/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 14:18:47,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 14:18:47,358 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 14:18:47,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 14:18:47,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 14:18:47,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 14:18:47,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 14:18:47,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 14:18:47,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 14:18:47,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 14:18:47,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 14:18:47,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 14:18:47,391 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 14:18:47,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 14:18:47,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 14:18:47,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 14:18:47,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 14:18:47,395 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 14:18:47,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 14:18:47,395 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 14:18:47,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 14:18:47,395 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 14:18:47,396 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 14:18:47,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 14:18:47,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 14:18:47,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 14:18:47,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 14:18:47,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 14:18:47,397 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 14:18:47,398 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 14:18:47,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 14:18:47,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 14:18:47,398 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 14:18:47,398 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 14:18:47,398 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-05-05 14:18:47,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 14:18:47,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 14:18:47,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 14:18:47,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 14:18:47,655 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 14:18:47,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c [2024-05-05 14:18:48,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 14:18:48,963 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 14:18:48,963 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c [2024-05-05 14:18:48,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0b09258d5/7f18c8029943470ea76813ea3612d2fa/FLAGfc2ac5fd7 [2024-05-05 14:18:48,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0b09258d5/7f18c8029943470ea76813ea3612d2fa [2024-05-05 14:18:48,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 14:18:48,993 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 14:18:48,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 14:18:48,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 14:18:49,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 14:18:49,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 02:18:48" (1/1) ... [2024-05-05 14:18:49,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3244da7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49, skipping insertion in model container [2024-05-05 14:18:49,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 02:18:48" (1/1) ... [2024-05-05 14:18:49,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 14:18:49,209 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-bad-dot-product-alt.wvr.c[3182,3195] [2024-05-05 14:18:49,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 14:18:49,231 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 14:18:49,269 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-bad-dot-product-alt.wvr.c[3182,3195] [2024-05-05 14:18:49,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 14:18:49,281 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 14:18:49,281 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 14:18:49,287 INFO L206 MainTranslator]: Completed translation [2024-05-05 14:18:49,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49 WrapperNode [2024-05-05 14:18:49,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 14:18:49,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 14:18:49,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 14:18:49,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 14:18:49,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,352 INFO L138 Inliner]: procedures = 28, calls = 74, calls flagged for inlining = 18, calls inlined = 26, statements flattened = 375 [2024-05-05 14:18:49,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 14:18:49,353 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 14:18:49,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 14:18:49,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 14:18:49,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 14:18:49,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 14:18:49,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 14:18:49,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 14:18:49,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (1/1) ... [2024-05-05 14:18:49,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 14:18:49,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:18:49,446 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) [2024-05-05 14:18:49,451 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 [2024-05-05 14:18:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 14:18:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-05 14:18:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 14:18:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 14:18:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 14:18:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-05-05 14:18:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-05 14:18:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-05 14:18:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-05 14:18:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-05 14:18:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-05 14:18:49,499 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-05 14:18:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 14:18:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 14:18:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 14:18:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-05 14:18:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 14:18:49,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 14:18:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 14:18:49,502 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 14:18:49,600 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 14:18:49,601 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 14:18:49,967 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 14:18:50,117 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 14:18:50,117 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2024-05-05 14:18:50,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 02:18:50 BoogieIcfgContainer [2024-05-05 14:18:50,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 14:18:50,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 14:18:50,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 14:18:50,124 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 14:18:50,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 02:18:48" (1/3) ... [2024-05-05 14:18:50,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cced4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 02:18:50, skipping insertion in model container [2024-05-05 14:18:50,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 02:18:49" (2/3) ... [2024-05-05 14:18:50,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cced4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 02:18:50, skipping insertion in model container [2024-05-05 14:18:50,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 02:18:50" (3/3) ... [2024-05-05 14:18:50,126 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-dot-product-alt.wvr.c [2024-05-05 14:18:50,132 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 14:18:50,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 14:18:50,139 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 14:18:50,139 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 14:18:50,213 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-05 14:18:50,255 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 14:18:50,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 14:18:50,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:18:50,258 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) [2024-05-05 14:18:50,282 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 [2024-05-05 14:18:50,288 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 14:18:50,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:18:50,301 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 14:18:50,307 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;@297d7607, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-05 14:18:50,307 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 14:18:54,033 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)] === [2024-05-05 14:18:54,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:18:54,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1317501000, now seen corresponding path program 1 times [2024-05-05 14:18:54,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:18:54,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504343566] [2024-05-05 14:18:54,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:18:54,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:18:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:18:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-05-05 14:18:54,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:18:54,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504343566] [2024-05-05 14:18:54,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504343566] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 14:18:54,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 14:18:54,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 14:18:54,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664886397] [2024-05-05 14:18:54,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 14:18:54,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 14:18:54,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:18:54,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 14:18:54,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 14:18:54,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:18:54,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:18:54,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 131.0) internal successors, (262), 2 states have internal predecessors, (262), 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) [2024-05-05 14:18:54,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:18:57,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:18:57,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 14:18:57,398 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)] === [2024-05-05 14:18:57,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:18:57,400 INFO L85 PathProgramCache]: Analyzing trace with hash 746556300, now seen corresponding path program 1 times [2024-05-05 14:18:57,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:18:57,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916614993] [2024-05-05 14:18:57,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:18:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:18:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:18:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-05 14:18:58,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:18:58,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916614993] [2024-05-05 14:18:58,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916614993] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 14:18:58,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 14:18:58,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 14:18:58,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248681544] [2024-05-05 14:18:58,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 14:18:58,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 14:18:58,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:18:58,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 14:18:58,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-05 14:18:58,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:18:58,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:18:58,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2024-05-05 14:18:58,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:18:58,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:00,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:00,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:00,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 14:19:00,704 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)] === [2024-05-05 14:19:00,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:00,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1838602850, now seen corresponding path program 1 times [2024-05-05 14:19:00,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:00,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183044228] [2024-05-05 14:19:00,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:00,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:01,131 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-05 14:19:01,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:01,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183044228] [2024-05-05 14:19:01,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183044228] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:01,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517232877] [2024-05-05 14:19:01,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:01,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:01,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:01,189 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) [2024-05-05 14:19:01,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-05 14:19:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:01,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-05 14:19:01,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:01,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2024-05-05 14:19:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-05 14:19:01,654 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-05 14:19:01,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517232877] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 14:19:01,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-05 14:19:01,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 20 [2024-05-05 14:19:01,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11530832] [2024-05-05 14:19:01,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 14:19:01,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-05 14:19:01,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:01,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-05 14:19:01,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2024-05-05 14:19:01,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:01,735 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:01,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.8) internal successors, (268), 10 states have internal predecessors, (268), 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) [2024-05-05 14:19:01,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:01,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:01,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:06,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:06,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-05 14:19:06,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-05-05 14:19:06,358 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)] === [2024-05-05 14:19:06,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:06,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1642981911, now seen corresponding path program 1 times [2024-05-05 14:19:06,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:06,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462467153] [2024-05-05 14:19:06,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-05 14:19:06,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:06,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462467153] [2024-05-05 14:19:06,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462467153] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:06,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392387757] [2024-05-05 14:19:06,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:06,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:06,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:06,810 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) [2024-05-05 14:19:06,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-05 14:19:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:07,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-05 14:19:07,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:07,526 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-05 14:19:07,526 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-05 14:19:07,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392387757] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:07,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:07,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-05-05 14:19:07,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498335972] [2024-05-05 14:19:07,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:07,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-05 14:19:07,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:08,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-05 14:19:08,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-05-05 14:19:08,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:08,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:08,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 20.64) internal successors, (516), 25 states have internal predecessors, (516), 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) [2024-05-05 14:19:08,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:08,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:08,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:08,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:13,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:13,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:13,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:13,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:13,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-05 14:19:13,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:13,750 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)] === [2024-05-05 14:19:13,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:13,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1052873211, now seen corresponding path program 2 times [2024-05-05 14:19:13,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:13,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971208496] [2024-05-05 14:19:13,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:13,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-05-05 14:19:14,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:14,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971208496] [2024-05-05 14:19:14,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971208496] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:14,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301719771] [2024-05-05 14:19:14,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 14:19:14,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:14,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:14,402 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) [2024-05-05 14:19:14,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-05 14:19:14,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 14:19:14,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:19:14,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-05 14:19:14,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-05-05 14:19:15,056 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-05-05 14:19:15,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301719771] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:15,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:15,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-05-05 14:19:15,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147678417] [2024-05-05 14:19:15,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:15,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-05 14:19:15,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:15,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-05 14:19:15,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2024-05-05 14:19:15,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:15,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:15,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 23.375) internal successors, (561), 24 states have internal predecessors, (561), 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) [2024-05-05 14:19:15,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:15,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:15,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:15,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:15,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:20,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:20,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-05 14:19:21,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:21,052 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)] === [2024-05-05 14:19:21,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:21,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1119868391, now seen corresponding path program 3 times [2024-05-05 14:19:21,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:21,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12482730] [2024-05-05 14:19:21,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:21,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 101 proven. 70 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-05 14:19:21,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:21,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12482730] [2024-05-05 14:19:21,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12482730] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:21,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393973695] [2024-05-05 14:19:21,605 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-05 14:19:21,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:21,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:21,606 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) [2024-05-05 14:19:21,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-05 14:19:21,802 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-05-05 14:19:21,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:19:21,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-05 14:19:21,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:22,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2024-05-05 14:19:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 42 proven. 8 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-05-05 14:19:22,482 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:22,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2024-05-05 14:19:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 32 proven. 18 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-05-05 14:19:22,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393973695] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:22,953 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:22,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14, 14] total 36 [2024-05-05 14:19:22,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788629529] [2024-05-05 14:19:22,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:22,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-05 14:19:22,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:23,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-05 14:19:23,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1140, Unknown=0, NotChecked=0, Total=1260 [2024-05-05 14:19:23,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:23,124 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:23,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 20.02777777777778) internal successors, (721), 36 states have internal predecessors, (721), 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) [2024-05-05 14:19:23,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:23,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:23,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:23,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:23,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:23,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:19:33,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-05 14:19:33,947 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,SelfDestructingSolverStorable5 [2024-05-05 14:19:33,948 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)] === [2024-05-05 14:19:33,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:33,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1486182634, now seen corresponding path program 1 times [2024-05-05 14:19:33,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:33,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502490782] [2024-05-05 14:19:33,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:33,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-05 14:19:34,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:34,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502490782] [2024-05-05 14:19:34,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502490782] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:34,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295258079] [2024-05-05 14:19:34,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:34,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:34,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:34,400 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) [2024-05-05 14:19:34,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-05 14:19:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:34,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-05 14:19:34,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-05 14:19:34,726 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:34,878 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-05 14:19:34,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295258079] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:34,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:34,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 16 [2024-05-05 14:19:34,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735384003] [2024-05-05 14:19:34,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:34,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-05 14:19:34,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:34,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-05 14:19:34,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2024-05-05 14:19:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:34,923 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:34,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.3125) internal successors, (341), 16 states have internal predecessors, (341), 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) [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:19:34,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:19:43,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:19:43,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-05 14:19:43,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:43,235 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)] === [2024-05-05 14:19:43,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:43,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1457611828, now seen corresponding path program 1 times [2024-05-05 14:19:43,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:43,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045063094] [2024-05-05 14:19:43,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:43,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 68 proven. 120 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-05 14:19:44,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:44,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045063094] [2024-05-05 14:19:44,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045063094] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:44,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038321768] [2024-05-05 14:19:44,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:44,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:44,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:44,018 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) [2024-05-05 14:19:44,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-05 14:19:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:44,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-05 14:19:44,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 130 proven. 58 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-05 14:19:45,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 161 proven. 27 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-05 14:19:46,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038321768] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:46,199 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:46,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19, 19] total 48 [2024-05-05 14:19:46,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766975888] [2024-05-05 14:19:46,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:46,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-05-05 14:19:46,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:46,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-05-05 14:19:46,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=1993, Unknown=0, NotChecked=0, Total=2256 [2024-05-05 14:19:46,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:46,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:46,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 21.3125) internal successors, (1023), 48 states have internal predecessors, (1023), 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) [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:46,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:19:46,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:19:46,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:49,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:49,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:49,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:49,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:49,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:49,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:19:49,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:19:49,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:19:49,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-05 14:19:50,019 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,SelfDestructingSolverStorable7 [2024-05-05 14:19:50,023 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)] === [2024-05-05 14:19:50,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:19:50,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1804846921, now seen corresponding path program 2 times [2024-05-05 14:19:50,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:19:50,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341978563] [2024-05-05 14:19:50,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:19:50,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:19:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:19:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 111 proven. 322 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-05 14:19:50,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:19:50,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341978563] [2024-05-05 14:19:50,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341978563] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:19:50,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424409583] [2024-05-05 14:19:50,884 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 14:19:50,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:19:50,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:19:50,889 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) [2024-05-05 14:19:50,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-05 14:19:51,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 14:19:51,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:19:51,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-05 14:19:51,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:19:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 126 proven. 307 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-05 14:19:52,202 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:19:52,884 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 151 proven. 282 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-05 14:19:52,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424409583] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:19:52,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:19:52,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 44 [2024-05-05 14:19:52,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176037048] [2024-05-05 14:19:52,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:19:52,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-05 14:19:52,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:19:53,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-05 14:19:53,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1575, Unknown=0, NotChecked=0, Total=1892 [2024-05-05 14:19:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:53,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:19:53,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 21.954545454545453) internal successors, (966), 44 states have internal predecessors, (966), 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) [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:19:53,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:20:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:20:03,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-05 14:20:03,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:20:03,349 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)] === [2024-05-05 14:20:03,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:20:03,349 INFO L85 PathProgramCache]: Analyzing trace with hash 495192166, now seen corresponding path program 3 times [2024-05-05 14:20:03,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:20:03,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288806407] [2024-05-05 14:20:03,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:20:03,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:20:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:20:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 514 proven. 232 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-05 14:20:04,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:20:04,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288806407] [2024-05-05 14:20:04,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288806407] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:20:04,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930821832] [2024-05-05 14:20:04,521 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-05 14:20:04,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:20:04,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:20:04,522 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) [2024-05-05 14:20:04,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-05 14:20:06,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-05 14:20:06,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:20:06,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-05 14:20:06,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:20:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 129 proven. 566 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-05-05 14:20:08,075 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:20:09,338 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 133 proven. 562 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-05-05 14:20:09,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930821832] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:20:09,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:20:09,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 66 [2024-05-05 14:20:09,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129849433] [2024-05-05 14:20:09,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:20:09,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-05-05 14:20:09,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:20:10,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-05-05 14:20:10,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=3988, Unknown=0, NotChecked=0, Total=4290 [2024-05-05 14:20:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:10,053 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:20:10,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 23.939393939393938) internal successors, (1580), 66 states have internal predecessors, (1580), 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) [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:20:10,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:20:10,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:20:10,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:20:10,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:20:10,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:20:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:20:45,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-05 14:20:45,264 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,SelfDestructingSolverStorable9 [2024-05-05 14:20:45,265 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)] === [2024-05-05 14:20:45,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:20:45,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1803319112, now seen corresponding path program 4 times [2024-05-05 14:20:45,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:20:45,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455834698] [2024-05-05 14:20:45,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:20:45,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:20:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:20:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 2075 proven. 886 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-05-05 14:20:50,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:20:50,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455834698] [2024-05-05 14:20:50,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455834698] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:20:50,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964305616] [2024-05-05 14:20:50,579 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-05 14:20:50,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:20:50,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:20:50,585 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) [2024-05-05 14:20:50,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-05 14:20:50,992 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-05 14:20:50,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:20:50,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 1545 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-05 14:20:51,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:20:52,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 1564 proven. 147 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2024-05-05 14:20:52,703 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:20:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 1626 proven. 85 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2024-05-05 14:20:54,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964305616] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:20:54,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:20:54,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 27, 27] total 109 [2024-05-05 14:20:54,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767384313] [2024-05-05 14:20:54,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:20:54,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-05-05 14:20:54,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:20:56,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-05-05 14:20:56,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=962, Invalid=10810, Unknown=0, NotChecked=0, Total=11772 [2024-05-05 14:20:56,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:56,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:20:56,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 15.44954128440367) internal successors, (1684), 109 states have internal predecessors, (1684), 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) [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:20:56,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:20:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:20:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:20:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:03,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:03,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:21:03,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:21:03,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:21:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:21:03,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-05 14:21:03,445 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,SelfDestructingSolverStorable10 [2024-05-05 14:21:03,445 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)] === [2024-05-05 14:21:03,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:21:03,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1093801930, now seen corresponding path program 5 times [2024-05-05 14:21:03,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:21:03,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44698047] [2024-05-05 14:21:03,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:21:03,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:21:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:21:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3131 backedges. 2075 proven. 927 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-05 14:21:08,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:21:08,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44698047] [2024-05-05 14:21:08,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44698047] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:21:08,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548449383] [2024-05-05 14:21:08,936 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-05 14:21:08,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:21:08,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:21:08,938 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) [2024-05-05 14:21:08,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-05 14:21:38,041 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-05-05 14:21:38,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:21:38,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-05 14:21:38,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:21:39,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3131 backedges. 2652 proven. 350 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-05 14:21:39,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:21:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3131 backedges. 2876 proven. 126 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-05 14:21:41,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548449383] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:21:41,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:21:41,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 35, 35] total 128 [2024-05-05 14:21:41,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063824780] [2024-05-05 14:21:41,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:21:41,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2024-05-05 14:21:41,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:21:44,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2024-05-05 14:21:44,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1405, Invalid=14851, Unknown=0, NotChecked=0, Total=16256 [2024-05-05 14:21:44,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:44,722 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:21:44,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 21.296875) internal successors, (2726), 128 states have internal predecessors, (2726), 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) [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:21:44,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:21:44,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:21:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:21:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:21:52,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-05 14:21:52,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:21:52,301 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)] === [2024-05-05 14:21:52,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:21:52,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1352417024, now seen corresponding path program 6 times [2024-05-05 14:21:52,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:21:52,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900599086] [2024-05-05 14:21:52,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:21:52,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:21:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:21:55,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3473 backedges. 446 proven. 2727 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-05-05 14:21:55,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:21:55,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900599086] [2024-05-05 14:21:55,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900599086] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:21:55,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469415660] [2024-05-05 14:21:55,541 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-05 14:21:55,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:21:55,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:21:55,542 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) [2024-05-05 14:21:55,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-05 14:22:11,516 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-05-05 14:22:11,516 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:22:11,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 2031 conjuncts, 58 conjunts are in the unsatisfiable core [2024-05-05 14:22:11,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:22:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3473 backedges. 496 proven. 2677 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-05-05 14:22:14,426 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:22:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3473 backedges. 561 proven. 2612 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-05-05 14:22:15,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469415660] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:22:15,955 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:22:15,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 46, 39] total 101 [2024-05-05 14:22:15,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109697421] [2024-05-05 14:22:15,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:22:15,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-05-05 14:22:15,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:22:24,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-05-05 14:22:24,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1405, Invalid=8695, Unknown=0, NotChecked=0, Total=10100 [2024-05-05 14:22:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:22:24,371 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:22:24,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 20.316831683168317) internal successors, (2052), 101 states have internal predecessors, (2052), 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) [2024-05-05 14:22:24,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:22:24,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:22:24,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:22:24,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:22:24,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:22:24,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:22:49,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:22:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:22:49,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-05 14:22:49,578 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,SelfDestructingSolverStorable12 [2024-05-05 14:22:49,578 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)] === [2024-05-05 14:22:49,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:22:49,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1797798077, now seen corresponding path program 7 times [2024-05-05 14:22:49,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:22:49,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787732119] [2024-05-05 14:22:49,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:22:49,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:22:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:22:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4251 backedges. 3174 proven. 777 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-05-05 14:22:53,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:22:53,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787732119] [2024-05-05 14:22:53,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787732119] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:22:53,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656589189] [2024-05-05 14:22:53,635 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-05 14:22:53,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:22:53,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:22:53,636 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) [2024-05-05 14:22:53,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-05 14:22:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:22:54,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 2169 conjuncts, 42 conjunts are in the unsatisfiable core [2024-05-05 14:22:54,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:22:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4251 backedges. 2716 proven. 421 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-05-05 14:22:57,002 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:22:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4251 backedges. 2840 proven. 297 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-05-05 14:22:59,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656589189] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:22:59,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:22:59,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43, 43] total 121 [2024-05-05 14:22:59,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163947604] [2024-05-05 14:22:59,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:22:59,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 121 states [2024-05-05 14:22:59,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:23:03,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2024-05-05 14:23:03,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1635, Invalid=12885, Unknown=0, NotChecked=0, Total=14520 [2024-05-05 14:23:03,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:03,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:23:03,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 121 states, 121 states have (on average 18.239669421487605) internal successors, (2207), 121 states have internal predecessors, (2207), 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) [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:23:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:26,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:23:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:23:26,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-05 14:23:26,985 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,SelfDestructingSolverStorable13 [2024-05-05 14:23:26,986 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)] === [2024-05-05 14:23:26,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:23:26,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1885207829, now seen corresponding path program 8 times [2024-05-05 14:23:26,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:23:26,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637811177] [2024-05-05 14:23:26,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:23:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:23:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:23:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4397 backedges. 537 proven. 3487 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-05-05 14:23:30,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:23:30,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637811177] [2024-05-05 14:23:30,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637811177] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:23:30,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607855482] [2024-05-05 14:23:30,662 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 14:23:30,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:23:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:23:30,664 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) [2024-05-05 14:23:30,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-05 14:23:31,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 14:23:31,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:23:31,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 2213 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-05 14:23:31,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:23:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4397 backedges. 2779 proven. 650 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-05-05 14:23:33,641 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:23:36,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4397 backedges. 3059 proven. 370 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-05-05 14:23:36,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607855482] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:23:36,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:23:36,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 47, 47] total 132 [2024-05-05 14:23:36,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277612355] [2024-05-05 14:23:36,382 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:23:36,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-05-05 14:23:36,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:23:39,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-05-05 14:23:39,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1538, Invalid=15754, Unknown=0, NotChecked=0, Total=17292 [2024-05-05 14:23:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:39,212 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:23:39,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 19.363636363636363) internal successors, (2556), 132 states have internal predecessors, (2556), 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) [2024-05-05 14:23:39,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:23:39,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:23:39,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:23:39,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:23:39,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:23:39,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:24:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:24:02,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-05-05 14:24:02,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-05-05 14:24:02,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-05-05 14:24:02,377 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)] === [2024-05-05 14:24:02,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:24:02,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1204297404, now seen corresponding path program 9 times [2024-05-05 14:24:02,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:24:02,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713381186] [2024-05-05 14:24:02,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:24:02,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:24:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:24:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 5430 backedges. 636 proven. 4340 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2024-05-05 14:24:06,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:24:06,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713381186] [2024-05-05 14:24:06,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713381186] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:24:06,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541171014] [2024-05-05 14:24:06,613 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-05 14:24:06,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:24:06,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:24:06,614 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) [2024-05-05 14:24:06,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-05 14:24:26,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-05-05 14:24:26,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:24:26,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 2351 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-05 14:24:26,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:24:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5430 backedges. 321 proven. 4205 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2024-05-05 14:24:30,869 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:24:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 5430 backedges. 331 proven. 4195 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2024-05-05 14:24:35,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541171014] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:24:35,211 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:24:35,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 137 [2024-05-05 14:24:35,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083755834] [2024-05-05 14:24:35,211 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:24:35,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2024-05-05 14:24:35,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:24:38,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2024-05-05 14:24:38,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1375, Invalid=17257, Unknown=0, NotChecked=0, Total=18632 [2024-05-05 14:24:38,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:24:38,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:24:38,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 24.16058394160584) internal successors, (3310), 137 states have internal predecessors, (3310), 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) [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-05-05 14:24:38,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:29:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:29:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:29:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:29:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-05-05 14:29:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1628 states. [2024-05-05 14:29:12,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-05 14:29:13,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-05-05 14:29:13,172 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)] === [2024-05-05 14:29:13,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 14:29:13,173 INFO L85 PathProgramCache]: Analyzing trace with hash 253096420, now seen corresponding path program 10 times [2024-05-05 14:29:13,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 14:29:13,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808619264] [2024-05-05 14:29:13,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 14:29:13,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 14:29:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 14:29:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19255 backedges. 16073 proven. 2728 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2024-05-05 14:29:40,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 14:29:40,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808619264] [2024-05-05 14:29:40,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808619264] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 14:29:40,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545965059] [2024-05-05 14:29:40,961 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-05 14:29:40,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 14:29:40,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 14:29:40,985 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) [2024-05-05 14:29:40,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-05 14:29:41,717 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-05 14:29:41,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 14:29:41,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 3153 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-05 14:29:41,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 14:29:46,810 INFO L134 CoverageAnalysis]: Checked inductivity of 19255 backedges. 8836 proven. 606 refuted. 0 times theorem prover too weak. 9813 trivial. 0 not checked. [2024-05-05 14:29:46,811 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 14:29:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 19255 backedges. 8991 proven. 451 refuted. 0 times theorem prover too weak. 9813 trivial. 0 not checked. [2024-05-05 14:29:51,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545965059] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 14:29:51,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 14:29:51,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 51, 51] total 241 [2024-05-05 14:29:51,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343441720] [2024-05-05 14:29:51,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 14:29:51,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 241 states [2024-05-05 14:29:51,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 14:30:02,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 241 interpolants. [2024-05-05 14:30:02,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4382, Invalid=53458, Unknown=0, NotChecked=0, Total=57840 [2024-05-05 14:30:02,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:30:02,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 14:30:02,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 241 states, 241 states have (on average 14.531120331950207) internal successors, (3502), 241 states have internal predecessors, (3502), 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) [2024-05-05 14:30:02,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 14:30:02,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 14:30:02,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 14:30:02,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 14:30:02,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 567 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1628 states. [2024-05-05 14:30:02,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-05 14:30:25,652 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 14:30:25,652 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 [2024-05-05 14:30:25,652 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 [2024-05-05 14:30:25,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-05 14:30:25,854 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,SelfDestructingSolverStorable16 [2024-05-05 14:30:25,854 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-05 14:30:25,856 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 14:30:25,857 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 14:30:25,857 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 14:30:25,857 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 14:30:25,860 INFO L448 BasicCegarLoop]: Path program histogram: [10, 3, 1, 1, 1, 1] [2024-05-05 14:30:25,862 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 14:30:25,862 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 14:30:25,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 02:30:25 BasicIcfg [2024-05-05 14:30:25,877 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 14:30:25,878 INFO L158 Benchmark]: Toolchain (without parser) took 696884.60ms. Allocated memory was 251.7MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 180.5MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2024-05-05 14:30:25,878 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 251.7MB. Free memory is still 219.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 14:30:25,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.69ms. Allocated memory is still 251.7MB. Free memory was 180.2MB in the beginning and 167.1MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-05 14:30:25,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.33ms. Allocated memory is still 251.7MB. Free memory was 167.1MB in the beginning and 164.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 14:30:25,878 INFO L158 Benchmark]: Boogie Preprocessor took 62.48ms. Allocated memory is still 251.7MB. Free memory was 164.0MB in the beginning and 161.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 14:30:25,879 INFO L158 Benchmark]: RCFGBuilder took 702.14ms. Allocated memory is still 251.7MB. Free memory was 161.4MB in the beginning and 167.2MB in the end (delta: -5.8MB). Peak memory consumption was 17.9MB. Max. memory is 8.0GB. [2024-05-05 14:30:25,879 INFO L158 Benchmark]: TraceAbstraction took 695756.65ms. Allocated memory was 251.7MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 165.6MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2024-05-05 14:30:25,879 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 251.7MB. Free memory is still 219.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 291.69ms. Allocated memory is still 251.7MB. Free memory was 180.2MB in the beginning and 167.1MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.33ms. Allocated memory is still 251.7MB. Free memory was 167.1MB in the beginning and 164.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.48ms. Allocated memory is still 251.7MB. Free memory was 164.0MB in the beginning and 161.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 702.14ms. Allocated memory is still 251.7MB. Free memory was 161.4MB in the beginning and 167.2MB in the end (delta: -5.8MB). Peak memory consumption was 17.9MB. Max. memory is 8.0GB. * TraceAbstraction took 695756.65ms. Allocated memory was 251.7MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 165.6MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13328863, independent: 12545732, independent conditional: 12545732, independent unconditional: 0, dependent: 783131, dependent conditional: 783131, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12547286, independent: 12545732, independent conditional: 12545732, independent unconditional: 0, dependent: 1554, dependent conditional: 1554, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12547286, independent: 12545732, independent conditional: 12545732, independent unconditional: 0, dependent: 1554, dependent conditional: 1554, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12547286, independent: 12545732, independent conditional: 12545732, independent unconditional: 0, dependent: 1554, dependent conditional: 1554, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 65869, independent unconditional: 12479863, dependent: 9305, dependent conditional: 6197, dependent unconditional: 3108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 64104, independent unconditional: 12481628, dependent: 9305, dependent conditional: 896, dependent unconditional: 8409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 64104, independent unconditional: 12481628, dependent: 9305, dependent conditional: 896, dependent unconditional: 8409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11074, independent: 10885, independent conditional: 63, independent unconditional: 10822, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11074, independent: 10884, independent conditional: 0, independent unconditional: 10884, dependent: 190, dependent conditional: 0, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 190, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 190, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1290, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 1288, dependent conditional: 1234, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12555037, independent: 12534847, independent conditional: 64041, independent unconditional: 12470806, dependent: 9116, dependent conditional: 709, dependent unconditional: 8407, unknown: 11074, unknown conditional: 250, unknown unconditional: 10824] , Statistics on independence cache: Total cache size (in pairs): 11074, Positive cache size: 10885, Positive conditional cache size: 63, Positive unconditional cache size: 10822, Negative cache size: 189, Negative conditional cache size: 187, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7066, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 65869, independent unconditional: 12479863, dependent: 9305, dependent conditional: 6197, dependent unconditional: 3108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 64104, independent unconditional: 12481628, dependent: 9305, dependent conditional: 896, dependent unconditional: 8409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12555037, independent: 12545732, independent conditional: 64104, independent unconditional: 12481628, dependent: 9305, dependent conditional: 896, dependent unconditional: 8409, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11074, independent: 10885, independent conditional: 63, independent unconditional: 10822, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11074, independent: 10884, independent conditional: 0, independent unconditional: 10884, dependent: 190, dependent conditional: 0, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 190, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 190, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 189, dependent conditional: 187, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1290, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 1288, dependent conditional: 1234, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12555037, independent: 12534847, independent conditional: 64041, independent unconditional: 12470806, dependent: 9116, dependent conditional: 709, dependent unconditional: 8407, unknown: 11074, unknown conditional: 250, unknown unconditional: 10824] , Statistics on independence cache: Total cache size (in pairs): 11074, Positive cache size: 10885, Positive conditional cache size: 63, Positive unconditional cache size: 10822, Negative cache size: 189, Negative conditional cache size: 187, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7066 ], Independence queries for same thread: 781577 - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 102]: 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, 442 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 695.6s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 10, EmptinessCheckTime: 473.3s, 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: 2985, 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: 1.4s SsaConstructionTime, 68.3s SatisfiabilityAnalysisTime, 109.4s InterpolantComputationTime, 26436 NumberOfCodeBlocks, 26157 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 38958 ConstructedInterpolants, 0 QuantifiedInterpolants, 201451 SizeOfPredicates, 404 NumberOfNonLiveVariables, 22427 ConjunctsInSsa, 412 ConjunctsInUnsatCore, 46 InterpolantComputations, 3 PerfectInterpolantSequences, 99517/135244 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: 0.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown