/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --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-min-array.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 07:46:39,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 07:46:39,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 07:46:39,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 07:46:39,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 07:46:39,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 07:46:39,482 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 07:46:39,483 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 07:46:39,483 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 07:46:39,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 07:46:39,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 07:46:39,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 07:46:39,487 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 07:46:39,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 07:46:39,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 07:46:39,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 07:46:39,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 07:46:39,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 07:46:39,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 07:46:39,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 07:46:39,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 07:46:39,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 07:46:39,490 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 07:46:39,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 07:46:39,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 07:46:39,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 07:46:39,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 07:46:39,494 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 07:46:39,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 07:46:39,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 07:46:39,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 07:46:39,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 07:46:39,761 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 07:46:39,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-min-array.wvr.c [2024-05-08 07:46:40,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 07:46:41,096 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 07:46:41,096 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-min-array.wvr.c [2024-05-08 07:46:41,102 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/966002bfc/4e9a3777513e48199ba415e2514502be/FLAG7e165726c [2024-05-08 07:46:41,115 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/966002bfc/4e9a3777513e48199ba415e2514502be [2024-05-08 07:46:41,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 07:46:41,119 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 07:46:41,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 07:46:41,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 07:46:41,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 07:46:41,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a91e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41, skipping insertion in model container [2024-05-08 07:46:41,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,147 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 07:46:41,280 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-min-array.wvr.c[2553,2566] [2024-05-08 07:46:41,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 07:46:41,298 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 07:46:41,318 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-min-array.wvr.c[2553,2566] [2024-05-08 07:46:41,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 07:46:41,325 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 07:46:41,325 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 07:46:41,330 INFO L206 MainTranslator]: Completed translation [2024-05-08 07:46:41,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41 WrapperNode [2024-05-08 07:46:41,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 07:46:41,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 07:46:41,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 07:46:41,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 07:46:41,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,362 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2024-05-08 07:46:41,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 07:46:41,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 07:46:41,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 07:46:41,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 07:46:41,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 07:46:41,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 07:46:41,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 07:46:41,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 07:46:41,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (1/1) ... [2024-05-08 07:46:41,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 07:46:41,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:46:41,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 07:46:41,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 07:46:41,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 07:46:41,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-08 07:46:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-08 07:46:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-08 07:46:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 07:46:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 07:46:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 07:46:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-08 07:46:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 07:46:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 07:46:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 07:46:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 07:46:41,498 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 07:46:41,570 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 07:46:41,571 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 07:46:41,808 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 07:46:41,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 07:46:41,882 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-08 07:46:41,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 07:46:41 BoogieIcfgContainer [2024-05-08 07:46:41,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 07:46:41,888 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 07:46:41,888 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 07:46:41,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 07:46:41,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 07:46:41" (1/3) ... [2024-05-08 07:46:41,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1921f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 07:46:41, skipping insertion in model container [2024-05-08 07:46:41,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:46:41" (2/3) ... [2024-05-08 07:46:41,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1921f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 07:46:41, skipping insertion in model container [2024-05-08 07:46:41,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 07:46:41" (3/3) ... [2024-05-08 07:46:41,892 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-min-array.wvr.c [2024-05-08 07:46:41,898 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 07:46:41,904 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 07:46:41,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 07:46:41,905 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 07:46:41,966 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-08 07:46:42,006 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 07:46:42,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 07:46:42,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:46:42,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 07:46:42,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 07:46:42,064 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 07:46:42,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:46:42,096 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 07:46:42,108 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;@4801120e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 07:46:42,108 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 07:46:42,848 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:46:42,849 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 54 treesize of output 22 [2024-05-08 07:46:49,025 INFO L85 PathProgramCache]: Analyzing trace with hash 891396233, now seen corresponding path program 1 times [2024-05-08 07:46:49,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:46:49,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:46:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:46:49,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:46:49,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:46:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:46:49,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 07:46:49,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-08 07:46:49,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:46:49,672 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 54 treesize of output 22 [2024-05-08 07:46:55,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1006899432, now seen corresponding path program 1 times [2024-05-08 07:46:55,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:46:55,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:46:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:46:56,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:46:56,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:46:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:46:56,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 07:46:56,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=53, Unknown=1, NotChecked=0, Total=72 [2024-05-08 07:46:56,781 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:46:56,782 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 33 treesize of output 17 [2024-05-08 07:47:06,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1694431922, now seen corresponding path program 1 times [2024-05-08 07:47:06,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:06,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:07,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:07,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:07,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:07,611 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:07,611 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 54 treesize of output 22 [2024-05-08 07:47:11,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1469361547, now seen corresponding path program 2 times [2024-05-08 07:47:11,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:11,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:11,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:11,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:11,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:12,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:12,212 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 33 treesize of output 17 [2024-05-08 07:47:18,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1856616134, now seen corresponding path program 1 times [2024-05-08 07:47:18,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:18,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:47:18,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:18,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:18,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:47:18,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:18,770 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 33 treesize of output 17 [2024-05-08 07:47:24,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1476621904, now seen corresponding path program 3 times [2024-05-08 07:47:24,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:24,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:24,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:24,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:25,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:25,246 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:25,247 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 65 treesize of output 25 [2024-05-08 07:47:35,404 WARN L293 SmtUtils]: Spent 6.01s on a formula simplification. DAG size of input: 27 DAG size of output: 20 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:47:49,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1478716417, now seen corresponding path program 2 times [2024-05-08 07:47:49,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:49,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:47:49,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:49,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:47:49,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:49,859 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 33 treesize of output 17 [2024-05-08 07:47:55,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1892029677, now seen corresponding path program 4 times [2024-05-08 07:47:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:56,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:47:56,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:47:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:47:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:47:56,342 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:47:56,343 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 33 treesize of output 17 [2024-05-08 07:48:02,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1217110236, now seen corresponding path program 3 times [2024-05-08 07:48:02,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:02,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:48:02,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:02,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 07:48:03,225 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:48:03,227 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 33 treesize of output 17 [2024-05-08 07:48:05,420 INFO L85 PathProgramCache]: Analyzing trace with hash 892317202, now seen corresponding path program 5 times [2024-05-08 07:48:05,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:05,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:05,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:05,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:05,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:05,651 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:48:05,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:05,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1876354689, now seen corresponding path program 1 times [2024-05-08 07:48:05,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:05,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064510540] [2024-05-08 07:48:05,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:05,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:05,837 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 07:48:05,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:05,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064510540] [2024-05-08 07:48:05,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064510540] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:05,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030948529] [2024-05-08 07:48:05,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:05,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:05,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:05,878 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) [2024-05-08 07:48:05,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-08 07:48:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:06,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-08 07:48:06,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 07:48:06,270 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:06,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 07:48:06,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030948529] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:06,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:06,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-05-08 07:48:06,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801089005] [2024-05-08 07:48:06,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:06,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-08 07:48:06,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:06,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-08 07:48:06,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-05-08 07:48:06,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:06,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:06,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.64) internal successors, (216), 25 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:06,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:07,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:07,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-08 07:48:07,385 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,SelfDestructingSolverStorable20 [2024-05-08 07:48:07,386 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:48:07,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:07,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1231140213, now seen corresponding path program 2 times [2024-05-08 07:48:07,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:07,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431586976] [2024-05-08 07:48:07,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:07,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-08 07:48:07,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:07,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431586976] [2024-05-08 07:48:07,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431586976] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:07,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600141516] [2024-05-08 07:48:07,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:48:07,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:07,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:07,578 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) [2024-05-08 07:48:07,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-08 07:48:07,724 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:48:07,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:07,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-08 07:48:07,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-08 07:48:07,887 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-08 07:48:08,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600141516] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:08,013 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:08,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 21 [2024-05-08 07:48:08,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617786321] [2024-05-08 07:48:08,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:08,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-05-08 07:48:08,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:08,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-05-08 07:48:08,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2024-05-08 07:48:08,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:08,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:08,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 8.80952380952381) internal successors, (185), 21 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:08,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:08,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:08,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:08,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:08,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:09,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:09,140 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:48:09,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:09,140 INFO L85 PathProgramCache]: Analyzing trace with hash 47822944, now seen corresponding path program 3 times [2024-05-08 07:48:09,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:09,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102956823] [2024-05-08 07:48:09,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:09,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:09,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:09,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102956823] [2024-05-08 07:48:09,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102956823] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:09,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287489982] [2024-05-08 07:48:09,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:48:09,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:09,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:09,420 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) [2024-05-08 07:48:09,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-08 07:48:09,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-08 07:48:09,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:09,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-08 07:48:09,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 07:48:10,039 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 07:48:10,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287489982] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:10,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:10,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 42 [2024-05-08 07:48:10,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384360019] [2024-05-08 07:48:10,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:10,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-08 07:48:10,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:10,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-08 07:48:10,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2024-05-08 07:48:10,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:10,574 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:10,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 7.523809523809524) internal successors, (316), 42 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:13,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:13,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:13,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:13,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:13,860 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:48:13,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:13,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1209341322, now seen corresponding path program 4 times [2024-05-08 07:48:13,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:13,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695114766] [2024-05-08 07:48:13,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:13,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 106 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-08 07:48:14,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:14,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695114766] [2024-05-08 07:48:14,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695114766] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:14,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25803000] [2024-05-08 07:48:14,188 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:48:14,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:14,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:14,197 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) [2024-05-08 07:48:14,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-08 07:48:14,305 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:48:14,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:14,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-08 07:48:14,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-08 07:48:14,745 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-08 07:48:15,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25803000] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:15,286 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:15,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 49 [2024-05-08 07:48:15,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132794552] [2024-05-08 07:48:15,286 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:15,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-08 07:48:15,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:15,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-08 07:48:15,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=2022, Unknown=0, NotChecked=0, Total=2352 [2024-05-08 07:48:15,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:15,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:15,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 7.020408163265306) internal successors, (344), 49 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:15,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:15,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:15,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:15,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:48:16,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:16,204 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,SelfDestructingSolverStorable23 [2024-05-08 07:48:16,204 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:48:16,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:16,204 INFO L85 PathProgramCache]: Analyzing trace with hash -651635820, now seen corresponding path program 5 times [2024-05-08 07:48:16,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:16,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557521872] [2024-05-08 07:48:16,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:16,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 98 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:16,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:16,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557521872] [2024-05-08 07:48:16,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557521872] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:16,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980523812] [2024-05-08 07:48:16,622 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:48:16,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:16,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:16,634 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) [2024-05-08 07:48:16,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-08 07:48:16,770 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-08 07:48:16,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:16,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-08 07:48:16,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 103 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:48:17,492 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:18,374 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:48:18,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980523812] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:18,375 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:18,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 31] total 79 [2024-05-08 07:48:18,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021848903] [2024-05-08 07:48:18,375 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:18,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-05-08 07:48:18,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:18,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-05-08 07:48:18,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=843, Invalid=5319, Unknown=0, NotChecked=0, Total=6162 [2024-05-08 07:48:18,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:18,441 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:18,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 5.987341772151899) internal successors, (473), 79 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:48:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:48:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:19,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:19,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-05-08 07:48:19,711 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)] === [2024-05-08 07:48:19,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:19,711 INFO L85 PathProgramCache]: Analyzing trace with hash 2032833478, now seen corresponding path program 6 times [2024-05-08 07:48:19,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:19,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007947734] [2024-05-08 07:48:19,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:19,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 58 proven. 281 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-05-08 07:48:20,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:20,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007947734] [2024-05-08 07:48:20,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007947734] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:20,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691079714] [2024-05-08 07:48:20,231 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 07:48:20,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:20,232 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) [2024-05-08 07:48:20,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-08 07:48:20,503 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-05-08 07:48:20,503 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:20,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-08 07:48:20,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 80 proven. 259 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-05-08 07:48:21,060 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 245 proven. 94 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-05-08 07:48:21,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691079714] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:21,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:21,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 54 [2024-05-08 07:48:21,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172455943] [2024-05-08 07:48:21,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:21,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-08 07:48:21,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:21,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-08 07:48:21,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=2406, Unknown=0, NotChecked=0, Total=2862 [2024-05-08 07:48:21,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:21,655 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:21,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 7.425925925925926) internal successors, (401), 54 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:21,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:23,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:23,201 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,SelfDestructingSolverStorable25 [2024-05-08 07:48:23,202 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)] === [2024-05-08 07:48:23,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:23,202 INFO L85 PathProgramCache]: Analyzing trace with hash -825630943, now seen corresponding path program 7 times [2024-05-08 07:48:23,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:23,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823469671] [2024-05-08 07:48:23,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 91 proven. 348 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-08 07:48:23,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:23,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823469671] [2024-05-08 07:48:23,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823469671] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:23,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705896151] [2024-05-08 07:48:23,855 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 07:48:23,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:23,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:23,868 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:48:23,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-08 07:48:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:24,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 42 conjunts are in the unsatisfiable core [2024-05-08 07:48:24,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 170 proven. 317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:25,360 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 190 proven. 297 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:27,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1705896151] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:27,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:27,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 43, 43] total 108 [2024-05-08 07:48:27,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065825332] [2024-05-08 07:48:27,023 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:27,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-05-08 07:48:27,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:27,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-05-08 07:48:27,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1214, Invalid=10342, Unknown=0, NotChecked=0, Total=11556 [2024-05-08 07:48:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:27,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:27,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 5.694444444444445) internal successors, (615), 108 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:30,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-08 07:48:30,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:30,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:30,555 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)] === [2024-05-08 07:48:30,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:30,556 INFO L85 PathProgramCache]: Analyzing trace with hash -847436048, now seen corresponding path program 8 times [2024-05-08 07:48:30,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:30,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13096508] [2024-05-08 07:48:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:30,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 132 proven. 463 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-08 07:48:31,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:31,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13096508] [2024-05-08 07:48:31,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13096508] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:31,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501023008] [2024-05-08 07:48:31,190 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:48:31,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:31,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:31,192 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:48:31,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-08 07:48:31,343 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:48:31,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:31,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-08 07:48:31,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 339 proven. 304 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:32,332 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:33,229 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 412 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:33,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501023008] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:33,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:33,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 37, 37] total 87 [2024-05-08 07:48:33,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22440160] [2024-05-08 07:48:33,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:33,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-05-08 07:48:33,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:33,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-05-08 07:48:33,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=6229, Unknown=0, NotChecked=0, Total=7482 [2024-05-08 07:48:33,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:33,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:33,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 6.689655172413793) internal successors, (582), 87 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:33,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:33,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-05-08 07:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-08 07:48:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:48:34,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:35,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-08 07:48:35,159 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)] === [2024-05-08 07:48:35,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:35,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1116430032, now seen corresponding path program 9 times [2024-05-08 07:48:35,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:35,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456032776] [2024-05-08 07:48:35,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:35,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 683 proven. 442 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:48:36,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:36,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456032776] [2024-05-08 07:48:36,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456032776] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:36,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35849265] [2024-05-08 07:48:36,327 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:48:36,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:36,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:36,329 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:48:36,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-08 07:48:36,976 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-05-08 07:48:36,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:36,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-08 07:48:36,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 70 proven. 685 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-05-08 07:48:38,993 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:39,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2024-05-08 07:48:39,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35849265] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:39,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:39,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 45, 12] total 100 [2024-05-08 07:48:39,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950285371] [2024-05-08 07:48:39,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:39,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-05-08 07:48:39,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:39,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-05-08 07:48:39,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=9400, Unknown=0, NotChecked=0, Total=9900 [2024-05-08 07:48:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:39,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:39,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 5.95) internal successors, (595), 100 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:48:39,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:53,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:48:53,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:48:53,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-08 07:48:53,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-08 07:48:53,500 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)] === [2024-05-08 07:48:53,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:48:53,501 INFO L85 PathProgramCache]: Analyzing trace with hash 258516390, now seen corresponding path program 10 times [2024-05-08 07:48:53,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:48:53,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322421025] [2024-05-08 07:48:53,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:48:53,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:48:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:48:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 1053 proven. 531 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:48:54,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:48:54,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322421025] [2024-05-08 07:48:54,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322421025] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:48:54,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594298701] [2024-05-08 07:48:54,901 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:48:54,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:48:54,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:48:54,902 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:48:54,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-08 07:48:55,080 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:48:55,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:48:55,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-08 07:48:55,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:48:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 798 proven. 476 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-05-08 07:48:57,080 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:48:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 823 proven. 451 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-05-08 07:48:59,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594298701] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:48:59,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:48:59,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51, 51] total 145 [2024-05-08 07:48:59,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653851407] [2024-05-08 07:48:59,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:48:59,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-05-08 07:48:59,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:48:59,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-05-08 07:48:59,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2290, Invalid=18590, Unknown=0, NotChecked=0, Total=20880 [2024-05-08 07:48:59,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:48:59,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:48:59,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 5.23448275862069) internal successors, (759), 145 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:48:59,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:01,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:01,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:01,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:01,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:01,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-08 07:49:01,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:01,571 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:49:01,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:49:01,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1592042460, now seen corresponding path program 11 times [2024-05-08 07:49:01,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:49:01,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744956063] [2024-05-08 07:49:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:49:01,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:49:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:03,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 933 proven. 740 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:03,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:49:03,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744956063] [2024-05-08 07:49:03,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744956063] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:49:03,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873237453] [2024-05-08 07:49:03,202 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:49:03,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:03,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:49:03,203 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:49:03,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-08 07:49:03,695 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-05-08 07:49:03,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:49:03,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 54 conjunts are in the unsatisfiable core [2024-05-08 07:49:03,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:49:05,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 1152 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 07:49:05,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:49:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 1152 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 07:49:08,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873237453] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:49:08,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:49:08,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-05-08 07:49:08,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093382171] [2024-05-08 07:49:08,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:49:08,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-05-08 07:49:08,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:49:08,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-05-08 07:49:08,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2623, Invalid=21869, Unknown=0, NotChecked=0, Total=24492 [2024-05-08 07:49:08,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:08,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:49:08,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 6.248407643312102) internal successors, (981), 157 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:49:08,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:08,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:08,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:08,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:08,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:10,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-08 07:49:11,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2024-05-08 07:49:11,012 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:49:11,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:49:11,012 INFO L85 PathProgramCache]: Analyzing trace with hash 804391954, now seen corresponding path program 12 times [2024-05-08 07:49:11,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:49:11,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822130586] [2024-05-08 07:49:11,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:49:11,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:49:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 820 proven. 950 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:12,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:49:12,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822130586] [2024-05-08 07:49:12,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822130586] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:49:12,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668926651] [2024-05-08 07:49:12,934 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 07:49:12,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:12,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:49:12,936 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:49:12,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-08 07:49:14,220 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-05-08 07:49:14,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:49:14,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 58 conjunts are in the unsatisfiable core [2024-05-08 07:49:14,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:49:16,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 835 proven. 935 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:16,449 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:49:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 1133 proven. 637 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:18,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1668926651] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:49:18,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:49:18,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 59] total 152 [2024-05-08 07:49:18,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962814092] [2024-05-08 07:49:18,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:49:18,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 152 states [2024-05-08 07:49:18,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:49:19,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2024-05-08 07:49:19,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2821, Invalid=20131, Unknown=0, NotChecked=0, Total=22952 [2024-05-08 07:49:19,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:19,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:49:19,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 152 states, 152 states have (on average 5.5) internal successors, (836), 152 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:21,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:21,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:49:21,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-08 07:49:21,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-05-08 07:49:21,856 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:49:21,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:49:21,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1215898040, now seen corresponding path program 13 times [2024-05-08 07:49:21,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:49:21,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639814947] [2024-05-08 07:49:21,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:49:21,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:49:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 737 proven. 1138 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:23,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:49:23,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639814947] [2024-05-08 07:49:23,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639814947] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:49:23,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756117464] [2024-05-08 07:49:23,940 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 07:49:23,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:23,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:49:23,942 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:49:23,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-08 07:49:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:24,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 62 conjunts are in the unsatisfiable core [2024-05-08 07:49:24,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:49:26,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 902 proven. 808 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-08 07:49:26,428 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:49:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 968 proven. 742 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-08 07:49:29,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756117464] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:49:29,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:49:29,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 181 [2024-05-08 07:49:29,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946273442] [2024-05-08 07:49:29,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:49:29,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2024-05-08 07:49:29,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:49:30,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2024-05-08 07:49:30,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3466, Invalid=29114, Unknown=0, NotChecked=0, Total=32580 [2024-05-08 07:49:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:30,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:49:30,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 4.895027624309392) internal successors, (886), 181 states have internal predecessors, (886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:49:30,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:49:30,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:33,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:33,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:49:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:49:33,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-05-08 07:49:33,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:33,423 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:49:33,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:49:33,423 INFO L85 PathProgramCache]: Analyzing trace with hash -728163714, now seen corresponding path program 14 times [2024-05-08 07:49:33,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:49:33,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504704087] [2024-05-08 07:49:33,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:49:33,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:49:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2013 backedges. 650 proven. 1363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:49:35,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:49:35,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504704087] [2024-05-08 07:49:35,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504704087] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:49:35,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610723216] [2024-05-08 07:49:35,624 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:49:35,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:35,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:49:35,626 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:49:35,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-08 07:49:35,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:49:35,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:49:35,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 66 conjunts are in the unsatisfiable core [2024-05-08 07:49:35,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:49:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2013 backedges. 957 proven. 890 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-05-08 07:49:38,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:49:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2013 backedges. 992 proven. 855 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-05-08 07:49:42,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610723216] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:49:42,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:49:42,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 67, 67] total 192 [2024-05-08 07:49:42,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412663259] [2024-05-08 07:49:42,383 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:49:42,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2024-05-08 07:49:42,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:49:42,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2024-05-08 07:49:42,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3167, Invalid=33505, Unknown=0, NotChecked=0, Total=36672 [2024-05-08 07:49:42,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:42,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:49:42,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 192 states, 192 states have (on average 5.213541666666667) internal successors, (1001), 192 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:49:42,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:49:52,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:49:52,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-08 07:49:52,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:52,977 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:49:52,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:49:52,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1913642892, now seen corresponding path program 15 times [2024-05-08 07:49:52,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:49:52,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633624402] [2024-05-08 07:49:52,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:49:52,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:49:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:49:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 1711 proven. 1260 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:49:55,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:49:55,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633624402] [2024-05-08 07:49:55,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633624402] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:49:55,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577178245] [2024-05-08 07:49:55,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:49:55,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:49:55,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:49:55,628 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:49:55,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-08 07:49:59,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2024-05-08 07:49:59,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:49:59,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 72 conjunts are in the unsatisfiable core [2024-05-08 07:49:59,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:50:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 2020 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:50:02,369 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:50:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 2020 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:50:06,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577178245] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:50:06,386 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:50:06,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 73, 73] total 210 [2024-05-08 07:50:06,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471580009] [2024-05-08 07:50:06,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:50:06,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 210 states [2024-05-08 07:50:06,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:50:06,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 210 interpolants. [2024-05-08 07:50:06,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4725, Invalid=39165, Unknown=0, NotChecked=0, Total=43890 [2024-05-08 07:50:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:06,844 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:50:06,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 210 states, 210 states have (on average 6.2) internal successors, (1302), 210 states have internal predecessors, (1302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:50:06,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:50:09,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:50:09,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:09,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:50:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:50:09,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-05-08 07:50:10,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-05-08 07:50:10,101 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:50:10,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:50:10,102 INFO L85 PathProgramCache]: Analyzing trace with hash 651321568, now seen corresponding path program 16 times [2024-05-08 07:50:10,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:50:10,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491499950] [2024-05-08 07:50:10,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:50:10,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:50:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:50:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 1395 proven. 1842 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-08 07:50:12,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:50:12,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491499950] [2024-05-08 07:50:12,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491499950] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:50:12,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819221579] [2024-05-08 07:50:12,949 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:50:12,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:50:12,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:50:12,950 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:50:12,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-08 07:50:13,213 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:50:13,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:50:13,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 78 conjunts are in the unsatisfiable core [2024-05-08 07:50:13,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:50:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 1565 proven. 1328 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2024-05-08 07:50:16,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:50:20,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 1651 proven. 1242 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2024-05-08 07:50:20,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819221579] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:50:20,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:50:20,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 79, 79] total 229 [2024-05-08 07:50:20,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047422289] [2024-05-08 07:50:20,767 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:50:20,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 229 states [2024-05-08 07:50:20,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:50:21,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 229 interpolants. [2024-05-08 07:50:21,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5412, Invalid=46800, Unknown=0, NotChecked=0, Total=52212 [2024-05-08 07:50:21,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:21,282 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:50:21,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 229 states, 229 states have (on average 4.812227074235808) internal successors, (1102), 229 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:50:21,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:25,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:50:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:50:25,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-05-08 07:50:25,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-05-08 07:50:25,443 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:50:25,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:50:25,443 INFO L85 PathProgramCache]: Analyzing trace with hash -524804074, now seen corresponding path program 17 times [2024-05-08 07:50:25,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:50:25,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787132360] [2024-05-08 07:50:25,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:50:25,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:50:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:50:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 1122 proven. 2285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:50:28,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:50:28,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787132360] [2024-05-08 07:50:28,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787132360] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:50:28,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818217462] [2024-05-08 07:50:28,184 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:50:28,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:50:28,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:50:28,185 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:50:28,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-08 07:50:29,726 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 20 check-sat command(s) [2024-05-08 07:50:29,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:50:29,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 106 conjunts are in the unsatisfiable core [2024-05-08 07:50:29,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:50:35,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 1723 proven. 1683 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:50:35,604 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:50:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 2019 proven. 1387 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:50:43,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818217462] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:50:43,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:50:43,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 107, 107] total 289 [2024-05-08 07:50:43,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766242442] [2024-05-08 07:50:43,827 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:50:43,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 289 states [2024-05-08 07:50:43,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:50:44,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 289 interpolants. [2024-05-08 07:50:44,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8037, Invalid=75195, Unknown=0, NotChecked=0, Total=83232 [2024-05-08 07:50:44,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:44,183 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:50:44,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 289 states, 289 states have (on average 4.930795847750865) internal successors, (1425), 289 states have internal predecessors, (1425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:50:44,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:44,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:50:44,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:51:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:51:02,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-05-08 07:51:02,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-05-08 07:51:02,289 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:51:02,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:51:02,290 INFO L85 PathProgramCache]: Analyzing trace with hash 978809748, now seen corresponding path program 18 times [2024-05-08 07:51:02,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:51:02,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158263874] [2024-05-08 07:51:02,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:51:02,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:51:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:51:09,209 INFO L134 CoverageAnalysis]: Checked inductivity of 7122 backedges. 3540 proven. 3582 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:51:09,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:51:09,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158263874] [2024-05-08 07:51:09,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158263874] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:51:09,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175388224] [2024-05-08 07:51:09,209 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 07:51:09,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:51:09,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:51:09,210 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:51:09,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-08 07:51:33,552 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2024-05-08 07:51:33,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:51:33,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 148 conjunts are in the unsatisfiable core [2024-05-08 07:51:33,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:51:44,483 INFO L134 CoverageAnalysis]: Checked inductivity of 7122 backedges. 2745 proven. 4376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:51:44,483 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:51:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 7122 backedges. 3121 proven. 4000 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 07:51:58,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175388224] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:51:58,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:51:58,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [113, 149, 149] total 407 [2024-05-08 07:51:58,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462933581] [2024-05-08 07:51:58,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:51:58,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 407 states [2024-05-08 07:51:58,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:51:58,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 407 interpolants. [2024-05-08 07:51:58,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15121, Invalid=150121, Unknown=0, NotChecked=0, Total=165242 [2024-05-08 07:51:58,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:51:58,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:51:58,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 407 states, 407 states have (on average 4.7100737100737105) internal successors, (1917), 407 states have internal predecessors, (1917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:51:58,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:51:58,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:51:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:52:27,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:52:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:52:27,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-08 07:52:28,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:52:28,009 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:52:28,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:52:28,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1216341252, now seen corresponding path program 19 times [2024-05-08 07:52:28,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:52:28,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691648120] [2024-05-08 07:52:28,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:52:28,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:52:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:52:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10744 backedges. 5700 proven. 5044 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:52:38,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:52:38,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691648120] [2024-05-08 07:52:38,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691648120] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:52:38,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845511925] [2024-05-08 07:52:38,403 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 07:52:38,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:52:38,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:52:38,405 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:52:38,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-08 07:52:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:52:38,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 166 conjunts are in the unsatisfiable core [2024-05-08 07:52:38,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:52:55,102 INFO L134 CoverageAnalysis]: Checked inductivity of 10744 backedges. 4145 proven. 6476 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-05-08 07:52:55,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:53:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10744 backedges. 4341 proven. 6280 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-05-08 07:53:10,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845511925] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:53:10,906 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:53:10,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [137, 167, 167] total 466 [2024-05-08 07:53:10,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845395921] [2024-05-08 07:53:10,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:53:10,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 466 states [2024-05-08 07:53:10,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:53:11,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 466 interpolants. [2024-05-08 07:53:11,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18641, Invalid=198049, Unknown=0, NotChecked=0, Total=216690 [2024-05-08 07:53:11,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:53:11,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:53:11,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 466 states, 466 states have (on average 4.6373390557939915) internal successors, (2161), 466 states have internal predecessors, (2161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:53:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:53:11,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 418 states. [2024-05-08 07:53:46,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-05-08 07:53:46,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-05-08 07:53:46,518 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:53:46,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:53:46,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1940989702, now seen corresponding path program 20 times [2024-05-08 07:53:46,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:53:46,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824791650] [2024-05-08 07:53:46,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:53:46,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:53:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:53:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12647 backedges. 6006 proven. 6641 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:53:58,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:53:58,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824791650] [2024-05-08 07:53:58,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824791650] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:53:58,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983151690] [2024-05-08 07:53:58,205 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:53:58,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:53:58,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:53:58,206 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:53:58,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-08 07:53:58,573 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:53:58,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:53:58,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 170 conjunts are in the unsatisfiable core [2024-05-08 07:53:58,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:54:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12647 backedges. 5504 proven. 6701 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-05-08 07:54:11,427 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:54:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12647 backedges. 5604 proven. 6601 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-05-08 07:54:31,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983151690] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:54:31,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:54:31,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 171, 171] total 484 [2024-05-08 07:54:31,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136775852] [2024-05-08 07:54:31,565 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:54:31,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 484 states [2024-05-08 07:54:31,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:54:32,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 484 interpolants. [2024-05-08 07:54:32,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19834, Invalid=213938, Unknown=0, NotChecked=0, Total=233772 [2024-05-08 07:54:32,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:54:32,688 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:54:32,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 484 states, 484 states have (on average 4.659090909090909) internal successors, (2255), 484 states have internal predecessors, (2255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:54:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 418 states. [2024-05-08 07:54:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:55:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 418 states. [2024-05-08 07:55:13,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 458 states. [2024-05-08 07:55:13,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-08 07:55:13,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-05-08 07:55:13,311 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 07:55:13,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:55:13,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1765946128, now seen corresponding path program 21 times [2024-05-08 07:55:13,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:55:13,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020961260] [2024-05-08 07:55:13,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:55:13,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:55:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:55:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14798 backedges. 6320 proven. 8478 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 07:55:27,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:55:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020961260] [2024-05-08 07:55:27,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020961260] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:55:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665072509] [2024-05-08 07:55:27,782 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:55:27,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:55:27,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:55:27,783 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 07:55:27,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-08 07:56:46,832 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 35 check-sat command(s) [2024-05-08 07:56:46,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:56:46,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 198 conjunts are in the unsatisfiable core [2024-05-08 07:56:46,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:57:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 14798 backedges. 0 proven. 7868 refuted. 0 times theorem prover too weak. 6930 trivial. 0 not checked. [2024-05-08 07:57:13,499 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:57:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14798 backedges. 6855 proven. 1013 refuted. 0 times theorem prover too weak. 6930 trivial. 0 not checked. [2024-05-08 07:57:45,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665072509] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:57:45,340 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:57:45,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [157, 199, 169] total 521 [2024-05-08 07:57:45,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815370939] [2024-05-08 07:57:45,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:57:45,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 521 states [2024-05-08 07:57:45,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:57:46,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 521 interpolants. [2024-05-08 07:57:46,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16160, Invalid=254760, Unknown=0, NotChecked=0, Total=270920 [2024-05-08 07:57:46,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:57:46,245 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:57:46,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 521 states, 521 states have (on average 3.8637236084452975) internal successors, (2013), 521 states have internal predecessors, (2013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:57:46,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:57:46,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-08 07:57:46,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:57:46,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 418 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 458 states. [2024-05-08 07:57:46,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-08 08:00:46,076 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 08:00:46,076 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 08:00:46,077 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 08:00:46,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-05-08 08:00:46,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2024-05-08 08:00:46,276 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 1485 known predicates. [2024-05-08 08:00:46,278 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 08:00:46,279 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 08:00:46,279 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 08:00:46,279 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 08:00:46,281 INFO L448 BasicCegarLoop]: Path program histogram: [21, 5, 3, 1, 1] [2024-05-08 08:00:46,284 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 08:00:46,284 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 08:00:46,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 08:00:46 BasicIcfg [2024-05-08 08:00:46,285 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 08:00:46,286 INFO L158 Benchmark]: Toolchain (without parser) took 845166.84ms. Allocated memory was 223.3MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 154.5MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-05-08 08:00:46,286 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 223.3MB. Free memory is still 193.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 08:00:46,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.54ms. Allocated memory is still 223.3MB. Free memory was 154.3MB in the beginning and 142.4MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-08 08:00:46,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.79ms. Allocated memory is still 223.3MB. Free memory was 142.4MB in the beginning and 140.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 08:00:46,286 INFO L158 Benchmark]: Boogie Preprocessor took 28.98ms. Allocated memory is still 223.3MB. Free memory was 140.5MB in the beginning and 138.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 08:00:46,286 INFO L158 Benchmark]: RCFGBuilder took 491.36ms. Allocated memory is still 223.3MB. Free memory was 138.8MB in the beginning and 181.9MB in the end (delta: -43.1MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. [2024-05-08 08:00:46,287 INFO L158 Benchmark]: TraceAbstraction took 844397.33ms. Allocated memory was 223.3MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 180.8MB in the beginning and 1.2GB in the end (delta: -984.6MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2024-05-08 08:00:46,287 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 223.3MB. Free memory is still 193.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 209.54ms. Allocated memory is still 223.3MB. Free memory was 154.3MB in the beginning and 142.4MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.79ms. Allocated memory is still 223.3MB. Free memory was 142.4MB in the beginning and 140.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.98ms. Allocated memory is still 223.3MB. Free memory was 140.5MB in the beginning and 138.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 491.36ms. Allocated memory is still 223.3MB. Free memory was 138.8MB in the beginning and 181.9MB in the end (delta: -43.1MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. * TraceAbstraction took 844397.33ms. Allocated memory was 223.3MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 180.8MB in the beginning and 1.2GB in the end (delta: -984.6MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 272185, independent: 258008, independent conditional: 243559, independent unconditional: 14449, dependent: 14177, dependent conditional: 14149, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 258198, independent: 258008, independent conditional: 243559, independent unconditional: 14449, dependent: 190, dependent conditional: 162, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258198, independent: 258008, independent conditional: 243559, independent unconditional: 14449, dependent: 190, dependent conditional: 162, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 258198, independent: 258008, independent conditional: 243559, independent unconditional: 14449, dependent: 190, dependent conditional: 162, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 116756, independent unconditional: 141252, dependent: 1099, dependent conditional: 761, dependent unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 92849, independent unconditional: 165159, dependent: 1099, dependent conditional: 158, dependent unconditional: 941, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 92849, independent unconditional: 165159, dependent: 1099, dependent conditional: 158, dependent unconditional: 941, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 895, independent: 887, independent conditional: 1, independent unconditional: 886, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 895, independent: 886, independent conditional: 0, independent unconditional: 886, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 70, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 70, dependent conditional: 26, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 259107, independent: 257121, independent conditional: 92848, independent unconditional: 164273, dependent: 1091, dependent conditional: 152, dependent unconditional: 939, unknown: 895, unknown conditional: 7, unknown unconditional: 888] , Statistics on independence cache: Total cache size (in pairs): 895, Positive cache size: 887, Positive conditional cache size: 1, Positive unconditional cache size: 886, Negative cache size: 8, Negative conditional cache size: 6, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 24510, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 116756, independent unconditional: 141252, dependent: 1099, dependent conditional: 761, dependent unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 92849, independent unconditional: 165159, dependent: 1099, dependent conditional: 158, dependent unconditional: 941, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 259107, independent: 258008, independent conditional: 92849, independent unconditional: 165159, dependent: 1099, dependent conditional: 158, dependent unconditional: 941, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 895, independent: 887, independent conditional: 1, independent unconditional: 886, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 895, independent: 886, independent conditional: 0, independent unconditional: 886, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 8, dependent conditional: 6, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 70, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 70, dependent conditional: 26, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 259107, independent: 257121, independent conditional: 92848, independent unconditional: 164273, dependent: 1091, dependent conditional: 152, dependent unconditional: 939, unknown: 895, unknown conditional: 7, unknown unconditional: 888] , Statistics on independence cache: Total cache size (in pairs): 895, Positive cache size: 887, Positive conditional cache size: 1, Positive unconditional cache size: 886, Negative cache size: 8, Negative conditional cache size: 6, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 24510 ], Independence queries for same thread: 13987 - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1485 known predicates. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1485 known predicates. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1485 known predicates. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1485 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 178 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 844.2s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 21, EmptinessCheckTime: 437.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3916, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 112.0s SatisfiabilityAnalysisTime, 279.7s InterpolantComputationTime, 17482 NumberOfCodeBlocks, 17351 NumberOfCodeBlocksAsserted, 201 NumberOfCheckSat, 26160 ConstructedInterpolants, 0 QuantifiedInterpolants, 152830 SizeOfPredicates, 1452 NumberOfNonLiveVariables, 15056 ConjunctsInSsa, 1452 ConjunctsInUnsatCore, 63 InterpolantComputations, 0 PerfectInterpolantSequences, 105474/201231 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 83.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 10, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 8 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-05-08 08:00:46,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0