/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 10:12:42,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 10:12:42,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 10:12:42,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 10:12:42,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 10:12:43,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 10:12:43,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 10:12:43,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 10:12:43,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 10:12:43,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 10:12:43,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 10:12:43,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 10:12:43,004 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 10:12:43,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 10:12:43,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 10:12:43,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 10:12:43,005 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 10:12:43,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 10:12:43,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 10:12:43,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 10:12:43,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 10:12:43,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 10:12:43,006 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 10:12:43,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 10:12:43,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 10:12:43,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 10:12:43,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 10:12:43,007 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 10:12:43,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 10:12:43,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 10:12:43,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 10:12:43,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 10:12:43,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 10:12:43,009 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 10:12:43,009 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 10:12:43,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 10:12:43,009 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 10:12:43,010 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 10:12:43,010 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 10:12:43,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 10:12:43,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 10:12:43,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 10:12:43,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 10:12:43,284 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 10:12:43,284 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 10:12:43,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 10:12:44,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 10:12:44,487 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 10:12:44,488 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 10:12:44,494 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/905919139/e53f41c4e6ce4dce8cf8c587a9421821/FLAG9e73fc152 [2024-04-06 10:12:44,508 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/905919139/e53f41c4e6ce4dce8cf8c587a9421821 [2024-04-06 10:12:44,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 10:12:44,511 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 10:12:44,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 10:12:44,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 10:12:44,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 10:12:44,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9708e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44, skipping insertion in model container [2024-04-06 10:12:44,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 10:12:44,680 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/test-hard1.wvr.c[3373,3386] [2024-04-06 10:12:44,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 10:12:44,691 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 10:12:44,708 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/test-hard1.wvr.c[3373,3386] [2024-04-06 10:12:44,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 10:12:44,717 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 10:12:44,717 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 10:12:44,722 INFO L206 MainTranslator]: Completed translation [2024-04-06 10:12:44,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44 WrapperNode [2024-04-06 10:12:44,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 10:12:44,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 10:12:44,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 10:12:44,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 10:12:44,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,758 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-04-06 10:12:44,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 10:12:44,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 10:12:44,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 10:12:44,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 10:12:44,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 10:12:44,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 10:12:44,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 10:12:44,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 10:12:44,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (1/1) ... [2024-04-06 10:12:44,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 10:12:44,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:12:44,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-06 10:12:44,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-06 10:12:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 10:12:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 10:12:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 10:12:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 10:12:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 10:12:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 10:12:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 10:12:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 10:12:44,897 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 10:12:45,001 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 10:12:45,004 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 10:12:45,226 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 10:12:45,294 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 10:12:45,294 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-06 10:12:45,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 10:12:45 BoogieIcfgContainer [2024-04-06 10:12:45,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 10:12:45,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 10:12:45,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 10:12:45,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 10:12:45,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 10:12:44" (1/3) ... [2024-04-06 10:12:45,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d4f77c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 10:12:45, skipping insertion in model container [2024-04-06 10:12:45,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 10:12:44" (2/3) ... [2024-04-06 10:12:45,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d4f77c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 10:12:45, skipping insertion in model container [2024-04-06 10:12:45,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 10:12:45" (3/3) ... [2024-04-06 10:12:45,304 INFO L112 eAbstractionObserver]: Analyzing ICFG test-hard1.wvr.c [2024-04-06 10:12:45,311 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 10:12:45,319 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 10:12:45,319 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 10:12:45,319 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 10:12:45,372 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-06 10:12:45,411 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 10:12:45,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 10:12:45,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:12:45,423 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-06 10:12:45,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-06 10:12:45,451 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 10:12:45,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:12:45,462 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 10:12:45,468 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;@755af8a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 10:12:45,468 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-06 10:12:46,785 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 2 more)] === [2024-04-06 10:12:46,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:12:46,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1768307362, now seen corresponding path program 1 times [2024-04-06 10:12:46,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:12:46,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721880080] [2024-04-06 10:12:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:46,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-04-06 10:12:47,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:12:47,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721880080] [2024-04-06 10:12:47,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721880080] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 10:12:47,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 10:12:47,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 10:12:47,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016341668] [2024-04-06 10:12:47,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 10:12:47,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 10:12:47,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:12:47,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 10:12:47,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 10:12:47,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:47,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:12:47,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.5) internal successors, (113), 2 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:12:47,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:47,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:47,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 10:12:47,579 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 2 more)] === [2024-04-06 10:12:47,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:12:47,581 INFO L85 PathProgramCache]: Analyzing trace with hash 851921736, now seen corresponding path program 1 times [2024-04-06 10:12:47,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:12:47,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316811525] [2024-04-06 10:12:47,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:47,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-06 10:12:48,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:12:48,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316811525] [2024-04-06 10:12:48,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316811525] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 10:12:48,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 10:12:48,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 10:12:48,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397993244] [2024-04-06 10:12:48,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 10:12:48,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 10:12:48,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:12:48,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1640247067, now seen corresponding path program 1 times [2024-04-06 10:12:48,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:48,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:48,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:48,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2102655400, now seen corresponding path program 1 times [2024-04-06 10:12:48,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:48,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:12:49,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:49,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:12:50,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1496459147, now seen corresponding path program 2 times [2024-04-06 10:12:50,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:50,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:50,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:50,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 10:12:50,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2024-04-06 10:12:50,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:50,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:12:50,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:12:50,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:51,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:51,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:12:51,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable5 [2024-04-06 10:12:51,353 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 2 more)] === [2024-04-06 10:12:51,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:12:51,353 INFO L85 PathProgramCache]: Analyzing trace with hash -2029386885, now seen corresponding path program 2 times [2024-04-06 10:12:51,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:12:51,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384065052] [2024-04-06 10:12:51,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:51,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-06 10:12:51,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:12:51,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384065052] [2024-04-06 10:12:51,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384065052] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:12:51,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782960640] [2024-04-06 10:12:51,793 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 10:12:51,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:12:51,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:12:51,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:12:51,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 10:12:51,944 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 10:12:51,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:12:51,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 10:12:51,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:12:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-04-06 10:12:52,003 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 10:12:52,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782960640] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 10:12:52,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 10:12:52,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-06 10:12:52,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736046132] [2024-04-06 10:12:52,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 10:12:52,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 10:12:52,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:12:52,134 INFO L85 PathProgramCache]: Analyzing trace with hash 731734296, now seen corresponding path program 3 times [2024-04-06 10:12:52,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:52,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1846554685, now seen corresponding path program 4 times [2024-04-06 10:12:52,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:52,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,417 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1065051632, now seen corresponding path program 5 times [2024-04-06 10:12:52,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:52,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:52,710 INFO L85 PathProgramCache]: Analyzing trace with hash 2086263268, now seen corresponding path program 1 times [2024-04-06 10:12:52,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:52,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 43 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 10:12:54,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:54,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 10:12:56,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1450637462, now seen corresponding path program 1 times [2024-04-06 10:12:56,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:56,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:56,936 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-06 10:12:56,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:56,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:57,272 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-06 10:12:57,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 10:12:57,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=3416, Unknown=0, NotChecked=0, Total=3906 [2024-04-06 10:12:57,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:57,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:12:57,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:12:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:12:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:57,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:12:57,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:12:57,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:12:57,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 10:12:57,954 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,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-04-06 10:12:57,954 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 2 more)] === [2024-04-06 10:12:57,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:12:57,955 INFO L85 PathProgramCache]: Analyzing trace with hash -10387549, now seen corresponding path program 3 times [2024-04-06 10:12:57,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:12:57,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520438233] [2024-04-06 10:12:57,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:57,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:12:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 10:12:58,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:12:58,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520438233] [2024-04-06 10:12:58,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520438233] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:12:58,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358343781] [2024-04-06 10:12:58,317 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 10:12:58,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:12:58,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:12:58,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:12:58,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 10:12:58,450 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-06 10:12:58,450 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:12:58,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 11 conjunts are in the unsatisfiable core [2024-04-06 10:12:58,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:12:58,577 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 10:12:58,577 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:12:58,738 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 183 proven. 11 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-04-06 10:12:58,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358343781] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:12:58,738 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:12:58,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9] total 15 [2024-04-06 10:12:58,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755379853] [2024-04-06 10:12:58,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:12:58,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 10:12:58,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:12:58,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1167143915, now seen corresponding path program 6 times [2024-04-06 10:12:58,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:58,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:58,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:59,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1065051632, now seen corresponding path program 7 times [2024-04-06 10:12:59,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:59,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:59,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:12:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:12:59,282 INFO L85 PathProgramCache]: Analyzing trace with hash 2086263268, now seen corresponding path program 2 times [2024-04-06 10:12:59,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:12:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:12:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:13:01,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:01,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 9 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:13:03,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 10:13:03,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=747, Invalid=4655, Unknown=0, NotChecked=0, Total=5402 [2024-04-06 10:13:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:03,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:13:03,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 10.4) internal successors, (156), 15 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:13:03,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:03,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:13:03,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:13:03,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:04,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:04,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:13:04,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:13:04,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:13:04,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-06 10:13:04,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-06 10:13:04,672 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 2 more)] === [2024-04-06 10:13:04,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:13:04,672 INFO L85 PathProgramCache]: Analyzing trace with hash -466662140, now seen corresponding path program 4 times [2024-04-06 10:13:04,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:13:04,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61383027] [2024-04-06 10:13:04,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:04,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-04-06 10:13:04,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:13:04,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61383027] [2024-04-06 10:13:04,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61383027] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 10:13:04,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 10:13:04,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-06 10:13:04,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320441230] [2024-04-06 10:13:04,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 10:13:04,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 10:13:04,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:13:05,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1167143915, now seen corresponding path program 8 times [2024-04-06 10:13:05,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:05,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:13:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,154 INFO L85 PathProgramCache]: Analyzing trace with hash -373826883, now seen corresponding path program 9 times [2024-04-06 10:13:05,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:05,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:13:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,319 INFO L85 PathProgramCache]: Analyzing trace with hash -462006521, now seen corresponding path program 10 times [2024-04-06 10:13:05,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:05,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:13:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1150501478, now seen corresponding path program 11 times [2024-04-06 10:13:05,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:05,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 10:13:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 10:13:05,707 INFO L85 PathProgramCache]: Analyzing trace with hash -130833874, now seen corresponding path program 3 times [2024-04-06 10:13:05,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:05,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 11 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:13:08,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:08,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 17 proven. 83 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 10:13:10,348 INFO L85 PathProgramCache]: Analyzing trace with hash -709977687, now seen corresponding path program 2 times [2024-04-06 10:13:10,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:10,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 5 proven. 94 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 10:13:13,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:13,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:15,365 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 37 proven. 54 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-06 10:13:15,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 10:13:15,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1216, Invalid=9086, Unknown=0, NotChecked=0, Total=10302 [2024-04-06 10:13:15,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:15,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:13:15,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:13:15,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:15,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:13:15,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:13:15,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:13:15,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:13:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:13:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:13:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:13:15,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-04-06 10:13:15,786 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 2 more)] === [2024-04-06 10:13:15,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:13:15,786 INFO L85 PathProgramCache]: Analyzing trace with hash -552899893, now seen corresponding path program 5 times [2024-04-06 10:13:15,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:13:15,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471695412] [2024-04-06 10:13:15,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:13:15,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:13:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:13:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 83 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:13:18,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:13:18,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471695412] [2024-04-06 10:13:18,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471695412] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:13:18,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463746314] [2024-04-06 10:13:18,492 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 10:13:18,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:13:18,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:13:18,493 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:13:18,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 10:13:18,690 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-04-06 10:13:18,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:13:18,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 61 conjunts are in the unsatisfiable core [2024-04-06 10:13:18,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:13:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 42 proven. 231 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 10:13:33,259 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:13:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 85 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:13:35,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463746314] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:13:35,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:13:35,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 41, 48] total 128 [2024-04-06 10:13:35,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851091403] [2024-04-06 10:13:35,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:13:35,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2024-04-06 10:13:35,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:13:35,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2024-04-06 10:13:35,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3723, Invalid=12533, Unknown=0, NotChecked=0, Total=16256 [2024-04-06 10:13:35,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:35,994 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:13:35,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 3.2578125) internal successors, (417), 128 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:13:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:14:00,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 10:14:05,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 10:14:44,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 10:15:05,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:15:05,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:15:05,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:15:05,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:15:05,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:15:05,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-04-06 10:15:05,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-06 10:15:05,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-04-06 10:15:05,883 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 2 more)] === [2024-04-06 10:15:05,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:15:05,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1087812377, now seen corresponding path program 6 times [2024-04-06 10:15:05,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:15:05,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391202422] [2024-04-06 10:15:05,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:15:05,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:15:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:15:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 67 proven. 625 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-06 10:15:14,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:15:14,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391202422] [2024-04-06 10:15:14,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391202422] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:15:14,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296695751] [2024-04-06 10:15:14,655 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 10:15:14,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:15:14,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:15:14,658 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:15:14,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 10:15:14,894 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-04-06 10:15:14,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:15:14,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 81 conjunts are in the unsatisfiable core [2024-04-06 10:15:14,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:15:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 83 proven. 602 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-06 10:15:28,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:15:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 43 proven. 660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:15:35,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296695751] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:15:35,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:15:35,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [80, 52, 64] total 192 [2024-04-06 10:15:35,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278480371] [2024-04-06 10:15:35,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:15:35,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2024-04-06 10:15:35,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:15:36,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2024-04-06 10:15:36,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4607, Invalid=32065, Unknown=0, NotChecked=0, Total=36672 [2024-04-06 10:15:36,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:15:36,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:15:36,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 192 states, 192 states have (on average 2.8125) internal successors, (540), 192 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:15:36,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:15:36,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:15:36,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:15:36,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:15:36,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:15:36,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-04-06 10:15:36,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:53,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:53,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:16:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:16:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:16:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:16:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:16:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 359 states. [2024-04-06 10:16:53,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 10:16:53,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:16:53,896 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 2 more)] === [2024-04-06 10:16:53,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:16:53,896 INFO L85 PathProgramCache]: Analyzing trace with hash 2062119775, now seen corresponding path program 7 times [2024-04-06 10:16:53,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:16:53,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235336625] [2024-04-06 10:16:53,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:16:53,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:16:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:16:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 859 proven. 7 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2024-04-06 10:16:54,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:16:54,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235336625] [2024-04-06 10:16:54,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235336625] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:16:54,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956639513] [2024-04-06 10:16:54,622 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 10:16:54,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:16:54,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:16:54,623 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:16:54,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 10:16:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:16:54,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 11 conjunts are in the unsatisfiable core [2024-04-06 10:16:54,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:16:54,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 859 proven. 7 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2024-04-06 10:16:54,925 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:16:55,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 887 proven. 23 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2024-04-06 10:16:55,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956639513] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:16:55,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:16:55,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9] total 15 [2024-04-06 10:16:55,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921769575] [2024-04-06 10:16:55,061 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:16:55,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 10:16:55,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:16:55,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 10:16:55,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-04-06 10:16:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:55,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:16:55,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.2) internal successors, (168), 15 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:16:55,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 359 states. [2024-04-06 10:16:55,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 359 states. [2024-04-06 10:16:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-06 10:16:55,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 10:16:55,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:16:55,952 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 2 more)] === [2024-04-06 10:16:55,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:16:55,952 INFO L85 PathProgramCache]: Analyzing trace with hash -382019636, now seen corresponding path program 8 times [2024-04-06 10:16:55,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:16:55,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585163191] [2024-04-06 10:16:55,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:16:55,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:16:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:17:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1549 backedges. 189 proven. 1287 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-04-06 10:17:09,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:17:09,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585163191] [2024-04-06 10:17:09,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585163191] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:17:09,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495708417] [2024-04-06 10:17:09,022 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 10:17:09,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:17:09,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:17:09,023 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 10:17:09,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 10:17:09,350 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 10:17:09,350 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:17:09,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 91 conjunts are in the unsatisfiable core [2024-04-06 10:17:09,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:17:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1549 backedges. 469 proven. 996 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-06 10:17:43,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:17:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1549 backedges. 494 proven. 1025 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-04-06 10:17:49,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495708417] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:17:49,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:17:49,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 60, 76] total 189 [2024-04-06 10:17:49,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491975235] [2024-04-06 10:17:49,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:17:49,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 189 states [2024-04-06 10:17:49,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:17:50,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 189 interpolants. [2024-04-06 10:17:50,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5716, Invalid=29816, Unknown=0, NotChecked=0, Total=35532 [2024-04-06 10:17:50,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:17:50,167 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:17:50,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 189 states, 189 states have (on average 3.433862433862434) internal successors, (649), 189 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 359 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-06 10:17:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 377 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-06 10:18:33,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 238 states. [2024-04-06 10:18:33,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-04-06 10:18:34,120 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,SelfDestructingSolverStorable31 [2024-04-06 10:18:34,120 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 2 more)] === [2024-04-06 10:18:34,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:18:34,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1144725409, now seen corresponding path program 9 times [2024-04-06 10:18:34,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:18:34,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080614553] [2024-04-06 10:18:34,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:18:34,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:18:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:18:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 417 proven. 1388 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-06 10:18:45,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:18:45,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080614553] [2024-04-06 10:18:45,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080614553] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:18:45,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254402572] [2024-04-06 10:18:45,350 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 10:18:45,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:18:45,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:18:45,351 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) [2024-04-06 10:18:45,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-06 10:18:45,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-04-06 10:18:45,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:18:45,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 112 conjunts are in the unsatisfiable core [2024-04-06 10:18:45,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 10:21:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 372 proven. 1443 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-04-06 10:21:24,490 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 10:21:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 0 proven. 1898 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 10:21:37,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254402572] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 10:21:37,528 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 10:21:37,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 54, 98] total 218 [2024-04-06 10:21:37,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942492010] [2024-04-06 10:21:37,528 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 10:21:37,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 218 states [2024-04-06 10:21:37,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 10:21:38,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 218 interpolants. [2024-04-06 10:21:38,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7230, Invalid=40076, Unknown=0, NotChecked=0, Total=47306 [2024-04-06 10:21:38,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:21:38,650 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 10:21:38,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 218 states, 218 states have (on average 3.2477064220183487) internal successors, (708), 218 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 377 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 238 states. [2024-04-06 10:21:38,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:23:03,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 10:23:09,315 WARN L293 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 124 DAG size of output: 109 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 10:23:22,678 WARN L293 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 219 DAG size of output: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 10:23:30,840 WARN L293 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 143 DAG size of output: 127 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 10:23:41,082 WARN L293 SmtUtils]: Spent 7.05s on a formula simplification. DAG size of input: 148 DAG size of output: 132 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 10:23:50,435 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 206 DAG size of output: 105 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 380 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 238 states. [2024-04-06 10:24:45,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 489 states. [2024-04-06 10:24:45,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-06 10:24:45,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:24:45,511 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 2 more)] === [2024-04-06 10:24:45,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 10:24:45,511 INFO L85 PathProgramCache]: Analyzing trace with hash 16075689, now seen corresponding path program 10 times [2024-04-06 10:24:45,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 10:24:45,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902436279] [2024-04-06 10:24:45,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 10:24:45,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 10:24:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 10:25:18,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 27 proven. 1514 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 10:25:18,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 10:25:18,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902436279] [2024-04-06 10:25:18,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902436279] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 10:25:18,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252921543] [2024-04-06 10:25:18,471 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 10:25:18,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:25:18,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 10:25:18,472 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) [2024-04-06 10:25:18,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-06 10:25:18,917 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 10:25:18,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 10:25:18,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 127 conjunts are in the unsatisfiable core [2024-04-06 10:25:18,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-04-06 10:26:34,917 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 10:26:34,920 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 10:26:34,921 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 10:26:35,676 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-06 10:26:35,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-06 10:26:35,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 10:26:35,877 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. [2024-04-06 10:26:35,878 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-06 10:26:35,878 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-06 10:26:35,879 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-06 10:26:35,879 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-06 10:26:35,882 INFO L445 BasicCegarLoop]: Path program histogram: [11, 10, 3, 2, 1, 1] [2024-04-06 10:26:35,886 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 10:26:35,886 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 10:26:35,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 10:26:35 BasicIcfg [2024-04-06 10:26:35,888 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 10:26:35,889 INFO L158 Benchmark]: Toolchain (without parser) took 831378.13ms. Allocated memory was 160.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 86.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 457.6MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.36ms. Allocated memory is still 160.4MB. Free memory was 86.5MB in the beginning and 74.5MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.82ms. Allocated memory is still 160.4MB. Free memory was 74.4MB in the beginning and 72.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: Boogie Preprocessor took 21.06ms. Allocated memory is still 160.4MB. Free memory was 72.7MB in the beginning and 71.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: RCFGBuilder took 500.24ms. Allocated memory is still 312.5MB. Free memory was 281.5MB in the beginning and 267.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,889 INFO L158 Benchmark]: TraceAbstraction took 830590.85ms. Allocated memory was 312.5MB in the beginning and 2.2GB in the end (delta: 1.9GB). Free memory was 266.4MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 484.6MB. Max. memory is 8.0GB. [2024-04-06 10:26:35,890 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 214.36ms. Allocated memory is still 160.4MB. Free memory was 86.5MB in the beginning and 74.5MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.82ms. Allocated memory is still 160.4MB. Free memory was 74.4MB in the beginning and 72.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.06ms. Allocated memory is still 160.4MB. Free memory was 72.7MB in the beginning and 71.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 500.24ms. Allocated memory is still 312.5MB. Free memory was 281.5MB in the beginning and 267.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. * TraceAbstraction took 830590.85ms. Allocated memory was 312.5MB in the beginning and 2.2GB in the end (delta: 1.9GB). Free memory was 266.4MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 484.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 442777, independent: 391657, independent conditional: 378923, independent unconditional: 12734, dependent: 51110, dependent conditional: 44745, dependent unconditional: 6365, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 397491, independent: 391657, independent conditional: 378923, independent unconditional: 12734, dependent: 5824, dependent conditional: 5576, dependent unconditional: 248, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 397491, independent: 391657, independent conditional: 378923, independent unconditional: 12734, dependent: 5824, dependent conditional: 5576, dependent unconditional: 248, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 397491, independent: 391657, independent conditional: 378923, independent unconditional: 12734, dependent: 5824, dependent conditional: 5576, dependent unconditional: 248, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 40439, independent unconditional: 351218, dependent: 20292, dependent conditional: 9380, dependent unconditional: 10912, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 34677, independent unconditional: 356980, dependent: 20292, dependent conditional: 2792, dependent unconditional: 17500, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 34677, independent unconditional: 356980, dependent: 20292, dependent conditional: 2792, dependent unconditional: 17500, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1070, independent: 1008, independent conditional: 9, independent unconditional: 999, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1070, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 71, dependent conditional: 0, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 71, independent: 9, independent conditional: 9, independent unconditional: 0, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 71, independent: 9, independent conditional: 9, independent unconditional: 0, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4378, independent: 205, independent conditional: 205, independent unconditional: 0, dependent: 1389, dependent conditional: 552, dependent unconditional: 837, unknown: 2784, unknown conditional: 2784, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 411967, independent: 390649, independent conditional: 34668, independent unconditional: 355981, dependent: 20233, dependent conditional: 2745, dependent unconditional: 17488, unknown: 1085, unknown conditional: 74, unknown unconditional: 1011] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 59, Negative conditional cache size: 47, Negative unconditional cache size: 12, Unknown cache size: 3, Unknown conditional cache size: 3, Unknown unconditional cache size: 0, Eliminated conditions: 12350, Maximal queried relation: 9, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 40439, independent unconditional: 351218, dependent: 20292, dependent conditional: 9380, dependent unconditional: 10912, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 34677, independent unconditional: 356980, dependent: 20292, dependent conditional: 2792, dependent unconditional: 17500, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 411967, independent: 391657, independent conditional: 34677, independent unconditional: 356980, dependent: 20292, dependent conditional: 2792, dependent unconditional: 17500, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1070, independent: 1008, independent conditional: 9, independent unconditional: 999, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1070, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 71, dependent conditional: 0, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 71, independent: 9, independent conditional: 9, independent unconditional: 0, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 71, independent: 9, independent conditional: 9, independent unconditional: 0, dependent: 59, dependent conditional: 47, dependent unconditional: 12, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4378, independent: 205, independent conditional: 205, independent unconditional: 0, dependent: 1389, dependent conditional: 552, dependent unconditional: 837, unknown: 2784, unknown conditional: 2784, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 411967, independent: 390649, independent conditional: 34668, independent unconditional: 355981, dependent: 20233, dependent conditional: 2745, dependent unconditional: 17488, unknown: 1085, unknown conditional: 74, unknown unconditional: 1011] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 59, Negative conditional cache size: 47, Negative unconditional cache size: 12, Unknown cache size: 3, Unknown conditional cache size: 3, Unknown unconditional cache size: 0, Eliminated conditions: 12350 ], Independence queries for same thread: 45286 - TimeoutResultAtElement [Line: 139]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. - TimeoutResultAtElement [Line: 132]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. - TimeoutResultAtElement [Line: 131]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 295 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 167 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 830.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 402.0s, 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: 1368, 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, 2.4s SatisfiabilityAnalysisTime, 287.8s InterpolantComputationTime, 3833 NumberOfCodeBlocks, 3795 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 5307 ConstructedInterpolants, 0 QuantifiedInterpolants, 82545 SizeOfPredicates, 94 NumberOfNonLiveVariables, 3088 ConjunctsInSsa, 373 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 10071/20670 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown