/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-simple-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 14:04:50,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 14:04:50,769 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 14:04:50,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 14:04:50,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 14:04:50,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 14:04:50,797 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 14:04:50,798 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 14:04:50,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 14:04:50,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 14:04:50,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 14:04:50,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 14:04:50,803 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 14:04:50,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 14:04:50,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 14:04:50,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 14:04:50,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 14:04:50,806 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 14:04:50,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 14:04:50,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 14:04:50,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 14:04:50,807 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 14:04:50,807 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 14:04:50,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 14:04:50,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:04:50,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 14:04:50,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 14:04:50,809 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 14:04:50,810 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 14:04:51,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 14:04:51,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 14:04:51,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 14:04:51,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 14:04:51,059 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 14:04:51,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-simple-array-sum.wvr.c [2024-04-04 14:04:52,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 14:04:52,283 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 14:04:52,284 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-array-sum.wvr.c [2024-04-04 14:04:52,291 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/148498569/7f31592117f2451f8cf69aca4beefa90/FLAGaa7082502 [2024-04-04 14:04:52,301 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/148498569/7f31592117f2451f8cf69aca4beefa90 [2024-04-04 14:04:52,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 14:04:52,304 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 14:04:52,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 14:04:52,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 14:04:52,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 14:04:52,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c9a878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52, skipping insertion in model container [2024-04-04 14:04:52,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 14:04:52,498 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-simple-array-sum.wvr.c[2690,2703] [2024-04-04 14:04:52,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:04:52,512 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 14:04:52,526 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-simple-array-sum.wvr.c[2690,2703] [2024-04-04 14:04:52,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:04:52,535 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:04:52,535 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:04:52,540 INFO L206 MainTranslator]: Completed translation [2024-04-04 14:04:52,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52 WrapperNode [2024-04-04 14:04:52,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 14:04:52,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 14:04:52,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 14:04:52,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 14:04:52,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,579 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 7, calls inlined = 9, statements flattened = 125 [2024-04-04 14:04:52,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 14:04:52,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 14:04:52,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 14:04:52,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 14:04:52,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 14:04:52,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 14:04:52,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 14:04:52,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 14:04:52,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (1/1) ... [2024-04-04 14:04:52,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:04:52,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:04:52,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 14:04:52,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 14:04:52,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 14:04:52,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 14:04:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 14:04:52,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 14:04:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 14:04:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 14:04:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 14:04:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 14:04:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 14:04:52,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 14:04:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 14:04:52,739 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 14:04:52,862 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 14:04:52,863 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 14:04:53,043 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 14:04:53,061 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 14:04:53,061 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-04-04 14:04:53,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:04:53 BoogieIcfgContainer [2024-04-04 14:04:53,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 14:04:53,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 14:04:53,065 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 14:04:53,067 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 14:04:53,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:04:52" (1/3) ... [2024-04-04 14:04:53,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c61d938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:04:53, skipping insertion in model container [2024-04-04 14:04:53,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:04:52" (2/3) ... [2024-04-04 14:04:53,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c61d938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:04:53, skipping insertion in model container [2024-04-04 14:04:53,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:04:53" (3/3) ... [2024-04-04 14:04:53,069 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-simple-array-sum.wvr.c [2024-04-04 14:04:53,074 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 14:04:53,081 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 14:04:53,081 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 14:04:53,081 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 14:04:53,127 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 14:04:53,158 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 14:04:53,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 14:04:53,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:04:53,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 14:04:53,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 14:04:53,215 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 14:04:53,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:53,225 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 14:04:53,230 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;@12f8fc9c, 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 [2024-04-04 14:04:53,230 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 14:04:53,606 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:04:53,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:53,608 INFO L85 PathProgramCache]: Analyzing trace with hash -305992032, now seen corresponding path program 1 times [2024-04-04 14:04:53,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:04:53,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790407185] [2024-04-04 14:04:53,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:53,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:04:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-04-04 14:04:53,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:04:53,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790407185] [2024-04-04 14:04:53,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790407185] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:04:53,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:04:53,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 14:04:53,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694580560] [2024-04-04 14:04:53,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:04:53,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 14:04:53,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:04:54,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 14:04:54,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 14:04:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:04:54,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 75.5) internal successors, (151), 2 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:04:54,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 14:04:54,126 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:04:54,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:54,127 INFO L85 PathProgramCache]: Analyzing trace with hash -309245007, now seen corresponding path program 1 times [2024-04-04 14:04:54,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:04:54,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748209409] [2024-04-04 14:04:54,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:54,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:04:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:54,588 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-04-04 14:04:54,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:04:54,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748209409] [2024-04-04 14:04:54,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748209409] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:04:54,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:04:54,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 14:04:54,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202160684] [2024-04-04 14:04:54,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:04:54,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 14:04:54,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:04:54,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 14:04:54,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 14:04:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:04:54,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:04:54,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:54,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:54,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 14:04:54,874 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:04:54,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:54,875 INFO L85 PathProgramCache]: Analyzing trace with hash -609435668, now seen corresponding path program 1 times [2024-04-04 14:04:54,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:04:54,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96827873] [2024-04-04 14:04:54,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:54,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:04:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-04-04 14:04:55,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:04:55,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96827873] [2024-04-04 14:04:55,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96827873] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:04:55,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185707142] [2024-04-04 14:04:55,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:55,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:04:55,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:04:55,388 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:04:55,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 14:04:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:55,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 14:04:55,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:04:55,826 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-04-04 14:04:55,826 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:04:56,072 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-04-04 14:04:56,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185707142] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:04:56,072 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:04:56,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-04 14:04:56,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335651848] [2024-04-04 14:04:56,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:04:56,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-04 14:04:56,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:04:56,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-04 14:04:56,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-04 14:04:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:56,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:04:56,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.375) internal successors, (273), 24 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:04:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:56,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:56,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:56,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:04:56,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 14:04:56,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-04 14:04:56,775 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:04:56,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:56,776 INFO L85 PathProgramCache]: Analyzing trace with hash -384244079, now seen corresponding path program 2 times [2024-04-04 14:04:56,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:04:56,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373790337] [2024-04-04 14:04:56,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:56,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:04:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 82 proven. 16 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-04-04 14:04:57,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:04:57,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373790337] [2024-04-04 14:04:57,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373790337] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:04:57,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262549952] [2024-04-04 14:04:57,086 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 14:04:57,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:04:57,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:04:57,087 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:04:57,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 14:04:57,296 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 14:04:57,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:04:57,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 14:04:57,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:04:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 89 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-04-04 14:04:57,644 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:04:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 89 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-04-04 14:04:57,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262549952] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:04:57,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:04:57,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-04-04 14:04:57,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765265661] [2024-04-04 14:04:57,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:04:57,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-04 14:04:57,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:04:58,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-04 14:04:58,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2024-04-04 14:04:58,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:58,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:04:58,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.441176470588236) internal successors, (321), 34 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:04:58,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:58,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:58,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:04:58,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:04:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:04:58,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 14:04:58,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:04:58,769 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:04:58,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:04:58,769 INFO L85 PathProgramCache]: Analyzing trace with hash 225312652, now seen corresponding path program 3 times [2024-04-04 14:04:58,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:04:58,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458110187] [2024-04-04 14:04:58,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:04:58,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:04:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:04:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 74 proven. 89 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-04-04 14:04:59,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:04:59,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458110187] [2024-04-04 14:04:59,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458110187] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:04:59,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798515503] [2024-04-04 14:04:59,229 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 14:04:59,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:04:59,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:04:59,230 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:04:59,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 14:04:59,474 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 14:04:59,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:04:59,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 14:04:59,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:04:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-04-04 14:04:59,601 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:04:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-04-04 14:04:59,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798515503] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:04:59,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:04:59,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 8] total 26 [2024-04-04 14:04:59,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80402543] [2024-04-04 14:04:59,750 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:04:59,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 14:04:59,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:04:59,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 14:04:59,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-04-04 14:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:59,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:04:59,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 14.153846153846153) internal successors, (368), 26 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:04:59,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:04:59,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:04:59,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:04:59,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:04:59,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:05:01,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 14:05:01,547 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 [2024-04-04 14:05:01,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:01,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:01,548 INFO L85 PathProgramCache]: Analyzing trace with hash 664634737, now seen corresponding path program 1 times [2024-04-04 14:05:01,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:01,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211297133] [2024-04-04 14:05:01,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:01,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:05:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-04-04 14:05:01,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:05:01,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211297133] [2024-04-04 14:05:01,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211297133] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:05:01,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:05:01,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 14:05:01,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552600253] [2024-04-04 14:05:01,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:05:01,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 14:05:01,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:05:01,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 14:05:01,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-04-04 14:05:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:01,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:05:01,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:05:01,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:02,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:02,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-04 14:05:02,055 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:02,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:02,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1934953334, now seen corresponding path program 4 times [2024-04-04 14:05:02,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:02,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327247475] [2024-04-04 14:05:02,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:02,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:05:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 44 proven. 39 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-04-04 14:05:02,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:05:02,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327247475] [2024-04-04 14:05:02,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327247475] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:05:02,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667070841] [2024-04-04 14:05:02,286 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 14:05:02,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:05:02,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:05:02,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:05:02,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 14:05:02,412 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 14:05:02,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:05:02,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 14:05:02,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:05:02,775 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 68 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-04-04 14:05:02,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:05:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 90 proven. 14 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-04-04 14:05:03,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667070841] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:05:03,184 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:05:03,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 15, 15] total 33 [2024-04-04 14:05:03,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201337040] [2024-04-04 14:05:03,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:05:03,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-04-04 14:05:03,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:05:03,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-04-04 14:05:03,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=834, Unknown=0, NotChecked=0, Total=1056 [2024-04-04 14:05:03,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:03,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:05:03,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 11.757575757575758) internal successors, (388), 33 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:03,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 14:05:04,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 14:05:04,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-04 14:05:04,728 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:04,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:04,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1624752662, now seen corresponding path program 5 times [2024-04-04 14:05:04,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:04,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055970709] [2024-04-04 14:05:04,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:04,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:05:05,118 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 85 proven. 110 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-04-04 14:05:05,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:05:05,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055970709] [2024-04-04 14:05:05,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055970709] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:05:05,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383601571] [2024-04-04 14:05:05,121 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 14:05:05,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:05:05,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:05:05,124 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:05:05,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 14:05:05,354 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-04 14:05:05,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:05:05,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-04 14:05:05,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:05:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 50 proven. 109 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-04-04 14:05:05,885 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:05:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 50 proven. 34 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-04-04 14:05:06,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383601571] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:05:06,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:05:06,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21, 10] total 46 [2024-04-04 14:05:06,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902982189] [2024-04-04 14:05:06,174 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:05:06,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-04 14:05:06,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:05:06,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-04 14:05:06,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1899, Unknown=0, NotChecked=0, Total=2070 [2024-04-04 14:05:06,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:06,315 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:05:06,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.91304347826087) internal successors, (456), 46 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 14:05:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:17,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 14:05:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2024-04-04 14:05:17,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-04-04 14:05:18,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:05:18,124 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:05:18,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:05:18,125 INFO L85 PathProgramCache]: Analyzing trace with hash 286411256, now seen corresponding path program 6 times [2024-04-04 14:05:18,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:05:18,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589112551] [2024-04-04 14:05:18,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:05:18,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:05:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:05:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 11 proven. 147 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-04-04 14:05:18,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:05:18,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589112551] [2024-04-04 14:05:18,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589112551] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:05:18,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548946332] [2024-04-04 14:05:18,526 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 14:05:18,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:05:18,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:05:18,528 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:05:18,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 14:05:18,677 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2024-04-04 14:05:18,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:05:18,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-04 14:05:18,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:05:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 14:05:18,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 14:05:18,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548946332] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:05:18,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 14:05:18,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [19] total 22 [2024-04-04 14:05:18,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747324322] [2024-04-04 14:05:18,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:05:18,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 14:05:18,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:05:18,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 14:05:18,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2024-04-04 14:05:18,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:18,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:05:18,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2024-04-04 14:05:18,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:06:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:06:20,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 14:06:20,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-04 14:06:20,300 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 14:06:20,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:06:20,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1973840099, now seen corresponding path program 1 times [2024-04-04 14:06:20,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:06:20,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845147929] [2024-04-04 14:06:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:20,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:06:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:20,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 14:06:20,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:06:20,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845147929] [2024-04-04 14:06:20,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845147929] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:06:20,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1713092424] [2024-04-04 14:06:20,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:06:20,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:06:20,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:06:20,393 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) [2024-04-04 14:06:20,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 14:06:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:06:20,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-04 14:06:20,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:06:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 14:06:20,634 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:06:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 14:06:20,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1713092424] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 14:06:20,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 14:06:20,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2024-04-04 14:06:20,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533966183] [2024-04-04 14:06:20,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:06:20,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 14:06:20,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:06:20,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 14:06:20,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-04-04 14:06:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:06:20,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:06:20,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:07:18,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:07:18,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:07:18,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 14:07:18,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:07:18,928 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)] === [2024-04-04 14:07:18,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:07:18,929 INFO L85 PathProgramCache]: Analyzing trace with hash 908374310, now seen corresponding path program 2 times [2024-04-04 14:07:18,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:07:18,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338462790] [2024-04-04 14:07:18,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:07:18,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:07:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:07:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 14:07:19,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:07:19,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338462790] [2024-04-04 14:07:19,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338462790] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:07:19,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747794753] [2024-04-04 14:07:19,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 14:07:19,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:07:19,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:07:19,030 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) [2024-04-04 14:07:19,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 14:07:19,166 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 14:07:19,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:07:19,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-04 14:07:19,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:07:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 14:07:19,273 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:07:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 14:07:19,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747794753] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 14:07:19,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 14:07:19,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2024-04-04 14:07:19,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346595397] [2024-04-04 14:07:19,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:07:19,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 14:07:19,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:07:19,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 14:07:19,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-04-04 14:07:19,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:07:19,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:07:19,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 14:07:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:08:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:08:30,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-04-04 14:08:30,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:08:30,843 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)] === [2024-04-04 14:08:30,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:08:30,846 INFO L85 PathProgramCache]: Analyzing trace with hash -196581058, now seen corresponding path program 1 times [2024-04-04 14:08:30,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:08:30,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737072615] [2024-04-04 14:08:30,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:08:30,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:08:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:08:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:08:30,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:08:30,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737072615] [2024-04-04 14:08:30,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737072615] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:08:30,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:08:30,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 14:08:30,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25333825] [2024-04-04 14:08:30,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:08:30,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 14:08:30,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:08:30,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 14:08:30,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 14:08:30,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:08:30,933 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:08:30,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:08:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:08:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:08:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:08:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:08:30,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:09:47,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:09:47,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:09:47,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:09:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:09:47,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-04 14:09:47,927 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)] === [2024-04-04 14:09:47,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:09:47,928 INFO L85 PathProgramCache]: Analyzing trace with hash 970557792, now seen corresponding path program 1 times [2024-04-04 14:09:47,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:09:47,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024667581] [2024-04-04 14:09:47,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:09:47,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:09:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:09:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:09:49,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:09:49,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024667581] [2024-04-04 14:09:49,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024667581] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:09:49,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:09:49,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-04-04 14:09:49,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609124564] [2024-04-04 14:09:49,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:09:49,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 14:09:49,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:09:49,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 14:09:49,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-04-04 14:09:49,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:09:49,093 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:09:49,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.615384615384615) internal successors, (125), 13 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:09:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 14:11:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 421 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 14:11:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 14:11:09,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 14:11:09,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 14:11:09,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 14:11:09,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 14:11:09,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-04-04 14:11:09,961 INFO L445 BasicCegarLoop]: Path program histogram: [6, 2, 1, 1, 1, 1, 1] [2024-04-04 14:11:09,963 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 14:11:09,963 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 14:11:09,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 02:11:09 BasicIcfg [2024-04-04 14:11:09,966 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 14:11:09,966 INFO L158 Benchmark]: Toolchain (without parser) took 377662.37ms. Allocated memory was 194.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 126.2MB in the beginning and 4.8GB in the end (delta: -4.7GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. [2024-04-04 14:11:09,966 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory was 125.4MB in the beginning and 125.3MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 14:11:09,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.81ms. Allocated memory is still 194.0MB. Free memory was 126.0MB in the beginning and 114.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 14:11:09,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.27ms. Allocated memory is still 194.0MB. Free memory was 114.1MB in the beginning and 112.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 14:11:09,967 INFO L158 Benchmark]: Boogie Preprocessor took 48.52ms. Allocated memory was 194.0MB in the beginning and 353.4MB in the end (delta: 159.4MB). Free memory was 112.2MB in the beginning and 326.3MB in the end (delta: -214.2MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2024-04-04 14:11:09,967 INFO L158 Benchmark]: RCFGBuilder took 423.35ms. Allocated memory is still 353.4MB. Free memory was 326.3MB in the beginning and 306.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-04-04 14:11:09,967 INFO L158 Benchmark]: TraceAbstraction took 376901.17ms. Allocated memory was 353.4MB in the beginning and 8.0GB in the end (delta: 7.6GB). Free memory was 305.4MB in the beginning and 4.8GB in the end (delta: -4.5GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. [2024-04-04 14:11:09,968 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory was 125.4MB in the beginning and 125.3MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 236.81ms. Allocated memory is still 194.0MB. Free memory was 126.0MB in the beginning and 114.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.27ms. Allocated memory is still 194.0MB. Free memory was 114.1MB in the beginning and 112.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.52ms. Allocated memory was 194.0MB in the beginning and 353.4MB in the end (delta: 159.4MB). Free memory was 112.2MB in the beginning and 326.3MB in the end (delta: -214.2MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * RCFGBuilder took 423.35ms. Allocated memory is still 353.4MB. Free memory was 326.3MB in the beginning and 306.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 376901.17ms. Allocated memory was 353.4MB in the beginning and 8.0GB in the end (delta: 7.6GB). Free memory was 305.4MB in the beginning and 4.8GB in the end (delta: -4.5GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 36941700, independent: 34910920, independent conditional: 34910919, independent unconditional: 1, dependent: 2030780, dependent conditional: 2030761, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35150789, independent: 34910920, independent conditional: 34910919, independent unconditional: 1, dependent: 239869, dependent conditional: 239869, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35150789, independent: 34910920, independent conditional: 34910919, independent unconditional: 1, dependent: 239869, dependent conditional: 239869, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 35150789, independent: 34910920, independent conditional: 34910919, independent unconditional: 1, dependent: 239869, dependent conditional: 239869, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 23106, independent unconditional: 34887814, dependent: 1825170, dependent conditional: 1328527, dependent unconditional: 496643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 22837, independent unconditional: 34888083, dependent: 1825170, dependent conditional: 681341, dependent unconditional: 1143829, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 22837, independent unconditional: 34888083, dependent: 1825170, dependent conditional: 681341, dependent unconditional: 1143829, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2660, independent: 1746, independent conditional: 86, independent unconditional: 1660, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2660, independent: 1740, independent conditional: 0, independent unconditional: 1740, dependent: 920, dependent conditional: 0, dependent unconditional: 920, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 920, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 920, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1433, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 1429, dependent conditional: 1357, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 36736090, independent: 34909174, independent conditional: 22751, independent unconditional: 34886423, dependent: 1824256, dependent conditional: 680442, dependent unconditional: 1143814, unknown: 2660, unknown conditional: 985, unknown unconditional: 1675] , Statistics on independence cache: Total cache size (in pairs): 2660, Positive cache size: 1746, Positive conditional cache size: 86, Positive unconditional cache size: 1660, Negative cache size: 914, Negative conditional cache size: 899, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 647455, Maximal queried relation: 10, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 23106, independent unconditional: 34887814, dependent: 1825170, dependent conditional: 1328527, dependent unconditional: 496643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 22837, independent unconditional: 34888083, dependent: 1825170, dependent conditional: 681341, dependent unconditional: 1143829, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36736090, independent: 34910920, independent conditional: 22837, independent unconditional: 34888083, dependent: 1825170, dependent conditional: 681341, dependent unconditional: 1143829, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2660, independent: 1746, independent conditional: 86, independent unconditional: 1660, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2660, independent: 1740, independent conditional: 0, independent unconditional: 1740, dependent: 920, dependent conditional: 0, dependent unconditional: 920, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 920, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 920, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 914, dependent conditional: 899, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1433, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 1429, dependent conditional: 1357, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 36736090, independent: 34909174, independent conditional: 22751, independent unconditional: 34886423, dependent: 1824256, dependent conditional: 680442, dependent unconditional: 1143814, unknown: 2660, unknown conditional: 985, unknown unconditional: 1675] , Statistics on independence cache: Total cache size (in pairs): 2660, Positive cache size: 1746, Positive conditional cache size: 86, Positive unconditional cache size: 1660, Negative cache size: 914, Negative conditional cache size: 899, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 647455 ], Independence queries for same thread: 1790911 - PositiveResult [Line: 103]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 213 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 376.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 364.0s, 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: 688, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 4495 NumberOfCodeBlocks, 4284 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 5990 ConstructedInterpolants, 0 QuantifiedInterpolants, 18043 SizeOfPredicates, 73 NumberOfNonLiveVariables, 3385 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 28 InterpolantComputations, 8 PerfectInterpolantSequences, 3395/4027 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 14:11:09,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-04 14:11:10,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...