/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 20:28:52,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 20:28:52,996 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 20:28:53,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 20:28:53,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 20:28:53,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 20:28:53,028 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 20:28:53,028 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 20:28:53,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 20:28:53,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 20:28:53,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 20:28:53,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 20:28:53,034 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 20:28:53,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 20:28:53,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 20:28:53,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 20:28:53,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 20:28:53,037 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 20:28:53,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 20:28:53,037 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 20:28:53,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 20:28:53,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 20:28:53,038 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 20:28:53,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 20:28:53,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 20:28:53,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 20:28:53,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 20:28:53,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 20:28:53,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 20:28:53,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 20:28:53,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 20:28:53,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 20:28:53,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 20:28:53,284 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 20:28:53,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-04-05 20:28:54,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 20:28:54,505 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 20:28:54,506 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-04-05 20:28:54,512 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c61c47458/9a7006a9f5164c70923f8c00bfb73d21/FLAG71ad6bfb2 [2024-04-05 20:28:54,522 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c61c47458/9a7006a9f5164c70923f8c00bfb73d21 [2024-04-05 20:28:54,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 20:28:54,525 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 20:28:54,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 20:28:54,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 20:28:54,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 20:28:54,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a0867e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54, skipping insertion in model container [2024-04-05 20:28:54,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,548 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 20:28:54,662 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c[2950,2963] [2024-04-05 20:28:54,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 20:28:54,674 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 20:28:54,692 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c[2950,2963] [2024-04-05 20:28:54,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 20:28:54,702 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 20:28:54,702 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 20:28:54,707 INFO L206 MainTranslator]: Completed translation [2024-04-05 20:28:54,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54 WrapperNode [2024-04-05 20:28:54,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 20:28:54,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 20:28:54,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 20:28:54,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 20:28:54,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,731 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-04-05 20:28:54,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 20:28:54,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 20:28:54,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 20:28:54,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 20:28:54,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 20:28:54,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 20:28:54,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 20:28:54,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 20:28:54,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (1/1) ... [2024-04-05 20:28:54,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 20:28:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:28:54,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 20:28:54,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 20:28:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 20:28:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 20:28:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 20:28:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 20:28:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 20:28:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 20:28:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 20:28:54,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 20:28:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 20:28:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 20:28:54,875 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 20:28:54,975 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 20:28:54,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 20:28:55,194 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 20:28:55,215 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 20:28:55,215 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-04-05 20:28:55,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 08:28:55 BoogieIcfgContainer [2024-04-05 20:28:55,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 20:28:55,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 20:28:55,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 20:28:55,220 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 20:28:55,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 08:28:54" (1/3) ... [2024-04-05 20:28:55,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b87b426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 08:28:55, skipping insertion in model container [2024-04-05 20:28:55,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 08:28:54" (2/3) ... [2024-04-05 20:28:55,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b87b426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 08:28:55, skipping insertion in model container [2024-04-05 20:28:55,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 08:28:55" (3/3) ... [2024-04-05 20:28:55,222 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-4.wvr.c [2024-04-05 20:28:55,228 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 20:28:55,250 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 20:28:55,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 20:28:55,250 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 20:28:55,311 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-05 20:28:55,342 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 20:28:55,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 20:28:55,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:28:55,344 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 20:28:55,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 20:28:55,368 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 20:28:55,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:55,383 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 20:28:55,392 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;@31a79758, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-05 20:28:55,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 20:28:55,599 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)] === [2024-04-05 20:28:55,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:55,600 INFO L85 PathProgramCache]: Analyzing trace with hash 965139587, now seen corresponding path program 1 times [2024-04-05 20:28:55,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:28:55,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076795442] [2024-04-05 20:28:55,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:55,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 20:28:55,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:28:55,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076795442] [2024-04-05 20:28:55,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076795442] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 20:28:55,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 20:28:55,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 20:28:55,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954613651] [2024-04-05 20:28:55,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 20:28:55,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 20:28:55,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:28:55,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 20:28:55,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 20:28:55,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:55,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:28:55,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:28:55,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:55,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:55,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 20:28:55,828 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)] === [2024-04-05 20:28:55,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:55,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1493657350, now seen corresponding path program 1 times [2024-04-05 20:28:55,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:28:55,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395313706] [2024-04-05 20:28:55,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:55,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:28:56,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:28:56,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395313706] [2024-04-05 20:28:56,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395313706] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 20:28:56,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 20:28:56,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 20:28:56,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441077018] [2024-04-05 20:28:56,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 20:28:56,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 20:28:56,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:28:56,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 20:28:56,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-05 20:28:56,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:56,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:28:56,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:28:56,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:56,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 20:28:56,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 20:28:56,605 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)] === [2024-04-05 20:28:56,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:56,607 INFO L85 PathProgramCache]: Analyzing trace with hash -785776675, now seen corresponding path program 1 times [2024-04-05 20:28:56,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:28:56,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052019684] [2024-04-05 20:28:56,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:56,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:57,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:28:57,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:28:57,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052019684] [2024-04-05 20:28:57,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052019684] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 20:28:57,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097688818] [2024-04-05 20:28:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:57,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:28:57,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:28:57,098 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 20:28:57,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 20:28:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:57,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 20:28:57,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 20:28:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:28:57,321 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 20:28:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:28:57,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097688818] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 20:28:57,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 20:28:57,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 17 [2024-04-05 20:28:57,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651869952] [2024-04-05 20:28:57,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 20:28:57,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-05 20:28:57,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:28:57,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-04-05 20:28:57,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2024-04-05 20:28:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:57,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:28:57,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 9.294117647058824) internal successors, (158), 17 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:28:57,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:57,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 20:28:57,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:58,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:28:58,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 20:28:58,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 20:28:58,363 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)] === [2024-04-05 20:28:58,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:58,364 INFO L85 PathProgramCache]: Analyzing trace with hash -573093429, now seen corresponding path program 1 times [2024-04-05 20:28:58,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:28:58,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934137413] [2024-04-05 20:28:58,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:58,534 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 20:28:58,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:28:58,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934137413] [2024-04-05 20:28:58,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934137413] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 20:28:58,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 20:28:58,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 20:28:58,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532441820] [2024-04-05 20:28:58,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 20:28:58,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-05 20:28:58,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:28:58,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-05 20:28:58,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-05 20:28:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:58,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:28:58,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:28:58,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:58,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:28:58,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:28:58,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:58,986 INFO L85 PathProgramCache]: Analyzing trace with hash 824607359, now seen corresponding path program 1 times [2024-04-05 20:28:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:58,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:28:59,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 20:28:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:28:59,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:59,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:28:59,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:28:59,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:28:59,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-04-05 20:28:59,075 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)] === [2024-04-05 20:28:59,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:28:59,075 INFO L85 PathProgramCache]: Analyzing trace with hash 503133249, now seen corresponding path program 1 times [2024-04-05 20:28:59,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:28:59,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789745737] [2024-04-05 20:28:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:28:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 20:28:59,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:28:59,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789745737] [2024-04-05 20:28:59,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789745737] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 20:28:59,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398795198] [2024-04-05 20:28:59,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:28:59,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:28:59,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:28:59,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 20:28:59,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 20:28:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:28:59,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-05 20:28:59,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 20:28:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 20:28:59,402 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 20:28:59,447 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 20:28:59,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398795198] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 20:28:59,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 20:28:59,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2024-04-05 20:28:59,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322613294] [2024-04-05 20:28:59,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 20:28:59,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-05 20:28:59,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:28:59,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-05 20:28:59,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-04-05 20:28:59,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:59,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:28:59,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.727272727272727) internal successors, (129), 11 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:28:59,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:59,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:28:59,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:28:59,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:28:59,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:59,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:28:59,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:28:59,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:28:59,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:28:59,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:28:59,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 20:29:00,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:29:00,146 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 20:29:00,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:29:00,146 INFO L85 PathProgramCache]: Analyzing trace with hash -248323411, now seen corresponding path program 2 times [2024-04-05 20:29:00,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:29:00,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853966686] [2024-04-05 20:29:00,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:00,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:29:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:29:00,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:29:00,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853966686] [2024-04-05 20:29:00,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853966686] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 20:29:00,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 20:29:00,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 20:29:00,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702322507] [2024-04-05 20:29:00,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 20:29:00,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-05 20:29:00,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:29:00,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-05 20:29:00,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-05 20:29:00,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:00,289 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:29:00,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:00,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:00,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-05 20:29:00,694 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 20:29:00,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:29:00,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1958523306, now seen corresponding path program 1 times [2024-04-05 20:29:00,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:29:00,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92407088] [2024-04-05 20:29:00,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:29:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 20:29:00,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:29:00,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92407088] [2024-04-05 20:29:00,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92407088] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 20:29:00,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492202358] [2024-04-05 20:29:00,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:00,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:29:00,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:29:00,912 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 20:29:00,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 20:29:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:29:00,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-05 20:29:00,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 20:29:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 20:29:01,022 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 20:29:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 20:29:01,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492202358] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 20:29:01,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 20:29:01,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2024-04-05 20:29:01,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919889342] [2024-04-05 20:29:01,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 20:29:01,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-05 20:29:01,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:29:01,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-05 20:29:01,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-04-05 20:29:01,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:01,083 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:29:01,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.0) internal successors, (120), 12 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:01,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:01,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 20:29:01,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 20:29:02,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:29:02,039 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 20:29:02,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:29:02,039 INFO L85 PathProgramCache]: Analyzing trace with hash -2089867635, now seen corresponding path program 2 times [2024-04-05 20:29:02,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:29:02,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792706384] [2024-04-05 20:29:02,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:02,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:29:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:29:02,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:29:02,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792706384] [2024-04-05 20:29:02,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792706384] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 20:29:02,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441952428] [2024-04-05 20:29:02,336 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 20:29:02,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 20:29:02,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 20:29:02,337 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 20:29:02,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 20:29:02,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 20:29:02,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 20:29:02,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-05 20:29:02,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 20:29:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:29:02,560 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 20:29:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 20:29:02,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441952428] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 20:29:02,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 20:29:02,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 22 [2024-04-05 20:29:02,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634971715] [2024-04-05 20:29:02,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 20:29:02,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 20:29:02,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:29:02,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 20:29:02,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2024-04-05 20:29:02,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:02,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:29:02,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.454545454545455) internal successors, (186), 22 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:29:02,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 20:29:02,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 20:29:04,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-05 20:29:04,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 20:29:04,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-05 20:29:04,361 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 20:29:04,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 20:29:04,361 INFO L85 PathProgramCache]: Analyzing trace with hash 79552643, now seen corresponding path program 3 times [2024-04-05 20:29:04,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 20:29:04,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185487199] [2024-04-05 20:29:04,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:04,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 20:29:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 20:29:04,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 20:29:04,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185487199] [2024-04-05 20:29:04,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185487199] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 20:29:04,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 20:29:04,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 20:29:04,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966881409] [2024-04-05 20:29:04,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 20:29:04,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 20:29:04,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 20:29:04,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 20:29:04,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-04-05 20:29:04,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:04,589 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 20:29:04,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-05 20:29:04,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:05,347 INFO L85 PathProgramCache]: Analyzing trace with hash 929421133, now seen corresponding path program 1 times [2024-04-05 20:29:05,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:05,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:05,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 20:29:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:05,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1538393867, now seen corresponding path program 1 times [2024-04-05 20:29:05,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:05,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:05,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 20:29:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:06,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1197025991, now seen corresponding path program 1 times [2024-04-05 20:29:06,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 20:29:06,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 20:29:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:06,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 20:29:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 20:29:07,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 20:29:07,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-05 20:29:07,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 20:29:07,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 20:29:07,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 20:29:07,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 20:29:07,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 20:29:07,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9 [2024-04-05 20:29:07,958 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 20:29:07,959 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 20:29:07,959 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 20:29:07,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 08:29:07 BasicIcfg [2024-04-05 20:29:07,962 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 20:29:07,962 INFO L158 Benchmark]: Toolchain (without parser) took 13437.10ms. Allocated memory was 208.7MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 134.9MB in the beginning and 471.7MB in the end (delta: -336.8MB). Peak memory consumption was 574.4MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,962 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 142.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 20:29:07,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 182.05ms. Allocated memory is still 208.7MB. Free memory was 134.7MB in the beginning and 123.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.90ms. Allocated memory is still 208.7MB. Free memory was 123.2MB in the beginning and 121.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,963 INFO L158 Benchmark]: Boogie Preprocessor took 20.10ms. Allocated memory is still 208.7MB. Free memory was 121.5MB in the beginning and 120.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,963 INFO L158 Benchmark]: RCFGBuilder took 464.12ms. Allocated memory is still 208.7MB. Free memory was 120.1MB in the beginning and 174.3MB in the end (delta: -54.3MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,963 INFO L158 Benchmark]: TraceAbstraction took 12743.61ms. Allocated memory was 208.7MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 173.3MB in the beginning and 471.7MB in the end (delta: -298.4MB). Peak memory consumption was 611.2MB. Max. memory is 8.0GB. [2024-04-05 20:29:07,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 142.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 182.05ms. Allocated memory is still 208.7MB. Free memory was 134.7MB in the beginning and 123.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.90ms. Allocated memory is still 208.7MB. Free memory was 123.2MB in the beginning and 121.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.10ms. Allocated memory is still 208.7MB. Free memory was 121.5MB in the beginning and 120.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 464.12ms. Allocated memory is still 208.7MB. Free memory was 120.1MB in the beginning and 174.3MB in the end (delta: -54.3MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. * TraceAbstraction took 12743.61ms. Allocated memory was 208.7MB in the beginning and 1.1GB in the end (delta: 911.2MB). Free memory was 173.3MB in the beginning and 471.7MB in the end (delta: -298.4MB). Peak memory consumption was 611.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 781936, independent: 730528, independent conditional: 730080, independent unconditional: 448, dependent: 51408, dependent conditional: 51181, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 731349, independent: 730528, independent conditional: 730080, independent unconditional: 448, dependent: 821, dependent conditional: 821, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 731349, independent: 730528, independent conditional: 730080, independent unconditional: 448, dependent: 821, dependent conditional: 821, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 731349, independent: 730528, independent conditional: 730080, independent unconditional: 448, dependent: 821, dependent conditional: 821, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16978, independent unconditional: 713550, dependent: 8050, dependent conditional: 5594, dependent unconditional: 2456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16657, independent unconditional: 713871, dependent: 8050, dependent conditional: 3764, dependent unconditional: 4286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16657, independent unconditional: 713871, dependent: 8050, dependent conditional: 3764, dependent unconditional: 4286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 815, independent: 729, independent conditional: 39, independent unconditional: 690, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 815, independent: 692, independent conditional: 0, independent unconditional: 692, dependent: 123, dependent conditional: 0, dependent unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 123, independent: 37, independent conditional: 29, independent unconditional: 8, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 123, independent: 37, independent conditional: 29, independent unconditional: 8, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, independent: 82, independent conditional: 40, independent unconditional: 42, dependent: 105, dependent conditional: 92, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 738578, independent: 729799, independent conditional: 16618, independent unconditional: 713181, dependent: 7964, dependent conditional: 3692, dependent unconditional: 4272, unknown: 815, unknown conditional: 111, unknown unconditional: 704] , Statistics on independence cache: Total cache size (in pairs): 815, Positive cache size: 729, Positive conditional cache size: 39, Positive unconditional cache size: 690, Negative cache size: 86, Negative conditional cache size: 72, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2151, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16978, independent unconditional: 713550, dependent: 8050, dependent conditional: 5594, dependent unconditional: 2456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16657, independent unconditional: 713871, dependent: 8050, dependent conditional: 3764, dependent unconditional: 4286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 738578, independent: 730528, independent conditional: 16657, independent unconditional: 713871, dependent: 8050, dependent conditional: 3764, dependent unconditional: 4286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 815, independent: 729, independent conditional: 39, independent unconditional: 690, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 815, independent: 692, independent conditional: 0, independent unconditional: 692, dependent: 123, dependent conditional: 0, dependent unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 123, independent: 37, independent conditional: 29, independent unconditional: 8, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 123, independent: 37, independent conditional: 29, independent unconditional: 8, dependent: 86, dependent conditional: 72, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, independent: 82, independent conditional: 40, independent unconditional: 42, dependent: 105, dependent conditional: 92, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 738578, independent: 729799, independent conditional: 16618, independent unconditional: 713181, dependent: 7964, dependent conditional: 3692, dependent unconditional: 4272, unknown: 815, unknown conditional: 111, unknown unconditional: 704] , Statistics on independence cache: Total cache size (in pairs): 815, Positive cache size: 729, Positive conditional cache size: 39, Positive unconditional cache size: 690, Negative cache size: 86, Negative conditional cache size: 72, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2151 ], Independence queries for same thread: 50587 - PositiveResult [Line: 116]: 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, 126 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 3, 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: 133, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1190 NumberOfCodeBlocks, 1190 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1550 ConstructedInterpolants, 0 QuantifiedInterpolants, 5382 SizeOfPredicates, 20 NumberOfNonLiveVariables, 901 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 17 InterpolantComputations, 5 PerfectInterpolantSequences, 198/250 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-05 20:29:07,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 20:29:08,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...