconditional: 904, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, independent: 1042, independent conditional: 0, independent unconditional: 1042, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 28, independent conditional: 25, independent unconditional: 3, dependent: 55, dependent conditional: 35, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 173918, independent: 164942, independent conditional: 27877, independent unconditional: 137065, dependent: 7882, dependent conditional: 2110, dependent unconditional: 5772, unknown: 1094, unknown conditional: 175, unknown unconditional: 919] , Statistics on independence cache: Total cache size (in pairs): 1094, Positive cache size: 1066, Positive conditional cache size: 162, Positive unconditional cache size: 904, Negative cache size: 28, Negative conditional cache size: 13, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 55522, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 79647, independent unconditional: 86361, dependent: 7910, dependent conditional: 6037, dependent unconditional: 1873, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 28039, independent unconditional: 137969, dependent: 7910, dependent conditional: 2123, dependent unconditional: 5787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173918, independent: 166008, independent conditional: 28039, independent unconditional: 137969, dependent: 7910, dependent conditional: 2123, dependent unconditional: 5787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, independent: 1066, independent conditional: 162, independent unconditional: 904, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, independent: 1042, independent conditional: 0, independent unconditional: 1042, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 28, dependent conditional: 13, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 28, independent conditional: 25, independent unconditional: 3, dependent: 55, dependent conditional: 35, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 173918, independent: 164942, independent conditional: 27877, independent unconditional: 137065, dependent: 7882, dependent conditional: 2110, dependent unconditional: 5772, unknown: 1094, unknown conditional: 175, unknown unconditional: 919] , Statistics on independence cache: Total cache size (in pairs): 1094, Positive cache size: 1066, Positive conditional cache size: 162, Positive unconditional cache size: 904, Negative cache size: 28, Negative conditional cache size: 13, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 55522 ], Independence queries for same thread: 166 - 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: 9.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 8.2s, 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: 37, 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, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 786 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 5.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 80, ConditionalCommutativityTraceChecks: 31, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 21:25:56,954 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 21:25:57,160 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...