/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 06:21:05,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 06:21:05,164 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 06:21:05,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 06:21:05,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 06:21:05,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 06:21:05,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 06:21:05,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 06:21:05,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 06:21:05,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 06:21:05,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 06:21:05,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 06:21:05,205 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 06:21:05,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 06:21:05,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 06:21:05,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 06:21:05,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 06:21:05,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 06:21:05,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 06:21:05,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 06:21:05,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 06:21:05,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 06:21:05,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 06:21:05,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 06:21:05,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 06:21:05,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 06:21:05,211 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 06:21:05,211 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 06:21:05,211 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 06:21:05,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:21:05,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 06:21:05,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 06:21:05,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 06:21:05,213 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 06:21:05,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 06:21:05,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 06:21:05,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 06:21:05,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 06:21:05,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 06:21:05,531 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 06:21:05,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c [2024-04-06 06:21:06,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 06:21:06,881 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 06:21:06,881 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c [2024-04-06 06:21:06,889 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e274a6649/265bb10ad40540b8854c6f5b5f4a1680/FLAG0f1c51f86 [2024-04-06 06:21:06,909 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e274a6649/265bb10ad40540b8854c6f5b5f4a1680 [2024-04-06 06:21:06,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 06:21:06,913 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 06:21:06,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 06:21:06,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 06:21:06,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 06:21:06,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:21:06" (1/1) ... [2024-04-06 06:21:06,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbc7d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:06, skipping insertion in model container [2024-04-06 06:21:06,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:21:06" (1/1) ... [2024-04-06 06:21:06,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 06:21:07,152 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/popl20-more-multiply-verify.wvr.c[3042,3055] [2024-04-06 06:21:07,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:21:07,178 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 06:21:07,213 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/popl20-more-multiply-verify.wvr.c[3042,3055] [2024-04-06 06:21:07,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:21:07,226 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 06:21:07,226 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 06:21:07,233 INFO L206 MainTranslator]: Completed translation [2024-04-06 06:21:07,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07 WrapperNode [2024-04-06 06:21:07,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 06:21:07,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 06:21:07,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 06:21:07,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 06:21:07,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,298 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 186 [2024-04-06 06:21:07,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 06:21:07,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 06:21:07,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 06:21:07,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 06:21:07,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,347 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 06:21:07,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 06:21:07,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 06:21:07,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 06:21:07,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (1/1) ... [2024-04-06 06:21:07,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:21:07,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:07,398 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) [2024-04-06 06:21:07,412 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 [2024-04-06 06:21:07,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 06:21:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 06:21:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 06:21:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 06:21:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 06:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 06:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 06:21:07,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 06:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 06:21:07,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 06:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 06:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 06:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 06:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-06 06:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 06:21:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 06:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 06:21:07,456 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 06:21:07,574 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 06:21:07,576 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 06:21:07,870 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 06:21:07,992 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 06:21:07,993 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-06 06:21:07,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:21:07 BoogieIcfgContainer [2024-04-06 06:21:07,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 06:21:07,997 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 06:21:07,997 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 06:21:07,999 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 06:21:07,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 06:21:06" (1/3) ... [2024-04-06 06:21:08,000 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d36f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:21:08, skipping insertion in model container [2024-04-06 06:21:08,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:21:07" (2/3) ... [2024-04-06 06:21:08,000 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d36f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:21:08, skipping insertion in model container [2024-04-06 06:21:08,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:21:07" (3/3) ... [2024-04-06 06:21:08,001 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-multiply-verify.wvr.c [2024-04-06 06:21:08,009 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 06:21:08,017 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 06:21:08,017 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 06:21:08,017 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 06:21:08,098 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-06 06:21:08,136 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 06:21:08,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 06:21:08,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:08,139 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) [2024-04-06 06:21:08,151 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 [2024-04-06 06:21:08,196 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 06:21:08,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:08,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 06:21:08,218 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;@446c0dad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 06:21:08,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-06 06:21:08,349 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)] === [2024-04-06 06:21:08,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:08,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1469579016, now seen corresponding path program 1 times [2024-04-06 06:21:08,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:08,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603921447] [2024-04-06 06:21:08,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:08,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:21:08,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:08,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603921447] [2024-04-06 06:21:08,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603921447] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:21:08,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:21:08,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 06:21:08,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933711541] [2024-04-06 06:21:08,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:21:08,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 06:21:08,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:08,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 06:21:08,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 06:21:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:08,762 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:08,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 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) [2024-04-06 06:21:08,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:08,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:08,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 06:21:08,818 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)] === [2024-04-06 06:21:08,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:08,818 INFO L85 PathProgramCache]: Analyzing trace with hash 540476356, now seen corresponding path program 1 times [2024-04-06 06:21:08,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:08,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501039536] [2024-04-06 06:21:08,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:08,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:21:09,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:09,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501039536] [2024-04-06 06:21:09,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501039536] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:21:09,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:21:09,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 06:21:09,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758605268] [2024-04-06 06:21:09,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:21:09,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-06 06:21:09,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:09,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-06 06:21:09,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-06 06:21:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:09,028 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:09,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 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) [2024-04-06 06:21:09,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:09,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:09,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 06:21:09,201 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)] === [2024-04-06 06:21:09,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:09,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1905089476, now seen corresponding path program 2 times [2024-04-06 06:21:09,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:09,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290842353] [2024-04-06 06:21:09,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:09,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:09,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:09,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290842353] [2024-04-06 06:21:09,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290842353] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:21:09,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385523251] [2024-04-06 06:21:09,602 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:21:09,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:09,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:09,646 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) [2024-04-06 06:21:09,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 06:21:09,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-06 06:21:09,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:21:09,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-06 06:21:09,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:21:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:21:10,007 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 06:21:10,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385523251] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:21:10,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 06:21:10,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2024-04-06 06:21:10,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85219279] [2024-04-06 06:21:10,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:21:10,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 06:21:10,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:10,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 06:21:10,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-04-06 06:21:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:10,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:10,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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) [2024-04-06 06:21:10,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:10,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:10,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:10,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:10,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:10,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:10,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 06:21:10,400 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 [2024-04-06 06:21:10,401 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)] === [2024-04-06 06:21:10,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:10,402 INFO L85 PathProgramCache]: Analyzing trace with hash 547527253, now seen corresponding path program 1 times [2024-04-06 06:21:10,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:10,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304670019] [2024-04-06 06:21:10,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:10,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:10,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:10,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304670019] [2024-04-06 06:21:10,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304670019] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:21:10,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208599755] [2024-04-06 06:21:10,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:10,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:10,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:10,727 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) [2024-04-06 06:21:10,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 06:21:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:10,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-06 06:21:10,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:21:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:11,040 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:21:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:11,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208599755] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:21:11,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:21:11,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-04-06 06:21:11,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782139851] [2024-04-06 06:21:11,316 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:21:11,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-06 06:21:11,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:11,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-06 06:21:11,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-04-06 06:21:11,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:11,318 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:11,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 9.526315789473685) internal successors, (181), 19 states have internal predecessors, (181), 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) [2024-04-06 06:21:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:11,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:11,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:11,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:11,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-06 06:21:11,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:11,768 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)] === [2024-04-06 06:21:11,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:11,768 INFO L85 PathProgramCache]: Analyzing trace with hash 2019342310, now seen corresponding path program 2 times [2024-04-06 06:21:11,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:11,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204941433] [2024-04-06 06:21:11,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 06:21:12,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:12,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204941433] [2024-04-06 06:21:12,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204941433] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:21:12,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:21:12,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 06:21:12,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79904336] [2024-04-06 06:21:12,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:21:12,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 06:21:12,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:12,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 06:21:12,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-04-06 06:21:12,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:12,004 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:12,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 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) [2024-04-06 06:21:12,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:12,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:12,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:12,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:12,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:12,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:12,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:12,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:12,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:12,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:21:12,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-06 06:21:12,088 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)] === [2024-04-06 06:21:12,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:12,088 INFO L85 PathProgramCache]: Analyzing trace with hash -243412045, now seen corresponding path program 1 times [2024-04-06 06:21:12,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:12,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012433002] [2024-04-06 06:21:12,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:12,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 06:21:12,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:12,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012433002] [2024-04-06 06:21:12,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012433002] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:21:12,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [492226626] [2024-04-06 06:21:12,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:12,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:12,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:12,548 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) [2024-04-06 06:21:12,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 06:21:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:12,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-06 06:21:12,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:21:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 06:21:12,860 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:21:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 06:21:13,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [492226626] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:21:13,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:21:13,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2024-04-06 06:21:13,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138856631] [2024-04-06 06:21:13,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:21:13,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-06 06:21:13,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:13,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-06 06:21:13,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2024-04-06 06:21:13,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:13,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:13,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.35) internal successors, (187), 20 states have internal predecessors, (187), 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) [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:21:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:21:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:21:14,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 06:21:14,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:14,381 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)] === [2024-04-06 06:21:14,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:21:14,382 INFO L85 PathProgramCache]: Analyzing trace with hash 762666790, now seen corresponding path program 2 times [2024-04-06 06:21:14,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:21:14,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752125900] [2024-04-06 06:21:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:21:14,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:21:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:21:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:21,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:21:21,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752125900] [2024-04-06 06:21:21,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752125900] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:21:21,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382478943] [2024-04-06 06:21:21,450 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:21:21,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:21:21,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:21:21,457 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) [2024-04-06 06:21:21,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 06:21:21,674 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:21:21,674 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:21:21,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 63 conjunts are in the unsatisfiable core [2024-04-06 06:21:21,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:21:22,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2024-04-06 06:21:23,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-06 06:21:23,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-06 06:21:23,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-06 06:21:24,623 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 06:21:24,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 25 [2024-04-06 06:21:24,854 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:24,854 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:21:32,208 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 06:21:32,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 213 treesize of output 153 [2024-04-06 06:21:32,297 INFO L349 Elim1Store]: treesize reduction 13, result has 64.9 percent of original size [2024-04-06 06:21:32,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 3346 treesize of output 3165 [2024-04-06 06:21:32,329 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 06:21:32,331 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 06:21:32,355 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 06:21:32,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 565 treesize of output 507 [2024-04-06 06:21:32,371 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 06:21:32,373 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 06:21:32,392 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 06:21:32,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 487 treesize of output 468 [2024-04-06 06:21:32,441 INFO L349 Elim1Store]: treesize reduction 16, result has 56.8 percent of original size [2024-04-06 06:21:32,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 551 treesize of output 415 [2024-04-06 06:21:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:21:37,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382478943] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:21:37,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:21:37,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 36, 31] total 94 [2024-04-06 06:21:37,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869602333] [2024-04-06 06:21:37,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:21:37,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-04-06 06:21:37,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:21:37,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-04-06 06:21:37,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=916, Invalid=7752, Unknown=74, NotChecked=0, Total=8742 [2024-04-06 06:21:37,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:37,558 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:21:37,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 4.117021276595745) internal successors, (387), 94 states have internal predecessors, (387), 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) [2024-04-06 06:21:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:21:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:21:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:21:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:21:37,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:21:37,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:21:44,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-06 06:21:51,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-06 06:21:53,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-06 06:21:55,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-06 06:21:58,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:22:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:22:02,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-06 06:22:02,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 06:22:02,687 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,SelfDestructingSolverStorable6 [2024-04-06 06:22:02,688 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)] === [2024-04-06 06:22:02,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:22:02,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1376818920, now seen corresponding path program 3 times [2024-04-06 06:22:02,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:22:02,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098329115] [2024-04-06 06:22:02,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:22:02,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:22:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:22:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 36 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 06:22:03,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:22:03,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098329115] [2024-04-06 06:22:03,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098329115] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:22:03,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264816530] [2024-04-06 06:22:03,446 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:22:03,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:22:03,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:22:03,448 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 06:22:03,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 06:22:03,920 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-06 06:22:03,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:22:03,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-06 06:22:03,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:22:04,301 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 36 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 06:22:04,302 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:22:05,802 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 22 proven. 51 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 06:22:05,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264816530] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:22:05,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:22:05,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 20] total 45 [2024-04-06 06:22:05,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038188080] [2024-04-06 06:22:05,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:22:05,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-04-06 06:22:05,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:22:05,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-04-06 06:22:05,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=1771, Unknown=0, NotChecked=0, Total=1980 [2024-04-06 06:22:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:22:05,806 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:22:05,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.622222222222222) internal successors, (253), 45 states have internal predecessors, (253), 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) [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:22:05,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:22:05,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-06 06:22:05,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:22:26,112 WARN L293 SmtUtils]: Spent 6.54s on a formula simplification. DAG size of input: 85 DAG size of output: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:22:49,604 WARN L293 SmtUtils]: Spent 9.45s on a formula simplification. DAG size of input: 76 DAG size of output: 36 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:23:25,273 WARN L293 SmtUtils]: Spent 27.10s on a formula simplification. DAG size of input: 89 DAG size of output: 49 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:23:31,605 WARN L293 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 67 DAG size of output: 37 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:23:48,708 WARN L293 SmtUtils]: Spent 10.68s on a formula simplification. DAG size of input: 79 DAG size of output: 49 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-06 06:24:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-06 06:24:20,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-04-06 06:24:20,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:20,968 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)] === [2024-04-06 06:24:20,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:20,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1458690484, now seen corresponding path program 4 times [2024-04-06 06:24:20,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:20,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936210917] [2024-04-06 06:24:20,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:20,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:22,677 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 72 proven. 224 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 06:24:22,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:22,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936210917] [2024-04-06 06:24:22,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936210917] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:22,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677722954] [2024-04-06 06:24:22,678 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 06:24:22,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:22,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:22,680 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 06:24:22,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 06:24:22,865 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 06:24:22,865 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:22,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 62 conjunts are in the unsatisfiable core [2024-04-06 06:24:22,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:24,110 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 72 proven. 224 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 06:24:24,110 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:26,667 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 72 proven. 224 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 06:24:26,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1677722954] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:26,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:26,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 90 [2024-04-06 06:24:26,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046326490] [2024-04-06 06:24:26,668 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:26,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2024-04-06 06:24:26,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:26,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2024-04-06 06:24:26,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=7512, Unknown=0, NotChecked=0, Total=8010 [2024-04-06 06:24:26,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:26,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:26,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 4.011111111111111) internal successors, (361), 90 states have internal predecessors, (361), 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) [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-06 06:24:26,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:04,754 WARN L293 SmtUtils]: Spent 15.61s on a formula simplification. DAG size of input: 99 DAG size of output: 96 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:25:07,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:09,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:12,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:14,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:16,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:17,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:46,918 WARN L293 SmtUtils]: Spent 16.09s on a formula simplification. DAG size of input: 100 DAG size of output: 97 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:25:48,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:49,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:51,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:25:53,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:26:24,258 WARN L293 SmtUtils]: Spent 15.04s on a formula simplification. DAG size of input: 103 DAG size of output: 100 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:26:49,236 WARN L293 SmtUtils]: Spent 13.57s on a formula simplification. DAG size of input: 107 DAG size of output: 104 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:27:13,916 WARN L293 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 86 DAG size of output: 84 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:27:16,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:27:25,950 WARN L293 SmtUtils]: Spent 7.26s on a formula simplification. DAG size of input: 93 DAG size of output: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:28:11,546 WARN L293 SmtUtils]: Spent 16.81s on a formula simplification. DAG size of input: 85 DAG size of output: 82 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:28:13,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:28:18,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:28:20,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:28:45,317 WARN L293 SmtUtils]: Spent 15.46s on a formula simplification. DAG size of input: 84 DAG size of output: 81 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:28:47,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:28:50,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:29:18,892 WARN L293 SmtUtils]: Spent 18.33s on a formula simplification. DAG size of input: 86 DAG size of output: 83 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:29:20,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:29:22,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:29:45,993 WARN L293 SmtUtils]: Spent 15.39s on a formula simplification. DAG size of input: 90 DAG size of output: 87 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:30:05,435 WARN L293 SmtUtils]: Spent 5.01s on a formula simplification. DAG size of input: 59 DAG size of output: 57 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:30:15,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:48,365 WARN L293 SmtUtils]: Spent 7.63s on a formula simplification. DAG size of input: 72 DAG size of output: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:30:50,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:52,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:54,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:55,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:56,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:30:58,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:31:21,134 WARN L293 SmtUtils]: Spent 9.83s on a formula simplification. DAG size of input: 71 DAG size of output: 68 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:31:23,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:31:25,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:31:27,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:31:49,570 WARN L293 SmtUtils]: Spent 10.80s on a formula simplification. DAG size of input: 73 DAG size of output: 65 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:31:52,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:32:06,805 WARN L293 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 77 DAG size of output: 74 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:32:52,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:33:04,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:33:22,490 WARN L293 SmtUtils]: Spent 6.60s on a formula simplification. DAG size of input: 60 DAG size of output: 55 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-06 06:35:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-06 06:35:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-06 06:35:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2024-04-06 06:35:19,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-06 06:35:20,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-06 06:35:20,174 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-06 06:35:20,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:35:20,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1162423116, now seen corresponding path program 5 times [2024-04-06 06:35:20,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:35:20,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826552008] [2024-04-06 06:35:20,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:35:20,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:35:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-04-06 06:35:20,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-06 06:35:20,469 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Termination requested (timeout or resource limit) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:275) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:152) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:260) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:237) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:869) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:793) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:352) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:327) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-04-06 06:35:20,477 INFO L158 Benchmark]: Toolchain (without parser) took 853564.05ms. Allocated memory was 315.6MB in the beginning and 906.0MB in the end (delta: 590.3MB). Free memory was 244.5MB in the beginning and 470.9MB in the end (delta: -226.4MB). Peak memory consumption was 364.7MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,477 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 315.6MB. Free memory was 283.9MB in the beginning and 283.6MB in the end (delta: 223.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 06:35:20,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.78ms. Allocated memory is still 315.6MB. Free memory was 244.2MB in the beginning and 232.2MB in the end (delta: 12.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.12ms. Allocated memory is still 315.6MB. Free memory was 232.2MB in the beginning and 230.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,478 INFO L158 Benchmark]: Boogie Preprocessor took 50.65ms. Allocated memory is still 315.6MB. Free memory was 230.1MB in the beginning and 228.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,478 INFO L158 Benchmark]: RCFGBuilder took 643.88ms. Allocated memory is still 315.6MB. Free memory was 228.2MB in the beginning and 275.7MB in the end (delta: -47.5MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,478 INFO L158 Benchmark]: TraceAbstraction took 852480.09ms. Allocated memory was 315.6MB in the beginning and 906.0MB in the end (delta: 590.3MB). Free memory was 274.6MB in the beginning and 470.9MB in the end (delta: -196.3MB). Peak memory consumption was 394.1MB. Max. memory is 8.0GB. [2024-04-06 06:35:20,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 315.6MB. Free memory was 283.9MB in the beginning and 283.6MB in the end (delta: 223.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 317.78ms. Allocated memory is still 315.6MB. Free memory was 244.2MB in the beginning and 232.2MB in the end (delta: 12.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.12ms. Allocated memory is still 315.6MB. Free memory was 232.2MB in the beginning and 230.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.65ms. Allocated memory is still 315.6MB. Free memory was 230.1MB in the beginning and 228.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 643.88ms. Allocated memory is still 315.6MB. Free memory was 228.2MB in the beginning and 275.7MB in the end (delta: -47.5MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 852480.09ms. Allocated memory was 315.6MB in the beginning and 906.0MB in the end (delta: 590.3MB). Free memory was 274.6MB in the beginning and 470.9MB in the end (delta: -196.3MB). Peak memory consumption was 394.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Termination requested (timeout or resource limit) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Termination requested (timeout or resource limit): de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:275) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown