/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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/parallel-parallel-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 14:39:01,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 14:39:01,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 14:39:01,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 14:39:01,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 14:39:01,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 14:39:01,755 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 14:39:01,755 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 14:39:01,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 14:39:01,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 14:39:01,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 14:39:01,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 14:39:01,761 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 14:39:01,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 14:39:01,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 14:39:01,764 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 14:39:01,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 14:39:01,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 14:39:01,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 14:39:01,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 14:39:01,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 14:39:01,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 14:39:01,765 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 14:39:01,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 14:39:01,766 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 14:39:01,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 14:39:01,766 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 14:39:01,766 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 14:39:01,767 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 14:39:01,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 14:39:01,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 14:39:01,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 14:39:01,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 14:39:01,769 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 14:39:01,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 14:39:02,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 14:39:02,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 14:39:02,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 14:39:02,054 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 14:39:02,055 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 14:39:02,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-04-05 14:39:03,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 14:39:03,406 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 14:39:03,407 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-04-05 14:39:03,414 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fbc128de6/1287d02a37274619bad546739c165494/FLAG346ba30b2 [2024-04-05 14:39:03,427 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fbc128de6/1287d02a37274619bad546739c165494 [2024-04-05 14:39:03,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 14:39:03,430 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 14:39:03,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 14:39:03,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 14:39:03,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 14:39:03,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3296e7c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03, skipping insertion in model container [2024-04-05 14:39:03,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,467 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 14:39:03,629 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/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-04-05 14:39:03,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 14:39:03,653 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 14:39:03,681 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/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-04-05 14:39:03,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 14:39:03,694 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 14:39:03,694 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 14:39:03,701 INFO L206 MainTranslator]: Completed translation [2024-04-05 14:39:03,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03 WrapperNode [2024-04-05 14:39:03,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 14:39:03,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 14:39:03,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 14:39:03,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 14:39:03,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,752 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 403 [2024-04-05 14:39:03,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 14:39:03,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 14:39:03,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 14:39:03,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 14:39:03,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 14:39:03,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 14:39:03,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 14:39:03,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 14:39:03,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (1/1) ... [2024-04-05 14:39:03,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 14:39:03,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:03,841 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) [2024-04-05 14:39:03,847 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 [2024-04-05 14:39:03,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 14:39:03,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 14:39:03,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 14:39:03,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 14:39:03,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 14:39:03,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 14:39:03,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 14:39:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 14:39:03,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 14:39:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 14:39:03,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-05 14:39:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-05 14:39:03,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 14:39:03,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-04-05 14:39:03,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-04-05 14:39:03,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-04-05 14:39:03,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-04-05 14:39:03,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 14:39:03,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 14:39:03,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 14:39:03,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 14:39:03,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 14:39:03,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 14:39:03,895 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 14:39:04,041 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 14:39:04,043 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 14:39:04,484 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 14:39:04,723 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 14:39:04,724 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-04-05 14:39:04,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 02:39:04 BoogieIcfgContainer [2024-04-05 14:39:04,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 14:39:04,730 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 14:39:04,730 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 14:39:04,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 14:39:04,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 02:39:03" (1/3) ... [2024-04-05 14:39:04,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25375381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 02:39:04, skipping insertion in model container [2024-04-05 14:39:04,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:39:03" (2/3) ... [2024-04-05 14:39:04,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25375381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 02:39:04, skipping insertion in model container [2024-04-05 14:39:04,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 02:39:04" (3/3) ... [2024-04-05 14:39:04,737 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-04-05 14:39:04,745 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 14:39:04,755 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 14:39:04,755 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 14:39:04,755 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 14:39:04,902 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-04-05 14:39:04,972 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 14:39:04,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 14:39:04,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:04,980 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) [2024-04-05 14:39:05,004 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 [2024-04-05 14:39:05,042 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 14:39:05,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:05,056 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 14:39:05,065 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;@ef7537b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 14:39:05,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-04-05 14:39:05,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:05,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:05,786 INFO L85 PathProgramCache]: Analyzing trace with hash -501063113, now seen corresponding path program 1 times [2024-04-05 14:39:05,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:05,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318936762] [2024-04-05 14:39:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:05,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:06,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:06,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318936762] [2024-04-05 14:39:06,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318936762] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 14:39:06,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 14:39:06,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 14:39:06,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149794160] [2024-04-05 14:39:06,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 14:39:06,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 14:39:06,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:06,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 14:39:06,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 14:39:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:06,287 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:06,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 115.0) internal successors, (230), 2 states have internal predecessors, (230), 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) [2024-04-05 14:39:06,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:06,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:06,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 14:39:06,851 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:06,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:06,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1230864671, now seen corresponding path program 1 times [2024-04-05 14:39:06,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:06,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138518781] [2024-04-05 14:39:06,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:06,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:08,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:08,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:08,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138518781] [2024-04-05 14:39:08,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138518781] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 14:39:08,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 14:39:08,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-04-05 14:39:08,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83145024] [2024-04-05 14:39:08,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 14:39:08,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-05 14:39:08,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:08,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-05 14:39:08,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-04-05 14:39:08,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:08,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:08,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 17.153846153846153) internal successors, (223), 13 states have internal predecessors, (223), 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) [2024-04-05 14:39:08,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:08,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:09,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:09,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 14:39:09,299 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:09,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:09,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1816775915, now seen corresponding path program 1 times [2024-04-05 14:39:09,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:09,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469893770] [2024-04-05 14:39:09,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:09,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:10,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:10,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469893770] [2024-04-05 14:39:10,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469893770] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:10,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155241706] [2024-04-05 14:39:10,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:10,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:10,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:10,630 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) [2024-04-05 14:39:10,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 14:39:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:10,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 29 conjunts are in the unsatisfiable core [2024-04-05 14:39:10,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:39:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:12,302 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:39:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 14:39:12,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155241706] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:12,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 14:39:12,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [19, 17] total 38 [2024-04-05 14:39:12,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419773644] [2024-04-05 14:39:12,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 14:39:12,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-05 14:39:12,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:12,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-05 14:39:12,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1235, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 14:39:12,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:12,804 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:12,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 19.25) internal successors, (231), 12 states have internal predecessors, (231), 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) [2024-04-05 14:39:12,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:12,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:12,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:13,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:13,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 14:39:13,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 14:39:14,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 14:39:14,145 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:14,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:14,146 INFO L85 PathProgramCache]: Analyzing trace with hash 57278693, now seen corresponding path program 1 times [2024-04-05 14:39:14,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:14,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871614472] [2024-04-05 14:39:14,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:14,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:14,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:14,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:14,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871614472] [2024-04-05 14:39:14,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871614472] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:14,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658018505] [2024-04-05 14:39:14,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:14,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:14,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:14,853 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) [2024-04-05 14:39:14,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 14:39:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:15,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-05 14:39:15,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:39:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 14:39:15,415 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 14:39:15,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658018505] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 14:39:15,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 14:39:15,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 20 [2024-04-05 14:39:15,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248468882] [2024-04-05 14:39:15,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 14:39:15,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 14:39:15,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:15,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 14:39:15,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2024-04-05 14:39:15,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:15,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:15,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 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) [2024-04-05 14:39:15,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:15,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:15,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 14:39:15,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:18,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:18,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:18,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:18,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 14:39:18,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:18,525 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:18,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:18,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1385633636, now seen corresponding path program 1 times [2024-04-05 14:39:18,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:18,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392992072] [2024-04-05 14:39:18,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:18,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:19,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:19,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:19,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392992072] [2024-04-05 14:39:19,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392992072] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:19,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043506071] [2024-04-05 14:39:19,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:19,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:19,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:19,351 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) [2024-04-05 14:39:19,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 14:39:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:19,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-05 14:39:19,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:39:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 14:39:19,838 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 14:39:19,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043506071] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 14:39:19,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 14:39:19,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2024-04-05 14:39:19,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541671195] [2024-04-05 14:39:19,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 14:39:19,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 14:39:19,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:19,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 14:39:19,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-04-05 14:39:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:19,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:19,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 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) [2024-04-05 14:39:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:19,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:21,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:39:21,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 14:39:21,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:21,807 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:21,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:21,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1032001360, now seen corresponding path program 1 times [2024-04-05 14:39:21,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:21,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105344414] [2024-04-05 14:39:21,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:21,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:22,538 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 14:39:22,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:22,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105344414] [2024-04-05 14:39:22,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105344414] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:22,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70049555] [2024-04-05 14:39:22,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:22,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:22,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:22,541 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) [2024-04-05 14:39:22,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 14:39:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:22,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 14:39:22,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:39:23,071 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 14:39:23,072 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:39:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 14:39:23,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70049555] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:39:23,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:39:23,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 30 [2024-04-05 14:39:23,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611475549] [2024-04-05 14:39:23,378 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:39:23,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 14:39:23,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:39:23,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 14:39:23,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2024-04-05 14:39:23,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:23,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:39:23,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 16.133333333333333) internal successors, (484), 30 states have internal predecessors, (484), 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) [2024-04-05 14:39:23,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:23,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:23,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:23,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:39:23,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:25,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:39:25,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:39:25,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:25,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:39:25,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:39:25,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:39:25,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 14:39:25,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 14:39:25,298 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:39:25,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:39:25,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1355962748, now seen corresponding path program 2 times [2024-04-05 14:39:25,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:39:25,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932150442] [2024-04-05 14:39:25,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:39:25,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:39:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:39:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:27,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:39:27,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932150442] [2024-04-05 14:39:27,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932150442] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:39:27,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876923206] [2024-04-05 14:39:27,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 14:39:27,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:39:27,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:39:27,275 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) [2024-04-05 14:39:27,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 14:39:27,484 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 14:39:27,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:39:27,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 71 conjunts are in the unsatisfiable core [2024-04-05 14:39:27,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:39:28,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-04-05 14:39:28,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:29,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:29,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:29,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:29,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:30,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:39:30,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-05 14:39:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:39:30,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:43:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 14:43:38,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876923206] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:43:38,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:43:38,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 34, 23] total 71 [2024-04-05 14:43:38,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142049230] [2024-04-05 14:43:38,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:43:38,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-04-05 14:43:38,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:43:38,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-04-05 14:43:38,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=4365, Unknown=170, NotChecked=0, Total=4970 [2024-04-05 14:43:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:43:38,980 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:43:38,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 8.943661971830986) internal successors, (635), 71 states have internal predecessors, (635), 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) [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:43:38,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:44:32,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:44:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:44:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:44:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:44:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:44:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:44:32,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:44:32,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 14:44:33,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:44:33,152 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:44:33,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:44:33,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1165696600, now seen corresponding path program 3 times [2024-04-05 14:44:33,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:44:33,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435592577] [2024-04-05 14:44:33,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:44:33,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:44:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:44:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 14:44:36,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:44:36,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435592577] [2024-04-05 14:44:36,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435592577] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:44:36,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983541664] [2024-04-05 14:44:36,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 14:44:36,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:44:36,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:44:36,247 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) [2024-04-05 14:44:36,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 14:44:36,464 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-04-05 14:44:36,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:44:36,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 21 conjunts are in the unsatisfiable core [2024-04-05 14:44:36,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:44:41,347 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-05 14:44:41,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:44:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-05 14:44:44,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983541664] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:44:44,763 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:44:44,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 12] total 37 [2024-04-05 14:44:44,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32363836] [2024-04-05 14:44:44,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:44:44,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-05 14:44:44,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:44:44,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-05 14:44:44,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1218, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 14:44:44,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:44:44,766 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:44:44,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 15.783783783783784) internal successors, (584), 37 states have internal predecessors, (584), 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) [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:44:44,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:45:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:45:30,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2024-04-05 14:45:30,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 14:45:30,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-05 14:45:30,604 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:45:30,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:45:30,605 INFO L85 PathProgramCache]: Analyzing trace with hash -640572833, now seen corresponding path program 4 times [2024-04-05 14:45:30,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:45:30,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438292517] [2024-04-05 14:45:30,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:45:30,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:45:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:45:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:45:40,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:45:40,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438292517] [2024-04-05 14:45:40,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438292517] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:45:40,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971911356] [2024-04-05 14:45:40,584 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 14:45:40,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:45:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:45:40,585 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) [2024-04-05 14:45:40,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 14:45:40,808 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 14:45:40,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:45:40,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 113 conjunts are in the unsatisfiable core [2024-04-05 14:45:40,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:45:44,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-04-05 14:45:50,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-04-05 14:45:56,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:45:57,395 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 14:45:57,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-04-05 14:45:58,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:46:00,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:46:02,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:46:03,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:46:04,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 14:46:11,383 INFO L349 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2024-04-05 14:46:11,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 36 [2024-04-05 14:46:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:46:18,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:46:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-05 14:46:32,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971911356] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:46:32,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:46:32,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 52, 24] total 97 [2024-04-05 14:46:32,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112690359] [2024-04-05 14:46:32,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:46:32,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-04-05 14:46:32,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:46:32,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-04-05 14:46:32,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=740, Invalid=8572, Unknown=0, NotChecked=0, Total=9312 [2024-04-05 14:46:32,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:46:32,983 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:46:32,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 7.371134020618556) internal successors, (715), 97 states have internal predecessors, (715), 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) [2024-04-05 14:46:32,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:46:32,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:46:32,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:46:32,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:46:32,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:46:32,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:46:32,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:46:32,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2024-04-05 14:46:32,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:47:40,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:47:40,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:47:40,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:47:40,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:47:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:47:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:47:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:47:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2024-04-05 14:47:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 14:47:40,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-05 14:47:40,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:47:40,977 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:47:40,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:47:40,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1589000085, now seen corresponding path program 5 times [2024-04-05 14:47:40,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:47:40,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682510616] [2024-04-05 14:47:40,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:47:40,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:47:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:47:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:47:44,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:47:44,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682510616] [2024-04-05 14:47:44,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682510616] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:47:44,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261723770] [2024-04-05 14:47:44,993 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 14:47:44,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:47:44,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:47:44,994 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) [2024-04-05 14:47:44,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 14:47:45,203 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-04-05 14:47:45,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:47:45,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-05 14:47:45,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:47:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-04-05 14:47:49,577 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:47:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 15 proven. 18 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-04-05 14:47:52,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261723770] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:47:52,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:47:52,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 13, 10] total 40 [2024-04-05 14:47:52,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134203667] [2024-04-05 14:47:52,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:47:52,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-05 14:47:52,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:47:52,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-05 14:47:52,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1393, Unknown=0, NotChecked=0, Total=1560 [2024-04-05 14:47:52,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:47:52,428 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:47:52,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 14.725) internal successors, (589), 40 states have internal predecessors, (589), 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) [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 14:47:52,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:48:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:48:21,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:48:21,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-05 14:48:22,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-05 14:48:22,012 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:48:22,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:48:22,013 INFO L85 PathProgramCache]: Analyzing trace with hash -2094454978, now seen corresponding path program 6 times [2024-04-05 14:48:22,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:48:22,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178562334] [2024-04-05 14:48:22,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:48:22,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:48:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:48:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:48:26,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:48:26,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178562334] [2024-04-05 14:48:26,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178562334] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:48:26,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [730003756] [2024-04-05 14:48:26,242 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 14:48:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:48:26,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:48:26,244 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 14:48:26,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-05 14:48:26,512 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-04-05 14:48:26,513 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:48:26,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 17 conjunts are in the unsatisfiable core [2024-04-05 14:48:26,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:48:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-04-05 14:48:30,493 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:48:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-04-05 14:48:32,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [730003756] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:48:32,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:48:32,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 12, 9] total 35 [2024-04-05 14:48:32,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077346322] [2024-04-05 14:48:32,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:48:32,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-04-05 14:48:32,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:48:32,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-04-05 14:48:32,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1064, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 14:48:32,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:32,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:48:32,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 16.02857142857143) internal successors, (561), 35 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 14:48:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:48:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:48:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:57,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:48:57,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-04-05 14:48:57,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-05 14:48:57,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-04-05 14:48:57,677 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:48:57,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:48:57,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1705279310, now seen corresponding path program 7 times [2024-04-05 14:48:57,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:48:57,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110210549] [2024-04-05 14:48:57,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:48:57,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:48:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:49:01,934 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 36 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:49:01,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:49:01,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110210549] [2024-04-05 14:49:01,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110210549] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:49:01,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736801758] [2024-04-05 14:49:01,935 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 14:49:01,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:49:01,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:49:01,936 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 14:49:01,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-05 14:49:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:49:02,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 25 conjunts are in the unsatisfiable core [2024-04-05 14:49:02,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:49:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 52 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:49:10,533 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:49:18,689 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 85 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 14:49:18,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736801758] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:49:18,690 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:49:18,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22, 22] total 61 [2024-04-05 14:49:18,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313611657] [2024-04-05 14:49:18,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:49:18,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-04-05 14:49:18,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:49:18,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-04-05 14:49:18,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=3317, Unknown=0, NotChecked=0, Total=3660 [2024-04-05 14:49:18,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:49:18,694 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:49:18,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 12.0) internal successors, (732), 61 states have internal predecessors, (732), 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) [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:49:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:49:18,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-04-05 14:49:18,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:50:22,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-04-05 14:50:22,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-04-05 14:50:22,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-05 14:50:23,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:50:23,022 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:50:23,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:50:23,022 INFO L85 PathProgramCache]: Analyzing trace with hash -806038555, now seen corresponding path program 8 times [2024-04-05 14:50:23,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:50:23,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795798346] [2024-04-05 14:50:23,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:50:23,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:50:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 14:50:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-04-05 14:50:27,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 14:50:27,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795798346] [2024-04-05 14:50:27,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795798346] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 14:50:27,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733951727] [2024-04-05 14:50:27,102 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 14:50:27,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 14:50:27,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 14:50:27,103 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 14:50:27,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-05 14:50:27,337 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 14:50:27,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 14:50:27,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 108 conjunts are in the unsatisfiable core [2024-04-05 14:50:27,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 14:50:43,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 14:50:43,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 65 treesize of output 17 [2024-04-05 14:50:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 14:50:44,408 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 14:50:50,914 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 14:50:50,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 87 treesize of output 168 [2024-04-05 14:50:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-04-05 14:50:54,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733951727] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 14:50:54,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 14:50:54,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 34, 25] total 60 [2024-04-05 14:50:54,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865143037] [2024-04-05 14:50:54,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 14:50:54,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-04-05 14:50:54,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 14:50:54,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-04-05 14:50:54,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=3245, Unknown=0, NotChecked=0, Total=3540 [2024-04-05 14:50:54,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:50:54,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 14:50:54,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 10.333333333333334) internal successors, (620), 60 states have internal predecessors, (620), 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) [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 14:50:54,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 14:50:54,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-05 14:50:54,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-04-05 14:50:54,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-04-05 14:50:54,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2024-04-05 14:50:54,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2024-04-05 14:52:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 14:52:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-05 14:52:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-05 14:52:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 386 states. [2024-04-05 14:52:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-05 14:52:27,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-05 14:52:27,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-05 14:52:27,725 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 14:52:27,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 14:52:27,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1248466321, now seen corresponding path program 1 times [2024-04-05 14:52:27,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 14:52:27,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380080249] [2024-04-05 14:52:27,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 14:52:27,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 14:52:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-04-05 14:52:46,429 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 [2024-04-05 14:52:46,432 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 [2024-04-05 14:52:46,483 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 11 remaining) [2024-04-05 14:52:46,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-04-05 14:52:46,484 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. [2024-04-05 14:52:46,486 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 11 remaining) [2024-04-05 14:52:46,486 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 11 remaining) [2024-04-05 14:52:46,486 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 11 remaining) [2024-04-05 14:52:46,486 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 11 remaining) [2024-04-05 14:52:46,487 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 11 remaining) [2024-04-05 14:52:46,492 INFO L445 BasicCegarLoop]: Path program histogram: [8, 1, 1, 1, 1, 1, 1] [2024-04-05 14:52:46,495 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 14:52:46,495 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 14:52:46,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 02:52:46 BasicIcfg [2024-04-05 14:52:46,498 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 14:52:46,498 INFO L158 Benchmark]: Toolchain (without parser) took 823068.16ms. Allocated memory was 292.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 220.4MB in the beginning and 800.6MB in the end (delta: -580.2MB). Peak memory consumption was 476.0MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,498 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 292.6MB. Free memory is still 260.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 14:52:46,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.30ms. Allocated memory is still 292.6MB. Free memory was 220.1MB in the beginning and 207.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.90ms. Allocated memory is still 292.6MB. Free memory was 206.9MB in the beginning and 203.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,499 INFO L158 Benchmark]: Boogie Preprocessor took 44.88ms. Allocated memory is still 292.6MB. Free memory was 203.7MB in the beginning and 201.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,499 INFO L158 Benchmark]: RCFGBuilder took 927.38ms. Allocated memory is still 292.6MB. Free memory was 201.1MB in the beginning and 195.5MB in the end (delta: 5.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,500 INFO L158 Benchmark]: TraceAbstraction took 821768.23ms. Allocated memory was 292.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 194.4MB in the beginning and 800.6MB in the end (delta: -606.1MB). Peak memory consumption was 449.8MB. Max. memory is 8.0GB. [2024-04-05 14:52:46,501 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 292.6MB. Free memory is still 260.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 271.30ms. Allocated memory is still 292.6MB. Free memory was 220.1MB in the beginning and 207.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.90ms. Allocated memory is still 292.6MB. Free memory was 206.9MB in the beginning and 203.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.88ms. Allocated memory is still 292.6MB. Free memory was 203.7MB in the beginning and 201.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 927.38ms. Allocated memory is still 292.6MB. Free memory was 201.1MB in the beginning and 195.5MB in the end (delta: 5.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 821768.23ms. Allocated memory was 292.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 194.4MB in the beginning and 800.6MB in the end (delta: -606.1MB). Peak memory consumption was 449.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2377376, independent: 2229473, independent conditional: 2224478, independent unconditional: 4995, dependent: 147903, dependent conditional: 144130, dependent unconditional: 3773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2236265, independent: 2229473, independent conditional: 2224478, independent unconditional: 4995, dependent: 6792, dependent conditional: 6792, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2236265, independent: 2229473, independent conditional: 2224478, independent unconditional: 4995, dependent: 6792, dependent conditional: 6792, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2236265, independent: 2229473, independent conditional: 2224478, independent unconditional: 4995, dependent: 6792, dependent conditional: 6792, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 29860, independent unconditional: 2199613, dependent: 40800, dependent conditional: 27216, dependent unconditional: 13584, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 6512, independent unconditional: 2222961, dependent: 40800, dependent conditional: 19368, dependent unconditional: 21432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 6512, independent unconditional: 2222961, dependent: 40800, dependent conditional: 19368, dependent unconditional: 21432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2873, independent: 2769, independent conditional: 5, independent unconditional: 2764, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2873, independent: 2765, independent conditional: 0, independent unconditional: 2765, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 268, dependent conditional: 227, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2270273, independent: 2226704, independent conditional: 6507, independent unconditional: 2220197, dependent: 40696, dependent conditional: 19266, dependent unconditional: 21430, unknown: 2873, unknown conditional: 107, unknown unconditional: 2766] , Statistics on independence cache: Total cache size (in pairs): 2873, Positive cache size: 2769, Positive conditional cache size: 5, Positive unconditional cache size: 2764, Negative cache size: 104, Negative conditional cache size: 102, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 31196, Maximal queried relation: 12, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 29860, independent unconditional: 2199613, dependent: 40800, dependent conditional: 27216, dependent unconditional: 13584, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 6512, independent unconditional: 2222961, dependent: 40800, dependent conditional: 19368, dependent unconditional: 21432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2270273, independent: 2229473, independent conditional: 6512, independent unconditional: 2222961, dependent: 40800, dependent conditional: 19368, dependent unconditional: 21432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2873, independent: 2769, independent conditional: 5, independent unconditional: 2764, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2873, independent: 2765, independent conditional: 0, independent unconditional: 2765, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 104, dependent conditional: 102, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 277, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 268, dependent conditional: 227, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2270273, independent: 2226704, independent conditional: 6507, independent unconditional: 2220197, dependent: 40696, dependent conditional: 19266, dependent unconditional: 21430, unknown: 2873, unknown conditional: 107, unknown unconditional: 2766] , Statistics on independence cache: Total cache size (in pairs): 2873, Positive cache size: 2769, Positive conditional cache size: 5, Positive unconditional cache size: 2764, Negative cache size: 104, Negative conditional cache size: 102, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 31196 ], Independence queries for same thread: 141111 - TimeoutResultAtElement [Line: 166]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 161]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 160]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 304 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-5-3-4-1 term,while SimplifyDDA2 was simplifying 4 xjuncts wrt. a ∧-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 381 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 821.5s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 8, EmptinessCheckTime: 388.5s, 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: 1058, 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: 0.5s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 407.7s InterpolantComputationTime, 6235 NumberOfCodeBlocks, 6219 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 8621 ConstructedInterpolants, 51 QuantifiedInterpolants, 66967 SizeOfPredicates, 255 NumberOfNonLiveVariables, 7130 ConjunctsInSsa, 442 ConjunctsInUnsatCore, 33 InterpolantComputations, 5 PerfectInterpolantSequences, 942/1827 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