/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-array-sum2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 07:38:20,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 07:38:20,905 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 07:38:20,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 07:38:20,910 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 07:38:20,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 07:38:20,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 07:38:20,933 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 07:38:20,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 07:38:20,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 07:38:20,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 07:38:20,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 07:38:20,937 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 07:38:20,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 07:38:20,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 07:38:20,939 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 07:38:20,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 07:38:20,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 07:38:20,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 07:38:20,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 07:38:20,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 07:38:20,941 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 07:38:20,941 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 07:38:20,941 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 07:38:20,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 07:38:20,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 07:38:20,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 07:38:20,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 07:38:20,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 07:38:20,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 07:38:21,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 07:38:21,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 07:38:21,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 07:38:21,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 07:38:21,158 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 07:38:21,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2024-05-08 07:38:22,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 07:38:22,375 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 07:38:22,375 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2024-05-08 07:38:22,392 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3674258f8/070c9c058de3480a9bbcab3c8c15c01f/FLAGe7b666150 [2024-05-08 07:38:22,404 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3674258f8/070c9c058de3480a9bbcab3c8c15c01f [2024-05-08 07:38:22,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 07:38:22,407 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 07:38:22,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 07:38:22,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 07:38:22,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 07:38:22,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc0b1e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22, skipping insertion in model container [2024-05-08 07:38:22,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 07:38:22,611 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-array-sum2.wvr.c[2599,2612] [2024-05-08 07:38:22,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 07:38:22,626 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 07:38:22,642 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-array-sum2.wvr.c[2599,2612] [2024-05-08 07:38:22,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 07:38:22,651 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 07:38:22,651 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 07:38:22,656 INFO L206 MainTranslator]: Completed translation [2024-05-08 07:38:22,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22 WrapperNode [2024-05-08 07:38:22,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 07:38:22,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 07:38:22,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 07:38:22,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 07:38:22,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,726 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 279 [2024-05-08 07:38:22,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 07:38:22,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 07:38:22,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 07:38:22,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 07:38:22,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 07:38:22,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 07:38:22,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 07:38:22,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 07:38:22,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (1/1) ... [2024-05-08 07:38:22,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 07:38:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:38:22,779 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 07:38:22,801 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 07:38:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 07:38:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 07:38:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 07:38:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 07:38:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-08 07:38:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-08 07:38:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-08 07:38:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 07:38:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 07:38:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 07:38:22,830 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 07:38:22,906 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 07:38:22,908 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 07:38:23,200 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 07:38:23,370 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 07:38:23,370 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-05-08 07:38:23,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 07:38:23 BoogieIcfgContainer [2024-05-08 07:38:23,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 07:38:23,376 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 07:38:23,376 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 07:38:23,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 07:38:23,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 07:38:22" (1/3) ... [2024-05-08 07:38:23,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e5739e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 07:38:23, skipping insertion in model container [2024-05-08 07:38:23,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 07:38:22" (2/3) ... [2024-05-08 07:38:23,380 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e5739e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 07:38:23, skipping insertion in model container [2024-05-08 07:38:23,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 07:38:23" (3/3) ... [2024-05-08 07:38:23,382 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2024-05-08 07:38:23,389 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 07:38:23,396 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 07:38:23,396 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 07:38:23,396 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 07:38:23,459 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-08 07:38:23,497 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 07:38:23,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 07:38:23,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:38:23,506 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 07:38:23,508 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 07:38:23,572 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 07:38:23,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:38:23,591 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 07:38:23,596 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;@5ecffad, 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 07:38:23,596 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 07:38:24,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:38:24,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 274 treesize of output 142 [2024-05-08 07:38:36,548 WARN L293 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:38:36,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1704856143, now seen corresponding path program 1 times [2024-05-08 07:38:36,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:38:36,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:38:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:38:37,013 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 07:38:37,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:38:37,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:38:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:38:37,111 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 07:38:37,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 07:38:37,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-08 07:38:37,426 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:38:37,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 274 treesize of output 142 [2024-05-08 07:39:01,566 WARN L293 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:39:03,574 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* |c_thread2Thread1of1ForFork1_~i~1#1| 4))) (let ((.cse7 (+ .cse5 c_~B~0.offset))) (and (forall ((|v_thread3Thread1of1ForFork2_~i~2#1_In_2| Int) (v_~A~0.offset_In_2 Int) (v_~A~0.base_In_2 Int) (v_~B~0.base_In_2 Int)) (let ((.cse4 (select |c_#memory_int| v_~A~0.base_In_2)) (.cse6 (select |c_#memory_int| v_~B~0.base_In_2)) (.cse8 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_2| 4))) (let ((.cse0 (select .cse6 (+ .cse8 c_~B~0.offset))) (.cse1 (select .cse4 (+ v_~A~0.offset_In_2 .cse8))) (.cse2 (select .cse6 .cse7)) (.cse3 (select .cse4 (+ v_~A~0.offset_In_2 .cse5)))) (or (< 2147483647 (+ .cse0 .cse1)) (= (+ .cse0 .cse2 .cse3 .cse1) 0) (< (+ .cse0 .cse1 2147483648) 0) (< 2147483647 (+ .cse2 .cse3)) (< (+ .cse2 .cse3 2147483648) 0))))) (forall ((|v_thread3Thread1of1ForFork2_~i~2#1_In_2| Int) (v_~A~0.offset_In_2 Int) (v_~A~0.base_In_2 Int) (v_~B~0.base_In_2 Int)) (let ((.cse14 (select |c_#memory_int| v_~A~0.base_In_2)) (.cse15 (select |c_#memory_int| v_~B~0.base_In_2)) (.cse16 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_2| 4))) (let ((.cse10 (select .cse15 (+ .cse16 c_~B~0.offset))) (.cse11 (select .cse14 (+ v_~A~0.offset_In_2 .cse16)))) (let ((.cse9 (+ .cse10 .cse11)) (.cse12 (select .cse15 .cse7)) (.cse13 (select .cse14 (+ v_~A~0.offset_In_2 .cse5)))) (or (< 2147483647 .cse9) (< (+ .cse10 .cse11 2147483648) 0) (< 2147483647 (+ .cse12 .cse13)) (= .cse9 0) (< (+ .cse12 .cse13 2147483648) 0))))))))) is different from false [2024-05-08 07:39:03,576 INFO L85 PathProgramCache]: Analyzing trace with hash -2138052116, now seen corresponding path program 1 times [2024-05-08 07:39:03,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:03,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:03,907 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 07:39:03,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:03,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:04,068 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 07:39:04,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 07:39:04,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=42, Unknown=1, NotChecked=12, Total=72 [2024-05-08 07:39:04,453 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:39:04,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:39:27,656 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:39:29,663 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_~B~0.base_In_3 Int) (|v_thread3Thread1of1ForFork2_~i~2#1_In_3| Int) (v_~A~0.base_In_3 Int) (|v_thread2Thread1of1ForFork1_~i~1#1_In_3| Int)) (let ((.cse5 (select |c_#memory_int| v_~A~0.base_In_3)) (.cse7 (select |c_#memory_int| v_~B~0.base_In_3)) (.cse8 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_3| 4))) (let ((.cse3 (select .cse7 (+ .cse8 c_~B~0.offset))) (.cse4 (select .cse5 (+ c_~A~0.offset .cse8))) (.cse6 (* |v_thread2Thread1of1ForFork1_~i~1#1_In_3| 4))) (let ((.cse1 (select .cse7 (+ .cse6 c_~B~0.offset))) (.cse2 (select .cse5 (+ c_~A~0.offset .cse6))) (.cse0 (+ .cse3 .cse4))) (or (< 2147483647 .cse0) (< 2147483647 (+ .cse1 .cse2)) (< (+ .cse3 2147483648 .cse4) 0) (< (+ .cse1 .cse2 2147483648) 0) (= .cse0 0)))))) (forall ((v_~B~0.base_In_3 Int) (|v_thread3Thread1of1ForFork2_~i~2#1_In_3| Int) (v_~A~0.base_In_3 Int) (|v_thread2Thread1of1ForFork1_~i~1#1_In_3| Int)) (let ((.cse14 (select |c_#memory_int| v_~A~0.base_In_3)) (.cse16 (select |c_#memory_int| v_~B~0.base_In_3)) (.cse17 (* |v_thread2Thread1of1ForFork1_~i~1#1_In_3| 4))) (let ((.cse15 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_3| 4)) (.cse12 (select .cse16 (+ .cse17 c_~B~0.offset))) (.cse13 (select .cse14 (+ c_~A~0.offset .cse17)))) (let ((.cse11 (+ .cse12 .cse13)) (.cse9 (select .cse16 (+ .cse15 c_~B~0.offset))) (.cse10 (select .cse14 (+ c_~A~0.offset .cse15)))) (or (< 2147483647 (+ .cse9 .cse10)) (= .cse11 0) (< 2147483647 .cse11) (< (+ .cse9 2147483648 .cse10) 0) (< (+ .cse12 .cse13 2147483648) 0))))))) is different from false [2024-05-08 07:39:29,665 INFO L85 PathProgramCache]: Analyzing trace with hash 45061923, now seen corresponding path program 1 times [2024-05-08 07:39:29,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:29,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:29,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:29,977 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 07:39:29,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:29,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:30,137 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 07:39:30,436 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:39:30,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:39:41,977 WARN L293 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:39:44,053 INFO L85 PathProgramCache]: Analyzing trace with hash -2076756398, now seen corresponding path program 2 times [2024-05-08 07:39:44,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:44,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:44,245 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 07:39:44,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:39:44,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:39:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:39:44,401 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 07:39:44,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:39:44,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:39:58,299 WARN L293 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:40:00,303 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_~B~0.base_In_5 Int) (v_~B~0.offset_In_5 Int) (v_~A~0.base_In_5 Int) (|v_thread3Thread1of1ForFork2_~i~2#1_In_5| Int) (|v_thread2Thread1of1ForFork1_~i~1#1_In_5| Int)) (let ((.cse7 (select |c_#memory_int| v_~B~0.base_In_5)) (.cse5 (select |c_#memory_int| v_~A~0.base_In_5)) (.cse8 (* |v_thread2Thread1of1ForFork1_~i~1#1_In_5| 4))) (let ((.cse0 (select .cse5 (+ c_~A~0.offset .cse8))) (.cse1 (select .cse7 (+ .cse8 v_~B~0.offset_In_5))) (.cse6 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_5| 4))) (let ((.cse3 (select .cse7 (+ .cse6 v_~B~0.offset_In_5))) (.cse4 (select .cse5 (+ c_~A~0.offset .cse6))) (.cse2 (+ .cse0 .cse1))) (or (< (+ .cse0 2147483648 .cse1) 0) (= .cse2 0) (< (+ .cse3 .cse4 2147483648) 0) (< 2147483647 (+ .cse3 .cse4)) (< 2147483647 .cse2)))))) (forall ((v_~B~0.base_In_5 Int) (v_~B~0.offset_In_5 Int) (v_~A~0.base_In_5 Int) (|v_thread3Thread1of1ForFork2_~i~2#1_In_5| Int) (|v_thread2Thread1of1ForFork1_~i~1#1_In_5| Int)) (let ((.cse16 (select |c_#memory_int| v_~A~0.base_In_5)) (.cse14 (select |c_#memory_int| v_~B~0.base_In_5)) (.cse17 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_5| 4))) (let ((.cse15 (* |v_thread2Thread1of1ForFork1_~i~1#1_In_5| 4)) (.cse12 (select .cse14 (+ .cse17 v_~B~0.offset_In_5))) (.cse13 (select .cse16 (+ c_~A~0.offset .cse17)))) (let ((.cse11 (+ .cse12 .cse13)) (.cse9 (select .cse16 (+ c_~A~0.offset .cse15))) (.cse10 (select .cse14 (+ .cse15 v_~B~0.offset_In_5)))) (or (< (+ .cse9 2147483648 .cse10) 0) (= .cse11 0) (< (+ .cse12 .cse13 2147483648) 0) (< 2147483647 .cse11) (< 2147483647 (+ .cse9 .cse10)))))))) is different from false [2024-05-08 07:40:00,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1542319013, now seen corresponding path program 1 times [2024-05-08 07:40:00,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:00,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:40:00,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:00,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:40:00,868 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:40:00,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 274 treesize of output 142 [2024-05-08 07:40:09,886 WARN L293 SmtUtils]: Spent 6.02s on a formula simplification. DAG size of input: 39 DAG size of output: 35 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:40:17,945 INFO L85 PathProgramCache]: Analyzing trace with hash -759728827, now seen corresponding path program 3 times [2024-05-08 07:40:17,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:17,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:18,076 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 07:40:18,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:18,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:18,250 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 07:40:18,435 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:40:18,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:40:29,239 WARN L293 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:40:35,392 INFO L85 PathProgramCache]: Analyzing trace with hash -154947320, now seen corresponding path program 2 times [2024-05-08 07:40:35,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:35,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:35,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:40:35,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:40:35,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:40:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:40:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:40:35,884 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:40:35,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 274 treesize of output 142 [2024-05-08 07:40:59,486 WARN L293 SmtUtils]: Spent 8.04s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:41:11,687 INFO L85 PathProgramCache]: Analyzing trace with hash -24507404, now seen corresponding path program 4 times [2024-05-08 07:41:11,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:11,813 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 07:41:11,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:11,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:11,946 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 07:41:12,151 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:41:12,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:41:19,827 WARN L293 SmtUtils]: Spent 6.02s on a formula simplification. DAG size of input: 38 DAG size of output: 34 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:41:33,908 INFO L85 PathProgramCache]: Analyzing trace with hash 392758905, now seen corresponding path program 3 times [2024-05-08 07:41:33,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:33,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:41:34,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:34,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:34,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 07:41:34,444 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 07:41:34,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 140 [2024-05-08 07:41:43,399 WARN L293 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 38 DAG size of output: 34 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-08 07:41:45,402 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread2Thread1of1ForFork1_~i~1#1_In_10| Int) (v_~B~0.offset_In_10 Int) (|v_thread3Thread1of1ForFork2_~i~2#1_In_10| Int) (v_~A~0.base_In_10 Int) (v_~B~0.base_In_10 Int)) (let ((.cse5 (select |c_#memory_int| v_~A~0.base_In_10)) (.cse7 (select |c_#memory_int| v_~B~0.base_In_10)) (.cse8 (* |v_thread3Thread1of1ForFork2_~i~2#1_In_10| 4))) (let ((.cse6 (* 4 |v_thread2Thread1of1ForFork1_~i~1#1_In_10|)) (.cse1 (select .cse7 (+ .cse8 v_~B~0.offset_In_10))) (.cse2 (select .cse5 (+ c_~A~0.offset .cse8)))) (let ((.cse0 (+ .cse1 .cse2)) (.cse3 (select .cse7 (+ .cse6 v_~B~0.offset_In_10))) (.cse4 (select .cse5 (+ .cse6 c_~A~0.offset)))) (or (< 2147483647 .cse0) (= .cse0 0) (< (+ .cse1 .cse2 2147483648) 0) (< (+ .cse3 .cse4 2147483648) 0) (< 2147483647 (+ .cse3 .cse4))))))) is different from false [2024-05-08 07:41:45,404 INFO L85 PathProgramCache]: Analyzing trace with hash 969040743, now seen corresponding path program 5 times [2024-05-08 07:41:45,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:45,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:45,498 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 07:41:45,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:45,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:45,625 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 07:41:45,641 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 07:41:45,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:41:45,643 INFO L85 PathProgramCache]: Analyzing trace with hash 2097813710, now seen corresponding path program 1 times [2024-05-08 07:41:45,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:41:45,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379891307] [2024-05-08 07:41:45,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:45,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 07:41:45,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:41:45,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379891307] [2024-05-08 07:41:45,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379891307] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:41:45,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614766323] [2024-05-08 07:41:45,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:45,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:41:45,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:41:46,130 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 07:41:46,132 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 07:41:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:46,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-08 07:41:46,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:41:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 07:41:46,515 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:41:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 07:41:46,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614766323] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:41:46,780 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:41:46,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-05-08 07:41:46,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104501329] [2024-05-08 07:41:46,782 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:41:46,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-08 07:41:46,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:41:46,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-08 07:41:46,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-05-08 07:41:46,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:46,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:41:46,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 10.12) internal successors, (253), 25 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 07:41:46,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:47,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:47,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-08 07:41:47,576 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 07:41:47,577 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 07:41:47,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:41:47,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1255535305, now seen corresponding path program 2 times [2024-05-08 07:41:47,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:41:47,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829513832] [2024-05-08 07:41:47,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-08 07:41:47,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:41:47,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829513832] [2024-05-08 07:41:47,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829513832] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:41:47,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353065077] [2024-05-08 07:41:47,765 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:41:47,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:41:47,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:41:47,796 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 07:41:47,808 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 07:41:48,033 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:41:48,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:41:48,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-08 07:41:48,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:41:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-05-08 07:41:48,192 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:41:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-05-08 07:41:48,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353065077] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:41:48,318 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:41:48,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 23 [2024-05-08 07:41:48,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693645606] [2024-05-08 07:41:48,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:41:48,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-08 07:41:48,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:41:48,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-08 07:41:48,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2024-05-08 07:41:48,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:48,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:41:48,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 13.695652173913043) internal successors, (315), 23 states have internal predecessors, (315), 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 07:41:48,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:48,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:49,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:49,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:41:49,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-08 07:41:49,678 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 07:41:49,679 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 07:41:49,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:41:49,679 INFO L85 PathProgramCache]: Analyzing trace with hash 419330864, now seen corresponding path program 3 times [2024-05-08 07:41:49,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:41:49,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814901674] [2024-05-08 07:41:49,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:49,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-08 07:41:49,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:41:49,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814901674] [2024-05-08 07:41:49,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814901674] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:41:49,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535253277] [2024-05-08 07:41:49,969 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:41:49,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:41:49,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:41:49,977 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 07:41:50,028 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 07:41:50,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-08 07:41:50,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:41:50,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-08 07:41:50,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:41:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-08 07:41:50,651 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:41:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-08 07:41:51,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535253277] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:41:51,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:41:51,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 42 [2024-05-08 07:41:51,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733733517] [2024-05-08 07:41:51,080 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:41:51,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-08 07:41:51,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:41:51,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-08 07:41:51,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2024-05-08 07:41:51,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:51,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:41:51,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.261904761904763) internal successors, (389), 42 states have internal predecessors, (389), 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 07:41:51,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:51,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:41:51,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:54,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:54,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:41:54,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:41:54,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-08 07:41:54,974 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 07:41:54,974 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 07:41:54,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:41:54,974 INFO L85 PathProgramCache]: Analyzing trace with hash -97818951, now seen corresponding path program 4 times [2024-05-08 07:41:54,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:41:54,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137312582] [2024-05-08 07:41:54,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:54,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 106 proven. 36 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-08 07:41:55,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:41:55,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137312582] [2024-05-08 07:41:55,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137312582] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:41:55,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948586129] [2024-05-08 07:41:55,401 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:41:55,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:41:55,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:41:55,403 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 07:41:55,407 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 07:41:55,548 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:41:55,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:41:55,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-08 07:41:55,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:41:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-05-08 07:41:56,079 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:41:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 83 proven. 27 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-05-08 07:41:56,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948586129] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:41:56,577 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:41:56,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 49 [2024-05-08 07:41:56,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451105152] [2024-05-08 07:41:56,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:41:56,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-08 07:41:56,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:41:56,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-08 07:41:56,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=2022, Unknown=0, NotChecked=0, Total=2352 [2024-05-08 07:41:56,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:56,660 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:41:56,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 7.775510204081633) internal successors, (381), 49 states have internal predecessors, (381), 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 07:41:56,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:56,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:41:56,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:41:56,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:41:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:41:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:41:57,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:41:57,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:41:57,341 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 07:41:57,538 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 07:41:57,539 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 07:41:57,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:41:57,539 INFO L85 PathProgramCache]: Analyzing trace with hash -923318238, now seen corresponding path program 5 times [2024-05-08 07:41:57,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:41:57,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457349046] [2024-05-08 07:41:57,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:41:57,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:41:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:41:58,035 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 98 proven. 76 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-05-08 07:41:58,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:41:58,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457349046] [2024-05-08 07:41:58,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457349046] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:41:58,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708765353] [2024-05-08 07:41:58,036 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:41:58,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:41:58,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:41:58,038 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 07:41:58,039 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 07:41:58,225 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-08 07:41:58,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:41:58,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-08 07:41:58,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:41:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 103 proven. 72 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-08 07:41:59,240 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:42:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-08 07:42:00,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708765353] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:42:00,387 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:42:00,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 31] total 79 [2024-05-08 07:42:00,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991020728] [2024-05-08 07:42:00,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:42:00,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-05-08 07:42:00,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:42:00,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-05-08 07:42:00,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=843, Invalid=5319, Unknown=0, NotChecked=0, Total=6162 [2024-05-08 07:42:00,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:00,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:42:00,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 6.9113924050632916) internal successors, (546), 79 states have internal predecessors, (546), 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 07:42:00,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:00,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:00,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:42:00,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:42:00,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:01,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:01,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:01,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:42:01,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:42:01,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:01,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-08 07:42:02,116 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 07:42:02,117 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 07:42:02,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:42:02,117 INFO L85 PathProgramCache]: Analyzing trace with hash -668771793, now seen corresponding path program 6 times [2024-05-08 07:42:02,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:42:02,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875766688] [2024-05-08 07:42:02,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:42:02,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:42:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 58 proven. 281 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-05-08 07:42:02,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:42:02,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875766688] [2024-05-08 07:42:02,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875766688] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:42:02,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182428703] [2024-05-08 07:42:02,703 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 07:42:02,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:42:02,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:42:02,705 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 07:42:02,706 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 07:42:03,823 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-05-08 07:42:03,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:42:03,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-08 07:42:03,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:42:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 25 proven. 98 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-08 07:42:04,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:42:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 107 proven. 16 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-08 07:42:05,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182428703] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:42:05,488 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:42:05,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 29, 26] total 74 [2024-05-08 07:42:05,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419659906] [2024-05-08 07:42:05,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:42:05,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-05-08 07:42:05,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:42:05,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-05-08 07:42:05,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=4939, Unknown=0, NotChecked=0, Total=5402 [2024-05-08 07:42:05,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:05,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:42:05,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 6.8108108108108105) internal successors, (504), 74 states have internal predecessors, (504), 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 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:05,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:13,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:13,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:13,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:13,408 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 07:42:13,600 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 07:42:13,600 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 07:42:13,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:42:13,601 INFO L85 PathProgramCache]: Analyzing trace with hash -852701277, now seen corresponding path program 7 times [2024-05-08 07:42:13,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:42:13,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610612226] [2024-05-08 07:42:13,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:42:13,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:42:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:14,398 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 66 proven. 348 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-05-08 07:42:14,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:42:14,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610612226] [2024-05-08 07:42:14,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610612226] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:42:14,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35156409] [2024-05-08 07:42:14,398 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 07:42:14,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:42:14,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:42:14,399 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 07:42:14,401 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 07:42:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:14,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 42 conjunts are in the unsatisfiable core [2024-05-08 07:42:14,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:42:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 145 proven. 317 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-05-08 07:42:16,175 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:42:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 165 proven. 297 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-05-08 07:42:17,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35156409] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:42:17,708 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:42:17,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 43, 43] total 108 [2024-05-08 07:42:17,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455487681] [2024-05-08 07:42:17,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:42:17,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-05-08 07:42:17,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:42:17,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-05-08 07:42:17,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1214, Invalid=10342, Unknown=0, NotChecked=0, Total=11556 [2024-05-08 07:42:17,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:17,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:42:17,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 6.324074074074074) internal successors, (683), 108 states have internal predecessors, (683), 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 07:42:17,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:17,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:17,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:17,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:17,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:17,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:17,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2024-05-08 07:42:22,122 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 07:42:22,313 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 07:42:22,313 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 07:42:22,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:42:22,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1571499181, now seen corresponding path program 8 times [2024-05-08 07:42:22,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:42:22,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789891836] [2024-05-08 07:42:22,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:42:22,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:42:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 102 proven. 463 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2024-05-08 07:42:23,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:42:23,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789891836] [2024-05-08 07:42:23,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789891836] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:42:23,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008818271] [2024-05-08 07:42:23,270 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:42:23,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:42:23,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:42:23,285 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 07:42:23,316 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 07:42:23,525 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:42:23,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:42:23,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-08 07:42:23,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:42:24,453 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 138 proven. 427 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2024-05-08 07:42:24,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:42:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 334 proven. 231 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2024-05-08 07:42:25,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008818271] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:42:25,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:42:25,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 74 [2024-05-08 07:42:25,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133468923] [2024-05-08 07:42:25,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:42:25,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-05-08 07:42:25,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:42:25,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-05-08 07:42:25,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=812, Invalid=4590, Unknown=0, NotChecked=0, Total=5402 [2024-05-08 07:42:25,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:25,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:42:25,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 7.3108108108108105) internal successors, (541), 74 states have internal predecessors, (541), 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 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2024-05-08 07:42:25,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:42:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:42:27,775 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 07:42:27,975 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 07:42:27,975 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 07:42:27,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:42:27,976 INFO L85 PathProgramCache]: Analyzing trace with hash -799686420, now seen corresponding path program 9 times [2024-05-08 07:42:27,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:42:27,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078794067] [2024-05-08 07:42:27,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:42:27,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:42:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 146 proven. 536 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2024-05-08 07:42:29,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:42:29,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078794067] [2024-05-08 07:42:29,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078794067] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:42:29,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110541768] [2024-05-08 07:42:29,113 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:42:29,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:42:29,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:42:29,114 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 07:42:29,121 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 07:42:29,538 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-08 07:42:29,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:42:29,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-08 07:42:29,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:42:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 14 proven. 322 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-08 07:42:31,541 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:42:33,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 305 proven. 31 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-08 07:42:33,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110541768] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:42:33,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:42:33,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 45, 39] total 114 [2024-05-08 07:42:33,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024814564] [2024-05-08 07:42:33,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:42:33,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-05-08 07:42:33,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:42:34,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-05-08 07:42:34,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=967, Invalid=11915, Unknown=0, NotChecked=0, Total=12882 [2024-05-08 07:42:34,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:34,093 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:42:34,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 5.605263157894737) internal successors, (639), 114 states have internal predecessors, (639), 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 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:42:34,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:42:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:42:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:42:50,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:42:50,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-05-08 07:42:51,005 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 07:42:51,006 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 07:42:51,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:42:51,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1904355305, now seen corresponding path program 10 times [2024-05-08 07:42:51,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:42:51,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142471777] [2024-05-08 07:42:51,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:42:51,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:42:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:42:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 1043 proven. 739 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-08 07:42:57,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:42:57,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142471777] [2024-05-08 07:42:57,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142471777] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:42:57,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251882086] [2024-05-08 07:42:57,001 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:42:57,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:42:57,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:42:57,003 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 07:42:57,004 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 07:42:57,238 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:42:57,238 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:42:57,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-08 07:42:57,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:43:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 849 proven. 416 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2024-05-08 07:43:00,562 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:43:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 895 proven. 370 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2024-05-08 07:43:04,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1251882086] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:43:04,038 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:43:04,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 47, 47] total 193 [2024-05-08 07:43:04,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665781102] [2024-05-08 07:43:04,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:43:04,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 193 states [2024-05-08 07:43:04,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:43:04,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 193 interpolants. [2024-05-08 07:43:04,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2745, Invalid=34311, Unknown=0, NotChecked=0, Total=37056 [2024-05-08 07:43:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:04,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:43:04,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 193 states, 193 states have (on average 4.2642487046632125) internal successors, (823), 193 states have internal predecessors, (823), 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 07:43:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:04,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:07,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:43:07,030 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 07:43:07,230 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 07:43:07,230 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 07:43:07,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:43:07,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1902875296, now seen corresponding path program 11 times [2024-05-08 07:43:07,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:43:07,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554399680] [2024-05-08 07:43:07,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:43:07,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:43:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:43:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1043 proven. 820 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-05-08 07:43:13,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:43:13,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554399680] [2024-05-08 07:43:13,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554399680] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:43:13,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [505071486] [2024-05-08 07:43:13,904 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:43:13,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:43:13,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:43:13,905 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 07:43:13,907 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 07:43:25,889 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-05-08 07:43:25,889 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:43:25,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-08 07:43:25,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:43:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1357 proven. 451 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-05-08 07:43:28,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:43:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1357 proven. 451 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-05-08 07:43:31,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [505071486] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:43:31,270 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:43:31,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [109, 51, 51] total 203 [2024-05-08 07:43:31,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093470077] [2024-05-08 07:43:31,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:43:31,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 203 states [2024-05-08 07:43:31,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:43:31,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 203 interpolants. [2024-05-08 07:43:31,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3190, Invalid=37816, Unknown=0, NotChecked=0, Total=41006 [2024-05-08 07:43:31,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:31,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:43:31,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 203 states, 203 states have (on average 5.044334975369458) internal successors, (1024), 203 states have internal predecessors, (1024), 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 07:43:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:43:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:43:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:43:33,594 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 07:43:33,794 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 07:43:33,794 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 07:43:33,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:43:33,795 INFO L85 PathProgramCache]: Analyzing trace with hash -773523369, now seen corresponding path program 12 times [2024-05-08 07:43:33,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:43:33,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924049676] [2024-05-08 07:43:33,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:43:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:43:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:43:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2492 backedges. 1043 proven. 909 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-05-08 07:43:41,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:43:41,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924049676] [2024-05-08 07:43:41,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924049676] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:43:41,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256826649] [2024-05-08 07:43:41,022 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 07:43:41,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:43:41,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:43:41,027 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 07:43:41,029 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 07:43:42,526 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-05-08 07:43:42,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:43:42,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 1410 conjuncts, 56 conjunts are in the unsatisfiable core [2024-05-08 07:43:42,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:43:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2492 backedges. 1332 proven. 612 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-05-08 07:43:46,371 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:43:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2492 backedges. 1404 proven. 540 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-05-08 07:43:50,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256826649] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:43:50,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:43:50,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 57, 57] total 218 [2024-05-08 07:43:50,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539240176] [2024-05-08 07:43:50,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:43:50,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 218 states [2024-05-08 07:43:50,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:43:51,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 218 interpolants. [2024-05-08 07:43:51,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3724, Invalid=43582, Unknown=0, NotChecked=0, Total=47306 [2024-05-08 07:43:51,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:51,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:43:51,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 218 states, 218 states have (on average 5.362385321100917) internal successors, (1169), 218 states have internal predecessors, (1169), 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 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:43:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:43:54,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:43:54,813 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 07:43:55,005 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 07:43:55,005 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 07:43:55,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:43:55,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1288418501, now seen corresponding path program 13 times [2024-05-08 07:43:55,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:43:55,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468757299] [2024-05-08 07:43:55,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:43:55,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:43:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:43:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2896 backedges. 1162 proven. 984 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2024-05-08 07:43:58,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:43:58,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468757299] [2024-05-08 07:43:58,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468757299] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:43:58,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097641727] [2024-05-08 07:43:58,128 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 07:43:58,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:43:58,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:43:58,129 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 07:43:58,131 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 07:43:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:43:58,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 1466 conjuncts, 62 conjunts are in the unsatisfiable core [2024-05-08 07:43:58,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:44:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2896 backedges. 1048 proven. 808 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2024-05-08 07:44:01,471 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:44:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2896 backedges. 1114 proven. 742 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2024-05-08 07:44:04,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097641727] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:44:04,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:44:04,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 181 [2024-05-08 07:44:04,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450443204] [2024-05-08 07:44:04,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:44:04,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2024-05-08 07:44:04,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:44:04,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2024-05-08 07:44:04,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3430, Invalid=29150, Unknown=0, NotChecked=0, Total=32580 [2024-05-08 07:44:04,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:44:04,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:44:04,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 5.265193370165746) internal successors, (953), 181 states have internal predecessors, (953), 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 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:44:04,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:44:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:44:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:44:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:44:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:44:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:44:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:44:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:44:07,769 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 07:44:07,963 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 07:44:07,963 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 07:44:07,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:44:07,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1423641468, now seen corresponding path program 14 times [2024-05-08 07:44:07,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:44:07,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026066249] [2024-05-08 07:44:07,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:44:07,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:44:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:44:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3122 backedges. 1019 proven. 1240 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2024-05-08 07:44:11,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:44:11,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026066249] [2024-05-08 07:44:11,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026066249] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:44:11,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787557786] [2024-05-08 07:44:11,330 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 07:44:11,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:44:11,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:44:11,331 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 07:44:11,332 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 07:44:11,673 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 07:44:11,674 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:44:11,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 66 conjunts are in the unsatisfiable core [2024-05-08 07:44:11,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:44:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3122 backedges. 1109 proven. 890 refuted. 0 times theorem prover too weak. 1123 trivial. 0 not checked. [2024-05-08 07:44:15,222 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:44:19,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3122 backedges. 1144 proven. 855 refuted. 0 times theorem prover too weak. 1123 trivial. 0 not checked. [2024-05-08 07:44:19,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787557786] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:44:19,585 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:44:19,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 67, 67] total 192 [2024-05-08 07:44:19,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716428778] [2024-05-08 07:44:19,586 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:44:19,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2024-05-08 07:44:19,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:44:19,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2024-05-08 07:44:19,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3923, Invalid=32749, Unknown=0, NotChecked=0, Total=36672 [2024-05-08 07:44:19,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:44:19,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:44:19,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 192 states, 192 states have (on average 5.114583333333333) internal successors, (982), 192 states have internal predecessors, (982), 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 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:44:19,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:44:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:44:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-08 07:44:23,768 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 07:44:23,962 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 07:44:23,962 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 07:44:23,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:44:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1732354765, now seen corresponding path program 15 times [2024-05-08 07:44:23,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:44:23,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133515276] [2024-05-08 07:44:23,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:44:23,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:44:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:44:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 756 proven. 1632 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-05-08 07:44:27,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:44:27,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133515276] [2024-05-08 07:44:27,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133515276] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:44:27,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656717761] [2024-05-08 07:44:27,470 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 07:44:27,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:44:27,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:44:27,471 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 07:44:27,473 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 07:44:31,604 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-05-08 07:44:31,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:44:31,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 86 conjunts are in the unsatisfiable core [2024-05-08 07:44:31,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:44:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 0 proven. 1412 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-08 07:44:36,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:44:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 1122 proven. 290 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-08 07:44:42,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656717761] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:44:42,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:44:42,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 87, 75] total 222 [2024-05-08 07:44:42,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624377878] [2024-05-08 07:44:42,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:44:42,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 222 states [2024-05-08 07:44:42,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:44:43,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 222 interpolants. [2024-05-08 07:44:43,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3134, Invalid=45928, Unknown=0, NotChecked=0, Total=49062 [2024-05-08 07:44:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:44:43,166 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:44:43,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 222 states, 222 states have (on average 4.594594594594595) internal successors, (1020), 222 states have internal predecessors, (1020), 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 07:44:43,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:44:43,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:44:43,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:44:43,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:44:43,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-08 07:44:43,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:45:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:45:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 619 states. [2024-05-08 07:45:40,109 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 07:45:40,304 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 07:45:40,304 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 07:45:40,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:45:40,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1326330774, now seen corresponding path program 16 times [2024-05-08 07:45:40,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:45:40,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112983821] [2024-05-08 07:45:40,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:45:40,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:45:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 3914 proven. 2151 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-05-08 07:46:01,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:46:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112983821] [2024-05-08 07:46:01,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112983821] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:46:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977625922] [2024-05-08 07:46:01,318 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 07:46:01,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:46:01,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:46:01,319 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 07:46:01,321 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 07:46:01,676 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 07:46:01,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:46:01,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 70 conjunts are in the unsatisfiable core [2024-05-08 07:46:01,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:46:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 2676 proven. 1052 refuted. 0 times theorem prover too weak. 3313 trivial. 0 not checked. [2024-05-08 07:46:07,300 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:46:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 2752 proven. 976 refuted. 0 times theorem prover too weak. 3313 trivial. 0 not checked. [2024-05-08 07:46:14,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977625922] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:46:14,236 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:46:14,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [193, 71, 71] total 327 [2024-05-08 07:46:14,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549164588] [2024-05-08 07:46:14,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:46:14,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 327 states [2024-05-08 07:46:14,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:46:15,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 327 interpolants. [2024-05-08 07:46:15,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7409, Invalid=99193, Unknown=0, NotChecked=0, Total=106602 [2024-05-08 07:46:15,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:46:15,013 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:46:15,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 327 states, 327 states have (on average 3.7981651376146788) internal successors, (1242), 327 states have internal predecessors, (1242), 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 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:46:15,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 619 states. [2024-05-08 07:46:15,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:46:18,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:46:18,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:46:18,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:46:18,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 619 states. [2024-05-08 07:46:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-08 07:46:18,737 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 07:46:18,937 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 07:46:18,938 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 07:46:18,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 07:46:18,938 INFO L85 PathProgramCache]: Analyzing trace with hash -2092736833, now seen corresponding path program 17 times [2024-05-08 07:46:18,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 07:46:18,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214784011] [2024-05-08 07:46:18,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 07:46:18,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 07:46:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 07:46:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 7299 backedges. 3914 proven. 2280 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-05-08 07:46:42,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 07:46:42,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214784011] [2024-05-08 07:46:42,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214784011] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 07:46:42,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266753563] [2024-05-08 07:46:42,170 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 07:46:42,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 07:46:42,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 07:46:42,172 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 07:46:42,212 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 07:49:25,907 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 28 check-sat command(s) [2024-05-08 07:49:25,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 07:49:26,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 2216 conjuncts, 160 conjunts are in the unsatisfiable core [2024-05-08 07:49:26,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 07:49:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7299 backedges. 27 proven. 5062 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-08 07:49:49,449 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 07:50:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7299 backedges. 4946 proven. 131 refuted. 0 times theorem prover too weak. 2222 trivial. 0 not checked. [2024-05-08 07:50:17,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266753563] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 07:50:17,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 07:50:17,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [195, 161, 132] total 484 [2024-05-08 07:50:17,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098749448] [2024-05-08 07:50:17,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 07:50:17,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 484 states [2024-05-08 07:50:17,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 07:50:18,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 484 interpolants. [2024-05-08 07:50:18,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12606, Invalid=221166, Unknown=0, NotChecked=0, Total=233772 [2024-05-08 07:50:18,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 07:50:18,373 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 07:50:18,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 484 states, 484 states have (on average 3.270661157024793) internal successors, (1583), 484 states have internal predecessors, (1583), 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 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 619 states. [2024-05-08 07:50:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-08 07:50:18,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-08 07:52:36,327 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 07:52:36,328 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 07:52:36,328 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 07:52:36,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-08 07:52:36,536 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 07:52:36,536 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-08 07:52:36,538 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 07:52:36,539 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 07:52:36,539 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 07:52:36,539 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 07:52:36,542 INFO L448 BasicCegarLoop]: Path program histogram: [17, 5, 3, 1, 1] [2024-05-08 07:52:36,546 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 07:52:36,546 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 07:52:36,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 07:52:36 BasicIcfg [2024-05-08 07:52:36,548 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 07:52:36,549 INFO L158 Benchmark]: Toolchain (without parser) took 854141.86ms. Allocated memory was 158.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 93.5MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 741.3MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,549 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 158.3MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 07:52:36,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.87ms. Allocated memory is still 158.3MB. Free memory was 93.2MB in the beginning and 81.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.28ms. Allocated memory is still 158.3MB. Free memory was 81.1MB in the beginning and 132.3MB in the end (delta: -51.1MB). Peak memory consumption was 9.3MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,549 INFO L158 Benchmark]: Boogie Preprocessor took 24.99ms. Allocated memory is still 158.3MB. Free memory was 132.3MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,549 INFO L158 Benchmark]: RCFGBuilder took 620.29ms. Allocated memory is still 158.3MB. Free memory was 130.1MB in the beginning and 64.1MB in the end (delta: 66.0MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,550 INFO L158 Benchmark]: TraceAbstraction took 853173.05ms. Allocated memory was 158.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 63.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 710.1MB. Max. memory is 8.0GB. [2024-05-08 07:52:36,552 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 158.3MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.87ms. Allocated memory is still 158.3MB. Free memory was 93.2MB in the beginning and 81.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.28ms. Allocated memory is still 158.3MB. Free memory was 81.1MB in the beginning and 132.3MB in the end (delta: -51.1MB). Peak memory consumption was 9.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.99ms. Allocated memory is still 158.3MB. Free memory was 132.3MB in the beginning and 130.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 620.29ms. Allocated memory is still 158.3MB. Free memory was 130.1MB in the beginning and 64.1MB in the end (delta: 66.0MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB. * TraceAbstraction took 853173.05ms. Allocated memory was 158.3MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 63.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 710.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 120187, independent: 112550, independent conditional: 99010, independent unconditional: 13540, dependent: 7637, dependent conditional: 7613, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 112630, independent: 112550, independent conditional: 99010, independent unconditional: 13540, dependent: 80, dependent conditional: 56, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112630, independent: 112550, independent conditional: 99010, independent unconditional: 13540, dependent: 80, dependent conditional: 56, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 112630, independent: 112550, independent conditional: 99010, independent unconditional: 13540, dependent: 80, dependent conditional: 56, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 46638, independent unconditional: 65912, dependent: 248, dependent conditional: 108, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 44193, independent unconditional: 68357, dependent: 248, dependent conditional: 28, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 44193, independent unconditional: 68357, dependent: 248, dependent conditional: 28, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 883, independent: 876, independent conditional: 1, independent unconditional: 875, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 883, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 74, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 112798, independent: 111674, independent conditional: 44192, independent unconditional: 67482, dependent: 241, dependent conditional: 23, dependent unconditional: 218, unknown: 883, unknown conditional: 6, unknown unconditional: 877] , Statistics on independence cache: Total cache size (in pairs): 883, Positive cache size: 876, Positive conditional cache size: 1, Positive unconditional cache size: 875, Negative cache size: 7, Negative conditional cache size: 5, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2525, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 46638, independent unconditional: 65912, dependent: 248, dependent conditional: 108, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 44193, independent unconditional: 68357, dependent: 248, dependent conditional: 28, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 112798, independent: 112550, independent conditional: 44193, independent unconditional: 68357, dependent: 248, dependent conditional: 28, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 883, independent: 876, independent conditional: 1, independent unconditional: 875, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 883, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 74, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 112798, independent: 111674, independent conditional: 44192, independent unconditional: 67482, dependent: 241, dependent conditional: 23, dependent unconditional: 218, unknown: 883, unknown conditional: 6, unknown unconditional: 877] , Statistics on independence cache: Total cache size (in pairs): 883, Positive cache size: 876, Positive conditional cache size: 1, Positive unconditional cache size: 875, Negative cache size: 7, Negative conditional cache size: 5, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2525 ], Independence queries for same thread: 7557 - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 216 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 853.0s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 17, EmptinessCheckTime: 454.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2751, 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: 0.9s SsaConstructionTime, 183.7s SatisfiabilityAnalysisTime, 204.0s InterpolantComputationTime, 14976 NumberOfCodeBlocks, 14671 NumberOfCodeBlocksAsserted, 130 NumberOfCheckSat, 22413 ConstructedInterpolants, 0 QuantifiedInterpolants, 107960 SizeOfPredicates, 824 NumberOfNonLiveVariables, 17242 ConjunctsInSsa, 820 ConjunctsInUnsatCore, 51 InterpolantComputations, 0 PerfectInterpolantSequences, 74624/104169 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: 201.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 10, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 8 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown